feat(ui): pattern modes, bundles, and zone content kind

Add profile/preset/sequence JSON import and export; map preset mode to
wire n6 with a mode dropdown for multi-mode patterns; zone edit shows
presets or sequences only with content_kind on save; update catalogue
and tests for merged pattern names.

Co-authored-by: Cursor <cursoragent@cursor.com>

db/group.json

@@ -1 +1 @@
-{"1": {"name": "group1", "devices": ["e8f60a16fb00", "e8f60a170794"], "wifi_driver_display_name": "desk", "wifi_driver_num_leds": 59, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0, "output_brightness": 255}, "2": {"name": "group2", "devices": ["188b0e1560a8"], "wifi_driver_display_name": null, "wifi_driver_num_leds": null, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "output_brightness": 255, "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0}}
+{"1": {"name": "group1", "devices": ["e8f60a16fb00", "e8f60a170794"], "wifi_driver_display_name": "desk", "wifi_driver_num_leds": 59, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0, "output_brightness": 255}, "2": {"name": "group2", "devices": ["188b0e1560a8"], "wifi_driver_display_name": null, "wifi_driver_num_leds": null, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "output_brightness": 255, "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0}, "3": {"name": "group3", "devices": ["e8f60a16f288"], "wifi_driver_display_name": null, "wifi_driver_num_leds": null, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "output_brightness": 255, "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0}, "4": {"name": "group4", "devices": ["e8f60a16e79c"], "wifi_driver_display_name": null, "wifi_driver_num_leds": null, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "output_brightness": 255, "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0}, "5": {"name": "desk", "devices": ["188b0e1560a8"], "wifi_driver_display_name": null, "wifi_driver_num_leds": null, "wifi_color_order": "rgb", "wifi_startup_mode": "default", "output_brightness": 255, "pattern": "on", "colors": ["000000", "FF0000"], "brightness": 100, "delay": 100, "step_offset": 0, "step_increment": 1, "n1": 0, "n2": 0, "n3": 0, "n4": 0, "n5": 0, "n6": 0, "n7": 0, "n8": 0, "profile_id": null}}

db/palette.json

@@ -1 +1 @@
-{"1": ["#FF0000", "#00FF00", "#0000FF", "#FFFF00", "#FF00FF", "#00FFFF", "#FFFFFF", "#000000"], "2": [], "3": [], "4": [], "5": [], "6": [], "7": ["#FF0000", "#00FF00", "#0000FF", "#FFFF00", "#FF00FF", "#00FFFF", "#FFFFFF", "#000000"], "8": [], "9": [], "10": [], "11": [], "12": ["#890b0b", "#0b8935"]}
+{"1": ["#FF0000", "#00FF00", "#0000FF", "#FFFF00", "#FF00FF", "#00FFFF", "#FFFFFF", "#000000", "#050500"], "2": [], "3": [], "4": [], "5": [], "6": [], "7": ["#FF0000", "#00FF00", "#0000FF", "#FFFF00", "#FF00FF", "#00FFFF", "#FFFFFF", "#000000"], "8": [], "9": [], "10": [], "11": [], "12": ["#890b0b", "#0b8935"], "13": []}

db/pattern.json

@@ -11,15 +11,12 @@
     "max_colors": 0,
     "supports_manual": true
   },
-  "rainbow": {
-    "n1": "Step Rate",
-    "min_delay": 10,
-    "max_delay": 10000,
-    "max_colors": 0,
-    "supports_manual": true
-  },
   "colour_cycle": {
-    "n1": "Step Rate",
+    "n1": "Step rate",
+    "mode": {
+      "0": "Scroll palette gradient",
+      "1": "Rainbow wheel (preset colours ignored)"
+    },
     "min_delay": 10,
     "max_delay": 10000,
     "max_colors": 10,
@@ -40,7 +37,11 @@
     "max_delay": 10000,
     "max_colors": 2,
     "has_background": true,
-    "supports_manual": true
+    "supports_manual": true,
+    "mode": {
+      "0": "Two-colour chase",
+      "1": "Marquee dashes (n1 on length, n2 off, n3 step)"
+    }
   },
   "pulse": {
     "n1": "Attack",
@@ -80,7 +81,7 @@
   "flame": {
     "n1": "Min brightness",
     "n2": "Breath period (ms)",
-    "n3": "Spark gap min (ms, 0=default 10–30 s, -1=off)",
+    "n3": "Spark gap min (ms, 0=default 10\u201330 s, -1=off)",
     "n4": "Spark gap max (ms)",
     "min_delay": 10,
     "max_delay": 10000,
@@ -88,8 +89,8 @@
     "supports_manual": false
   },
   "twinkle": {
-    "n1": "Twinkle activity (1–255, higher = more changes)",
+    "n1": "Twinkle activity (1\u2013255, higher = more changes)",
-    "n2": "Density (0–255, higher = more of the strip lit)",
+    "n2": "Density (0\u2013255, higher = more of the strip lit)",
     "n3": "Min adjacent LEDs per twinkle (same as max for fixed length)",
     "n4": "Max adjacent LEDs per twinkle (same as min for fixed length)",
     "min_delay": 10,
@@ -108,58 +109,6 @@
     "has_background": true,
     "supports_manual": true
   },
-  "meteor_rain": {
-    "n1": "Tail length",
-    "n2": "Speed (LEDs per frame)",
-    "n3": "Fade amount (1-255)",
-    "min_delay": 10,
-    "max_delay": 10000,
-    "max_colors": 10,
-    "supports_manual": true
-  },
-  "scanner": {
-    "n1": "Eye width",
-    "n2": "End pause (frames)",
-    "min_delay": 10,
-    "max_delay": 10000,
-    "max_colors": 10,
-    "has_background": true,
-    "supports_manual": true
-  },
-  "gradient_scroll": {
-    "n1": "Scroll step rate",
-    "min_delay": 10,
-    "max_delay": 10000,
-    "max_colors": 10,
-    "supports_manual": true
-  },
-  "comet_dual": {
-    "n1": "Tail length",
-    "n2": "Speed",
-    "n3": "Gap",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
-  "sparkle_trail": {
-    "n1": "Spark density",
-    "n2": "Decay",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "supports_manual": true
-  },
-  "wave": {
-    "n1": "Wavelength",
-    "n2": "Amplitude",
-    "n3": "Drift speed",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "supports_manual": false
-  },
   "plasma": {
     "n1": "Scale",
     "n2": "Speed",
@@ -169,17 +118,6 @@
     "max_delay": 10000,
     "supports_manual": false
   },
-  "segment_chase": {
-    "n1": "Segment size",
-    "n2": "Phase step",
-    "n3": "Segment phase offset",
-    "n4": "Gap per segment",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
   "bar_graph": {
     "n1": "Level percent",
     "max_colors": 10,
@@ -188,14 +126,6 @@
     "has_background": true,
     "supports_manual": false
   },
-  "breathing_dual": {
-    "n1": "Phase offset",
-    "n2": "Ease",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "supports_manual": false
-  },
   "strobe_burst": {
     "n1": "Burst count",
     "n2": "Burst gap",
@@ -215,15 +145,6 @@
     "has_background": true,
     "supports_manual": true
   },
-  "fireflies": {
-    "n1": "Count",
-    "n2": "Twinkle speed",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
   "clock_sweep": {
     "n1": "Hand width",
     "n2": "Marker interval",
@@ -233,30 +154,17 @@
     "has_background": true,
     "supports_manual": true
   },
-  "marquee": {
-    "n1": "On length",
-    "n2": "Off length",
-    "n3": "Step",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
   "aurora": {
-    "n1": "Band count",
+    "n1": "Band count (0) or spatial period LEDs (1)",
-    "n2": "Shimmer",
+    "n2": "Shimmer (0) or blend strength (1)",
-    "max_colors": 10,
+    "n3": "Unused (0) or drift speed (1)",
+    "mode": {
+      "0": "Colour bands + shimmer",
+      "1": "Sine northern wave"
+    },
     "min_delay": 10,
     "max_delay": 10000,
-    "supports_manual": false
-  },
-  "snowfall": {
-    "n1": "Flake density",
-    "n2": "Fall speed",
     "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
     "has_background": true,
     "supports_manual": true
   },
@@ -290,16 +198,6 @@
     "has_background": true,
     "supports_manual": true
   },
-  "northern_wave": {
-    "n1": "Spatial period (LEDs)",
-    "n2": "Blend strength",
-    "n3": "Drift speed",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
   "candle_glow": {
     "n1": "Candle count",
     "n2": "Glow width (LEDs)",
@@ -310,36 +208,6 @@
     "has_background": true,
     "supports_manual": true
   },
-  "starfall": {
-    "n1": "Spawn rate",
-    "n2": "Fall speed",
-    "n3": "Streak length",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
-  "ice_sparkle": {
-    "n1": "Sparkle rate",
-    "n2": "Decay per refresh",
-    "n3": "Halo width (LEDs)",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
-  "heartbeat": {
-    "n1": "Pulse 1 ms",
-    "n2": "Pulse 2 ms",
-    "n3": "Pause ms",
-    "max_colors": 10,
-    "min_delay": 10,
-    "max_delay": 10000,
-    "has_background": true,
-    "supports_manual": true
-  },
   "orbit": {
     "n1": "Orbit count",
     "n2": "Base speed",
@@ -357,5 +225,49 @@
     "min_delay": 10,
     "max_delay": 10000,
     "supports_manual": false
+  },
+  "meteor": {
+    "n1": "Tail length (0–1) or eye width (2)",
+    "n2": "Speed (LEDs per frame)",
+    "n3": "Fade amount (0), comet gap (1), or end pause frames (2)",
+    "mode": {
+      "0": "Fading meteor",
+      "1": "Dual comets",
+      "2": "Bouncing scanner"
+    },
+    "min_delay": 10,
+    "max_delay": 10000,
+    "max_colors": 10,
+    "has_background": true,
+    "supports_manual": true
+  },
+  "particles": {
+    "n1": "Flake density (0) or spawn rate (1)",
+    "n2": "Fall speed (LEDs per frame)",
+    "n3": "Unused (0) or streak length (1)",
+    "mode": {
+      "0": "Snowfall flakes",
+      "1": "Starfall streaks"
+    },
+    "min_delay": 10,
+    "max_delay": 10000,
+    "max_colors": 10,
+    "has_background": true,
+    "supports_manual": true
+  },
+  "sparkle": {
+    "n1": "Spark density (0–1) or firefly count (2)",
+    "n2": "Trail decay (0) or twinkle speed (2)",
+    "n3": "Ice halo width LEDs (1); unused in 0 and 2",
+    "mode": {
+      "0": "Sparkle trail",
+      "1": "Ice burst + halo",
+      "2": "Fireflies"
+    },
+    "min_delay": 10,
+    "max_delay": 10000,
+    "max_colors": 10,
+    "has_background": true,
+    "supports_manual": true
   }
 }

db/profile.json

@@ -1 +1 @@
-{"1": {"name": "default", "type": "zones", "zones": ["1", "8"], "scenes": [], "palette_id": "1"}, "2": {"name": "test", "type": "zones", "zones": ["6", "7"], "scenes": [], "palette_id": "12"}}
+{"1": {"name": "default", "type": "zones", "zones": ["1", "9", "8", "10"], "scenes": [], "palette_id": "1"}, "2": {"name": "test", "type": "zones", "zones": ["6", "7"], "scenes": [], "palette_id": "12"}}

db/sequence.json

@@ -1 +1 @@
-{"1": {"group_name": "Main Group", "presets": ["1", "2"], "sequence_duration": 3000, "sequence_transition": 500, "sequence_loop": true, "sequence_repeat_count": 0, "sequence_active": false, "sequence_index": 0, "sequence_start_time": 0, "steps": [], "step_duration_ms": 3000, "loop": true, "name": "Main Group", "profile_id": "1", "lanes": [[{"preset_id": "42", "beats": 6}, {"preset_id": "5", "beats": 2}], [{"preset_id": "6", "beats": 1}]], "group_ids": ["1"], "advance_mode": "beats", "lanes_group_ids": [["1"], ["2"]]}, "2": {"group_name": "Accent Group", "presets": ["2", "3"], "sequence_duration": 2000, "sequence_transition": 300, "sequence_loop": true, "sequence_repeat_count": 0, "sequence_active": false, "sequence_index": 0, "sequence_start_time": 0, "steps": [{"preset_id": "2", "group_ids": [], "beats": 1}, {"preset_id": "3", "group_ids": [], "beats": 1}], "step_duration_ms": 2000, "loop": true, "name": "Accent Group", "profile_id": "1", "lanes": [[{"preset_id": "2", "group_ids": [], "beats": 1}, {"preset_id": "3", "group_ids": [], "beats": 1}]], "group_ids": [], "advance_mode": "time", "lanes_group_ids": [[]]}}
+{}

pyproject.toml

@@ -1,3 +1,5 @@
 [tool.pytest.ini_options]
 testpaths = ["tests"]
-python_files = ["test_endpoints_pytest.py"]
+python_files = ["test_*.py"]
+# ``tests/models/`` is a package name clash with ``src/models``; run via tests/models/run_all.py
+norecursedirs = ["models"]

src/controllers/preset.py

@@ -7,6 +7,7 @@ from models.device import Device, normalize_mac
 from models.transport import get_current_sender
 from util.driver_delivery import deliver_json_messages, deliver_preset_broadcast_then_per_device
 from util.espnow_message import build_message, build_preset_dict
+from util.profile_bundle import export_preset_bundle, import_preset_bundle
 import json
 
 controller = Microdot()
@@ -50,6 +51,41 @@ async def list_presets(request, session):
     }
     return json.dumps(scoped), 200, {'Content-Type': 'application/json'}
 
+@controller.get('/<preset_id>/export')
+@with_session
+async def export_preset(request, session, preset_id):
+    """Export one preset as a JSON bundle."""
+    current_profile_id = get_current_profile_id(session)
+    preset = presets.read(preset_id)
+    if not preset or str(preset.get("profile_id")) != str(current_profile_id):
+        return json.dumps({"error": "Preset not found"}), 404, {'Content-Type': 'application/json'}
+    try:
+        bundle = export_preset_bundle(preset_id, presets)
+        return json.dumps(bundle), 200, {'Content-Type': 'application/json'}
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 404, {'Content-Type': 'application/json'}
+
+
+@controller.post('/import')
+@with_session
+async def import_preset(request, session):
+    """Import a preset bundle into the current profile."""
+    try:
+        current_profile_id = get_current_profile_id(session)
+        if not current_profile_id:
+            return json.dumps({"error": "No profile available"}), 404, {'Content-Type': 'application/json'}
+        body = request.json or {}
+        bundle = body.get("bundle") if isinstance(body, dict) else body
+        if not isinstance(bundle, dict):
+            return json.dumps({"error": "Expected JSON bundle"}), 400, {'Content-Type': 'application/json'}
+        new_id, preset_data = import_preset_bundle(bundle, presets, current_profile_id)
+        return json.dumps({new_id: preset_data}), 201, {'Content-Type': 'application/json'}
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 400, {'Content-Type': 'application/json'}
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400, {'Content-Type': 'application/json'}
+
+
 @controller.get('/<preset_id>')
 @with_session
 async def get_preset(request, session, preset_id):

src/controllers/profile.py

@@ -3,12 +3,15 @@ from microdot.session import with_session
 from models.profile import Profile
 from models.zone import Zone
 from models.preset import Preset
+from models.sequence import Sequence
+from util.profile_bundle import export_profile_bundle, import_profile_bundle
 import json
 
 controller = Microdot()
 profiles = Profile()
 zones = Zone()
 presets = Preset()
+sequences = Sequence()
 
 @controller.get('')
 @with_session
@@ -54,18 +57,64 @@ async def get_current_profile(request, session):
         return json.dumps({"id": current_id, "profile": profile}), 200, {'Content-Type': 'application/json'}
     return json.dumps({"error": "No profile available"}), 404
 
-@controller.get('/<id>')
+
+@controller.post('/import')
 @with_session
-async def get_profile(request, id, session):
+async def import_profile(request, session):
-    """Get a specific profile by ID."""
+    """Import a profile bundle (optionally apply as current profile)."""
-    # Handle 'current' as a special case
+    try:
-    if id == 'current':
+        body = request.json or {}
-        return await get_current_profile(request, session)
+        bundle = body.get("bundle") if isinstance(body, dict) else body
-    
+        if not isinstance(bundle, dict):
-    profile = profiles.read(id)
+            return json.dumps({"error": "Expected JSON bundle"}), 400, {'Content-Type': 'application/json'}
-    if profile:
+        name = body.get("name") if isinstance(body, dict) else None
-        return json.dumps(profile), 200, {'Content-Type': 'application/json'}
+        apply_raw = body.get("apply", True) if isinstance(body, dict) else True
-    return json.dumps({"error": "Profile not found"}), 404
+        if isinstance(apply_raw, str):
+            apply = apply_raw.strip().lower() in ("1", "true", "yes", "on")
+        else:
+            apply = bool(apply_raw)
+
+        new_profile_id, profile_data = import_profile_bundle(
+            bundle,
+            profiles,
+            zones,
+            presets,
+            sequences,
+            profiles._palette_model,
+            name=str(name).strip() if name else None,
+        )
+        if apply:
+            session['current_profile'] = str(new_profile_id)
+            session.save()
+        return (
+            json.dumps({new_profile_id: profile_data, "id": new_profile_id}),
+            201,
+            {'Content-Type': 'application/json'},
+        )
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 400, {'Content-Type': 'application/json'}
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400, {'Content-Type': 'application/json'}
+
+
+@controller.get('/<id>/export')
+async def export_profile(request, id):
+    """Export profile, zones, presets, sequences, and palette as a JSON bundle."""
+    try:
+        bundle = export_profile_bundle(
+            str(id),
+            profiles,
+            zones,
+            presets,
+            sequences,
+            profiles._palette_model,
+        )
+        return json.dumps(bundle), 200, {'Content-Type': 'application/json'}
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 404, {'Content-Type': 'application/json'}
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400, {'Content-Type': 'application/json'}
+
 
 @controller.post('/<id>/apply')
 @with_session
@@ -77,167 +126,6 @@ async def apply_profile(request, session, id):
     session.save()
     return json.dumps({"message": "Profile applied", "id": str(id)}), 200, {'Content-Type': 'application/json'}
 
-@controller.post('')
-async def create_profile(request):
-    """Create a new profile."""
-    try:
-        data = dict(request.json or {})
-        name = data.get("name", "")
-        seed_raw = data.get("seed_dj_zone", False)
-        if isinstance(seed_raw, str):
-            seed_dj_zone = seed_raw.strip().lower() in ("1", "true", "yes", "on")
-        else:
-            seed_dj_zone = bool(seed_raw)
-        # Request-only flag: do not persist on profile records.
-        data.pop("seed_dj_zone", None)
-        profile_id = profiles.create(name)
-        # Avoid persisting request-only fields.
-        data.pop("name", None)
-        if data:
-            profiles.update(profile_id, data)
-
-        # New profiles always start with a default zone pre-populated with starter presets.
-        default_preset_ids = []
-        default_preset_defs = [
-            {
-                "name": "on",
-                "pattern": "on",
-                "colors": ["#FFFFFF"],
-                "brightness": 255,
-                "delay": 100,
-                "auto": True,
-            },
-            {
-                "name": "off",
-                "pattern": "off",
-                "colors": [],
-                "brightness": 0,
-                "delay": 100,
-                "auto": True,
-            },
-            {
-                "name": "rainbow",
-                "pattern": "rainbow",
-                "colors": [],
-                "brightness": 255,
-                "delay": 100,
-                "auto": True,
-                "n1": 2,
-            },
-            {
-                "name": "Colour Cycle",
-                "pattern": "colour_cycle",
-                "colors": ["#FF0000", "#00FF00", "#0000FF"],
-                "brightness": 255,
-                "delay": 100,
-                "auto": True,
-                "n1": 1,
-            },
-            {
-                "name": "transition",
-                "pattern": "transition",
-                "colors": ["#FF0000", "#00FF00", "#0000FF"],
-                "brightness": 255,
-                "delay": 500,
-                "auto": True,
-            },
-            {
-                "name": "flicker",
-                "pattern": "flicker",
-                "colors": ["#FFB84D"],
-                "brightness": 255,
-                "delay": 80,
-                "auto": True,
-                "n1": 30,
-            },
-            {
-                "name": "flame",
-                "pattern": "flame",
-                "colors": [],
-                "brightness": 255,
-                "delay": 50,
-                "auto": True,
-                "n1": 35,
-                "n2": 2600,
-                "n3": 0,
-                "n4": 0,
-            },
-            {
-                "name": "twinkle",
-                "pattern": "twinkle",
-                "colors": ["#78C8FF", "#508CFF", "#B478FF", "#64DCE8", "#A0C8FF"],
-                "brightness": 255,
-                "delay": 55,
-                "auto": True,
-                "n1": 72,
-                "n2": 140,
-                "n3": 2,
-                "n4": 6,
-            },
-        ]
-
-        for preset_data in default_preset_defs:
-            pid = presets.create(profile_id)
-            presets.update(pid, preset_data)
-            default_preset_ids.append(str(pid))
-
-        default_tab_id = zones.create(name="default", names=["1"], presets=[default_preset_ids])
-        zones.update(default_tab_id, {
-            "presets_flat": default_preset_ids,
-            "default_preset": default_preset_ids[0] if default_preset_ids else None,
-        })
-
-        profile = profiles.read(profile_id) or {}
-        profile_tabs = profile.get("zones", []) if isinstance(profile.get("zones", []), list) else []
-        profile_tabs.append(str(default_tab_id))
-
-        if seed_dj_zone:
-            # Seed a DJ-focused zone with three starter presets.
-            seeded_preset_ids = []
-            preset_defs = [
-                {
-                    "name": "DJ Rainbow",
-                    "pattern": "rainbow",
-                    "colors": [],
-                    "brightness": 220,
-                    "delay": 60,
-                    "n1": 12,
-                },
-                {
-                    "name": "DJ Single Color",
-                    "pattern": "on",
-                    "colors": ["#ff00ff"],
-                    "brightness": 220,
-                    "delay": 100,
-                },
-                {
-                    "name": "DJ Transition",
-                    "pattern": "transition",
-                    "colors": ["#ff0000", "#00ff00", "#0000ff"],
-                    "brightness": 220,
-                    "delay": 250,
-                },
-            ]
-
-            for preset_data in preset_defs:
-                pid = presets.create(profile_id)
-                presets.update(pid, preset_data)
-                seeded_preset_ids.append(str(pid))
-
-            dj_tab_id = zones.create(name="dj", names=["dj"], presets=[seeded_preset_ids])
-            zones.update(dj_tab_id, {
-                "presets_flat": seeded_preset_ids,
-                "default_preset": seeded_preset_ids[0] if seeded_preset_ids else None,
-            })
-
-            profile_tabs.append(str(dj_tab_id))
-
-        profiles.update(profile_id, {"zones": profile_tabs})
-
-        profile_data = profiles.read(profile_id)
-        return json.dumps({profile_id: profile_data}), 201, {'Content-Type': 'application/json'}
-    except Exception as e:
-        return json.dumps({"error": str(e)}), 400
 
 @controller.post('/<id>/clone')
 async def clone_profile(request, id):
@@ -351,6 +239,184 @@ async def clone_profile(request, id):
     except Exception as e:
         return json.dumps({"error": str(e)}), 400
 
+
+@controller.get('/<id>')
+@with_session
+async def get_profile(request, id, session):
+    """Get a specific profile by ID."""
+    # Handle 'current' as a special case
+    if id == 'current':
+        return await get_current_profile(request, session)
+    
+    profile = profiles.read(id)
+    if profile:
+        return json.dumps(profile), 200, {'Content-Type': 'application/json'}
+    return json.dumps({"error": "Profile not found"}), 404
+
+@controller.post('')
+async def create_profile(request):
+    """Create a new profile."""
+    try:
+        data = dict(request.json or {})
+        name = data.get("name", "")
+        seed_raw = data.get("seed_dj_zone", False)
+        if isinstance(seed_raw, str):
+            seed_dj_zone = seed_raw.strip().lower() in ("1", "true", "yes", "on")
+        else:
+            seed_dj_zone = bool(seed_raw)
+        # Request-only flag: do not persist on profile records.
+        data.pop("seed_dj_zone", None)
+        profile_id = profiles.create(name)
+        # Avoid persisting request-only fields.
+        data.pop("name", None)
+        if data:
+            profiles.update(profile_id, data)
+
+        # New profiles always start with a default zone pre-populated with starter presets.
+        default_preset_ids = []
+        default_preset_defs = [
+            {
+                "name": "on",
+                "pattern": "on",
+                "colors": ["#FFFFFF"],
+                "brightness": 255,
+                "delay": 100,
+                "auto": True,
+            },
+            {
+                "name": "off",
+                "pattern": "off",
+                "colors": [],
+                "brightness": 0,
+                "delay": 100,
+                "auto": True,
+            },
+            {
+                "name": "rainbow",
+                "pattern": "colour_cycle",
+                "colors": [],
+                "brightness": 255,
+                "delay": 100,
+                "auto": True,
+                "n1": 2,
+                "mode": 1,
+            },
+            {
+                "name": "Colour Cycle",
+                "pattern": "colour_cycle",
+                "colors": ["#FF0000", "#00FF00", "#0000FF"],
+                "brightness": 255,
+                "delay": 100,
+                "auto": True,
+                "n1": 1,
+            },
+            {
+                "name": "transition",
+                "pattern": "transition",
+                "colors": ["#FF0000", "#00FF00", "#0000FF"],
+                "brightness": 255,
+                "delay": 500,
+                "auto": True,
+            },
+            {
+                "name": "flicker",
+                "pattern": "flicker",
+                "colors": ["#FFB84D"],
+                "brightness": 255,
+                "delay": 80,
+                "auto": True,
+                "n1": 30,
+            },
+            {
+                "name": "flame",
+                "pattern": "flame",
+                "colors": [],
+                "brightness": 255,
+                "delay": 50,
+                "auto": True,
+                "n1": 35,
+                "n2": 2600,
+                "n3": 0,
+                "n4": 0,
+            },
+            {
+                "name": "twinkle",
+                "pattern": "twinkle",
+                "colors": ["#78C8FF", "#508CFF", "#B478FF", "#64DCE8", "#A0C8FF"],
+                "brightness": 255,
+                "delay": 55,
+                "auto": True,
+                "n1": 72,
+                "n2": 140,
+                "n3": 2,
+                "n4": 6,
+            },
+        ]
+
+        for preset_data in default_preset_defs:
+            pid = presets.create(profile_id)
+            presets.update(pid, preset_data)
+            default_preset_ids.append(str(pid))
+
+        default_tab_id = zones.create(name="default", names=["1"], presets=[default_preset_ids])
+        zones.update(default_tab_id, {
+            "presets_flat": default_preset_ids,
+            "default_preset": default_preset_ids[0] if default_preset_ids else None,
+        })
+
+        profile = profiles.read(profile_id) or {}
+        profile_tabs = profile.get("zones", []) if isinstance(profile.get("zones", []), list) else []
+        profile_tabs.append(str(default_tab_id))
+
+        if seed_dj_zone:
+            # Seed a DJ-focused zone with three starter presets.
+            seeded_preset_ids = []
+            preset_defs = [
+                {
+                    "name": "DJ Rainbow",
+                    "pattern": "colour_cycle",
+                    "colors": [],
+                    "brightness": 220,
+                    "delay": 60,
+                    "n1": 12,
+                    "mode": 1,
+                },
+                {
+                    "name": "DJ Single Color",
+                    "pattern": "on",
+                    "colors": ["#ff00ff"],
+                    "brightness": 220,
+                    "delay": 100,
+                },
+                {
+                    "name": "DJ Transition",
+                    "pattern": "transition",
+                    "colors": ["#ff0000", "#00ff00", "#0000ff"],
+                    "brightness": 220,
+                    "delay": 250,
+                },
+            ]
+
+            for preset_data in preset_defs:
+                pid = presets.create(profile_id)
+                presets.update(pid, preset_data)
+                seeded_preset_ids.append(str(pid))
+
+            dj_tab_id = zones.create(name="dj", names=["dj"], presets=[seeded_preset_ids])
+            zones.update(dj_tab_id, {
+                "presets_flat": seeded_preset_ids,
+                "default_preset": seeded_preset_ids[0] if seeded_preset_ids else None,
+            })
+
+            profile_tabs.append(str(dj_tab_id))
+
+        profiles.update(profile_id, {"zones": profile_tabs})
+
+        profile_data = profiles.read(profile_id)
+        return json.dumps({profile_id: profile_data}), 201, {'Content-Type': 'application/json'}
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400
+
 @controller.put('/current')
 @with_session
 async def update_current_profile(request, session):

src/controllers/sequence.py

@@ -3,11 +3,14 @@ from microdot.session import with_session
 from models.sequence import Sequence
 from models.profile import Profile
 from models.transport import get_current_sender
+from models.preset import Preset
+from util.profile_bundle import export_sequence_bundle, import_sequence_bundle
 import json
 
 controller = Microdot()
 sequences = Sequence()
 profiles = Profile()
+presets = Preset()
 
 
 def get_current_profile_id(session=None):
@@ -39,6 +42,57 @@ async def list_sequences(request, session):
     return json.dumps(scoped), 200, {"Content-Type": "application/json"}
 
 
+@controller.get("/<id>/export")
+@with_session
+async def export_sequence(request, session, id):
+    """Export a sequence and referenced presets as a JSON bundle."""
+    current_profile_id = get_current_profile_id(session)
+    if not current_profile_id:
+        return json.dumps({"error": "No profile available"}), 404, {"Content-Type": "application/json"}
+    try:
+        bundle = export_sequence_bundle(
+            id,
+            sequences,
+            presets,
+            profile_id=current_profile_id,
+        )
+        return json.dumps(bundle), 200, {"Content-Type": "application/json"}
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 404, {"Content-Type": "application/json"}
+
+
+@controller.post("/import")
+@with_session
+async def import_sequence(request, session):
+    """Import a sequence bundle into the current profile."""
+    try:
+        current_profile_id = get_current_profile_id(session)
+        if not current_profile_id:
+            return (
+                json.dumps({"error": "No profile available"}),
+                404,
+                {"Content-Type": "application/json"},
+            )
+        body = request.json or {}
+        bundle = body.get("bundle") if isinstance(body, dict) else body
+        if not isinstance(bundle, dict):
+            return (
+                json.dumps({"error": "Expected JSON bundle"}),
+                400,
+                {"Content-Type": "application/json"},
+            )
+        new_id, seq_data = import_sequence_bundle(bundle, sequences, presets, current_profile_id)
+        return (
+            json.dumps({new_id: seq_data}),
+            201,
+            {"Content-Type": "application/json"},
+        )
+    except ValueError as e:
+        return json.dumps({"error": str(e)}), 400, {"Content-Type": "application/json"}
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400, {"Content-Type": "application/json"}
+
+
 @controller.get("/<id>")
 @with_session
 async def get_sequence(request, session, id):

src/controllers/zone.py

@@ -349,6 +349,7 @@ async def clone_zone(request, session, id):
             source.get("names"),
             source.get("presets"),
             source.get("group_ids"),
+            source.get("content_kind"),
         )
         extra = {k: v for k, v in source.items() if k not in ("name", "names", "presets")}
         if extra:

src/models/zone.py

@@ -46,6 +46,22 @@ class Zone(Model):
         if changed:
             self.save()
 
+    @staticmethod
+    def _normalized_content_kind(doc):
+        if not isinstance(doc, dict):
+            return None
+        kind = doc.get("content_kind")
+        return kind if kind in ("presets", "sequences") else None
+
+    def _enforce_content_kind_invariants(self, doc):
+        """Presets-only zones hold no sequences; sequences-only hold no preset tiles."""
+        kind = self._normalized_content_kind(doc)
+        if kind == "presets":
+            doc["sequence_ids"] = []
+        elif kind == "sequences":
+            doc["presets"] = []
+            doc["presets_flat"] = []
+
     def create(self, name="", names=None, presets=None, group_ids=None, content_kind=None):
         next_id = self.get_next_id()
         gid_list = []
@@ -62,6 +78,9 @@ class Zone(Model):
         }
         if content_kind in ("presets", "sequences"):
             doc["content_kind"] = content_kind
+        if "sequence_ids" not in doc:
+            doc["sequence_ids"] = []
+        self._enforce_content_kind_invariants(doc)
         self[next_id] = doc
         self.save()
         return next_id
@@ -74,7 +93,9 @@ class Zone(Model):
         id_str = str(id)
         if id_str not in self:
             return False
-        self[id_str].update(data)
+        patch = data if isinstance(data, dict) else {}
+        self[id_str].update(patch)
+        self._enforce_content_kind_invariants(self[id_str])
         self.save()
         return True
 

src/static/bundle_io.js

@@ -0,0 +1,48 @@
+/** Download/upload JSON bundles for profile, preset, and sequence import/export. */
+
+window.downloadJsonFile = function downloadJsonFile(filename, data) {
+  const text = typeof data === 'string' ? data : JSON.stringify(data, null, 2);
+  const blob = new Blob([text], { type: 'application/json' });
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement('a');
+  a.href = url;
+  a.download = filename || 'bundle.json';
+  document.body.appendChild(a);
+  a.click();
+  a.remove();
+  URL.revokeObjectURL(url);
+};
+
+window.pickJsonFile = function pickJsonFile() {
+  return new Promise((resolve) => {
+    const input = document.createElement('input');
+    input.type = 'file';
+    input.accept = 'application/json,.json';
+    input.style.display = 'none';
+    document.body.appendChild(input);
+    input.addEventListener('change', () => {
+      const file = input.files && input.files[0];
+      input.remove();
+      if (!file) {
+        resolve(null);
+        return;
+      }
+      const reader = new FileReader();
+      reader.onload = () => resolve(reader.result);
+      reader.onerror = () => resolve(null);
+      reader.readAsText(file);
+    });
+    input.click();
+  });
+};
+
+window.parseJsonFileText = function parseJsonFileText(text) {
+  if (text == null || text === '') {
+    return null;
+  }
+  try {
+    return JSON.parse(text);
+  } catch (e) {
+    return null;
+  }
+};

src/static/patterns.js

@@ -573,7 +573,12 @@ document.addEventListener('DOMContentLoaded', () => {
             n3: coercePresetInt(preset.n3),
             n4: coercePresetInt(preset.n4),
             n5: coercePresetInt(preset.n5),
-            n6: coercePresetInt(preset.n6),
+            n6: (() => {
+              if (preset.mode !== undefined && preset.mode !== null && preset.mode !== '') {
+                return coercePresetInt(preset.mode);
+              }
+              return coercePresetInt(preset.n6);
+            })(),
           };
         });
         if (!Object.keys(wirePresets).length) {

src/static/presets.js

@@ -4,6 +4,25 @@ let espnowSocketReady = false;
 let espnowPendingMessages = [];
 let currentProfileIdCache = null;
 
+function coercePresetInt(v, def = 0) {
+  if (typeof v === 'number' && Number.isFinite(v)) {
+    return v;
+  }
+  const t = parseInt(String(v), 10);
+  return Number.isFinite(t) ? t : def;
+}
+
+/** Style variant for wire ``n6``; presets may store ``mode`` or legacy ``n6``. */
+function presetWireN6(preset, def = 0) {
+  if (!preset || typeof preset !== 'object') {
+    return def;
+  }
+  if (preset.mode !== undefined && preset.mode !== null && preset.mode !== '') {
+    return coercePresetInt(preset.mode, def);
+  }
+  return coercePresetInt(preset.n6, def);
+}
+
 const getCurrentProfileId = async () => {
   try {
     const res = await fetch('/profiles/current', { headers: { Accept: 'application/json' } });
@@ -243,6 +262,8 @@ document.addEventListener('DOMContentLoaded', () => {
   const presetSaveButton = document.getElementById('preset-save-btn');
   const presetAddFromPaletteButton = document.getElementById('preset-add-from-palette-btn');
   const presetBackgroundFromPaletteButton = document.getElementById('preset-background-from-palette-btn');
+  const presetModeInput = document.getElementById('preset-mode-input');
+  const presetModeGroup = document.getElementById('preset-mode-group');
 
   if (!presetsButton || !presetsModal || !presetsList || !presetSaveButton) {
     return;
@@ -297,7 +318,8 @@ document.addEventListener('DOMContentLoaded', () => {
       patternConfig.parameter_mappings &&
       typeof patternConfig.parameter_mappings === 'object'
     ) {
-      patternConfig = patternConfig.parameter_mappings;
+      const { parameter_mappings: pm, data: _data, ...rest } = patternConfig;
+      patternConfig = { ...rest, ...pm };
     }
     return patternConfig && typeof patternConfig === 'object' ? patternConfig : null;
   };
@@ -311,6 +333,46 @@ document.addEventListener('DOMContentLoaded', () => {
     return cfg.supports_manual !== false;
   };
 
+  const getPatternModeOptions = (patternName) => {
+    const cfg = resolvePatternConfig(patternName);
+    if (!cfg || typeof cfg.mode !== 'object' || cfg.mode === null || Array.isArray(cfg.mode)) {
+      return null;
+    }
+    const entries = Object.entries(cfg.mode).filter(
+      ([, label]) => typeof label === 'string' && label.trim(),
+    );
+    if (entries.length < 2) {
+      return null;
+    }
+    entries.sort((a, b) => parseInt(a[0], 10) - parseInt(b[0], 10));
+    return entries;
+  };
+
+  const patternSupportsModes = (patternName) => getPatternModeOptions(patternName) !== null;
+
+  const setPresetModeFieldVisible = (show) => {
+    if (!presetModeGroup) {
+      return;
+    }
+    presetModeGroup.hidden = !show;
+    presetModeGroup.style.display = show ? '' : 'none';
+    if (!show && presetModeInput) {
+      presetModeInput.innerHTML = '';
+    }
+  };
+
+  const presetStoredMode = (preset) => {
+    if (!preset || typeof preset !== 'object') {
+      return 0;
+    }
+    if (preset.mode !== undefined && preset.mode !== null && preset.mode !== '') {
+      const m = parseInt(String(preset.mode), 10);
+      return Number.isFinite(m) ? m : 0;
+    }
+    const n6 = parseInt(String(preset.n6), 10);
+    return Number.isFinite(n6) ? n6 : 0;
+  };
+
   const updateManualBeatNVisibility = () => {
     if (!presetManualBeatNWrap) {
       return;
@@ -734,7 +796,7 @@ document.addEventListener('DOMContentLoaded', () => {
     }
 
     // After values: show only mapped n params with labels from pattern.json; clear hidden inputs
-    updatePresetNLabels(patternName);
+    updatePresetNLabels(patternName, preset);
     updateManualModeAvailability();
     updatePresetEditorTabActionsVisibility();
   };
@@ -793,10 +855,29 @@ document.addEventListener('DOMContentLoaded', () => {
     return section ? section.dataset.zoneId : null;
   };
 
-  const updatePresetEditorTabActionsVisibility = () => {
+  const updatePresetEditorTabActionsVisibility = async () => {
     if (!presetRemoveFromTabButton) return;
-    const show = Boolean(currentEditTabId && currentEditId);
+    if (!currentEditTabId || !currentEditId) {
-    presetRemoveFromTabButton.hidden = !show;
+      presetRemoveFromTabButton.hidden = true;
+      return;
+    }
+    try {
+      const tabRes = await fetch(`/zones/${currentEditTabId}`, {
+        headers: { Accept: 'application/json' },
+      });
+      if (!tabRes.ok) {
+        presetRemoveFromTabButton.hidden = false;
+        return;
+      }
+      const tabData = await tabRes.json();
+      const allowed =
+        typeof window.zoneAllowsPresets === 'function'
+          ? window.zoneAllowsPresets(tabData)
+          : true;
+      presetRemoveFromTabButton.hidden = !allowed;
+    } catch (e) {
+      presetRemoveFromTabButton.hidden = false;
+    }
   };
 
   const updateTabDefaultPreset = async (presetId) => {
@@ -827,8 +908,15 @@ document.addEventListener('DOMContentLoaded', () => {
     if (presetEditorModal) {
       presetEditorModal.classList.add('active');
     }
+    const patternName = presetPatternInput ? presetPatternInput.value : '';
+    const modeBefore = patternSupportsModes(patternName)
+      ? presetStoredMode({
+          mode: presetModeInput ? presetModeInput.value : undefined,
+          n6: getNumberInput('preset-n6-input'),
+        })
+      : 0;
     loadPatterns().then(() => {
-      updatePresetNLabels(presetPatternInput ? presetPatternInput.value : '');
+      updatePresetNLabels(patternName, { mode: modeBefore, n6: modeBefore });
       updateColorSectionVisibility();
     });
   };
@@ -859,11 +947,20 @@ document.addEventListener('DOMContentLoaded', () => {
       })(),
     };
 
-    // Always store numeric parameters as n1..n8.
+    // Always store numeric parameters as n1..n8 (except n6 when pattern uses mode).
+    const modeEntries = patternSupportsModes(payload.pattern)
+      ? getPatternModeOptions(payload.pattern)
+      : null;
     for (let i = 1; i <= 8; i++) {
       const nKey = `n${i}`;
+      if (modeEntries && nKey === 'n6') {
+        continue;
+      }
       payload[nKey] = getNumberInput(`preset-${nKey}-input`);
     }
+    if (modeEntries && presetModeInput) {
+      payload.mode = parseInt(presetModeInput.value, 10) || 0;
+    }
 
     return payload;
   };
@@ -950,30 +1047,8 @@ document.addEventListener('DOMContentLoaded', () => {
     }
   };
 
-  const updatePresetNLabels = (patternName) => {
+  const updatePresetNLabels = (patternName, presetForMode = null) => {
-    const rawPatternName = String(patternName || '').trim();
+    const patternConfig = resolvePatternConfig(patternName);
-    const normalizedPatternName = rawPatternName.endsWith('.py')
-      ? rawPatternName.slice(0, -3)
-      : rawPatternName;
-    let patternConfig =
-      (cachedPatterns && cachedPatterns[rawPatternName]) ||
-      (cachedPatterns && cachedPatterns[normalizedPatternName]) ||
-      null;
-    if (!patternConfig && cachedPatterns && typeof cachedPatterns === 'object') {
-      const lower = normalizedPatternName.toLowerCase();
-      const matchedKey = Object.keys(cachedPatterns).find(
-        (k) => String(k).toLowerCase() === lower,
-      );
-      if (matchedKey) {
-        patternConfig = cachedPatterns[matchedKey];
-      }
-    }
-    if (patternConfig && typeof patternConfig === 'object' && patternConfig.data && typeof patternConfig.data === 'object') {
-      patternConfig = patternConfig.data;
-    }
-    if (patternConfig && typeof patternConfig === 'object' && patternConfig.parameter_mappings && typeof patternConfig.parameter_mappings === 'object') {
-      patternConfig = patternConfig.parameter_mappings;
-    }
     const labels = {};
     const visibleNKeys = new Set();
 
@@ -989,9 +1064,35 @@ document.addEventListener('DOMContentLoaded', () => {
       });
     }
 
+    const modeEntries = patternSupportsModes(patternName) ? getPatternModeOptions(patternName) : null;
+    if (modeEntries) {
+      visibleNKeys.delete('n6');
+    }
+    if (presetModeInput) {
+      if (modeEntries) {
+        setPresetModeFieldVisible(true);
+        presetModeInput.innerHTML = '';
+        modeEntries.forEach(([val, label]) => {
+          const opt = document.createElement('option');
+          opt.value = val;
+          opt.textContent = label.trim();
+          presetModeInput.appendChild(opt);
+        });
+        const modeVal = presetForMode ? presetStoredMode(presetForMode) : 0;
+        const modeStr = String(modeVal);
+        if ([...presetModeInput.options].some((o) => o.value === modeStr)) {
+          presetModeInput.value = modeStr;
+        } else if (presetModeInput.options.length) {
+          presetModeInput.selectedIndex = 0;
+        }
+      } else {
+        setPresetModeFieldVisible(false);
+      }
+    }
+
     const hasPatternMeta =
       patternConfig && typeof patternConfig === 'object' && Object.keys(patternConfig).length > 0;
-    const hasAnyNLabel = visibleNKeys.size > 0;
+    const hasAnyNLabel = visibleNKeys.size > 0 || Boolean(modeEntries);
 
     for (let i = 1; i <= 8; i++) {
       const nKey = `n${i}`;
@@ -1073,6 +1174,26 @@ document.addEventListener('DOMContentLoaded', () => {
         void sendPresetViaEspNow(presetId, preset || {}, []);
       });
 
+      const exportButton = document.createElement('button');
+      exportButton.className = 'btn btn-secondary btn-small';
+      exportButton.textContent = 'Export';
+      exportButton.addEventListener('click', async () => {
+        try {
+          const response = await fetch(`/presets/${presetId}/export`, {
+            headers: { Accept: 'application/json' },
+          });
+          if (!response.ok) {
+            throw new Error('Export failed');
+          }
+          const bundle = await response.json();
+          const safeName = ((preset && preset.name) || presetId).replace(/[^\w.-]+/g, '_');
+          window.downloadJsonFile(`preset-${safeName}.json`, bundle);
+        } catch (error) {
+          console.error('Export preset failed:', error);
+          alert('Failed to export preset.');
+        }
+      });
+
       const deleteButton = document.createElement('button');
       deleteButton.className = 'btn btn-danger btn-small';
       deleteButton.textContent = 'Delete';
@@ -1102,6 +1223,7 @@ document.addEventListener('DOMContentLoaded', () => {
       row.appendChild(label);
       row.appendChild(details);
       row.appendChild(editButton);
+      row.appendChild(exportButton);
       row.appendChild(sendButton);
       row.appendChild(deleteButton);
       presetsList.appendChild(row);
@@ -1148,6 +1270,34 @@ document.addEventListener('DOMContentLoaded', () => {
   if (presetsCloseButton) {
     presetsCloseButton.addEventListener('click', closeModal);
   }
+  const importPresetBtn = document.getElementById('import-preset-btn');
+  if (importPresetBtn) {
+    importPresetBtn.addEventListener('click', async () => {
+      const text = await window.pickJsonFile();
+      if (!text) return;
+      const bundle = window.parseJsonFileText(text);
+      if (!bundle || bundle.kind !== 'preset') {
+        alert('Invalid preset bundle file.');
+        return;
+      }
+      try {
+        const response = await fetch('/presets/import', {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json', Accept: 'application/json' },
+          body: JSON.stringify({ bundle }),
+        });
+        if (!response.ok) {
+          const err = await response.json().catch(() => ({}));
+          throw new Error(err.error || 'Import failed');
+        }
+        await loadPresets();
+      } catch (error) {
+        console.error('Import preset failed:', error);
+        alert(error.message || 'Failed to import preset.');
+      }
+    });
+  }
+
   if (presetsAddButton) {
     presetsAddButton.addEventListener('click', () => {
       clearForm();
@@ -1198,6 +1348,22 @@ document.addEventListener('DOMContentLoaded', () => {
       alert('Could not determine current zone.');
       return;
     }
+
+    try {
+      const zoneCheck = await fetch(`/zones/${zoneId}`, { headers: { Accept: 'application/json' } });
+      if (zoneCheck.ok) {
+        const zoneDoc = await zoneCheck.json();
+        if (
+          typeof window.zoneAllowsPresets === 'function' &&
+          !window.zoneAllowsPresets(zoneDoc)
+        ) {
+          alert('This zone is for sequences only. Add a sequence from the zone Edit menu instead.');
+          return;
+        }
+      }
+    } catch (e) {
+      console.warn('Could not verify zone content kind:', e);
+    }
     
     // Load all presets
     try {
@@ -1327,11 +1493,10 @@ document.addEventListener('DOMContentLoaded', () => {
         throw new Error('Failed to load zone');
       }
       const tabData = await tabResponse.json();
-      const kind =
+      if (
-        typeof window.normalizeZoneContentKind === 'function'
+        typeof window.zoneAllowsPresets === 'function' &&
-          ? window.normalizeZoneContentKind(tabData)
+        !window.zoneAllowsPresets(tabData)
-          : null;
+      ) {
-      if (kind === 'sequences') {
         alert('This zone is for sequences only. Add a sequence from the zone Edit menu instead.');
         return;
       }
@@ -1697,14 +1862,6 @@ document.addEventListener('DOMContentLoaded', () => {
   clearForm();
 });
 
-const coercePresetInt = (v, def = 0) => {
-  if (typeof v === 'number' && Number.isFinite(v)) {
-    return v;
-  }
-  const t = parseInt(String(v), 10);
-  return Number.isFinite(t) ? t : def;
-};
-
 /** Device field ``a`` / API ``auto``; missing → auto-run (matches server build_preset_dict). */
 const coercePresetAuto = (preset) => {
   if (!preset || typeof preset !== 'object') {
@@ -1826,7 +1983,7 @@ const sendPresetViaEspNow = async (
           n3: coercePresetInt(preset.n3),
           n4: coercePresetInt(preset.n4),
           n5: coercePresetInt(preset.n5),
-          n6: coercePresetInt(preset.n6),
+          n6: presetWireN6(preset),
           manual_beat_n: coerceManualBeatN(preset),
         },
       },
@@ -1929,7 +2086,7 @@ try {
   // window may not exist in some environments; ignore.
 }
 
-// Store selected preset(s) per zone (multi-select; merge send order = click order, last wins on device).
+// Store selected preset per zone (single-select; one tile active, one driver push per click).
 const zoneSelectedPresetIds = {};
 const zonePresetSelectionOrder = {};
 
@@ -1956,19 +2113,21 @@ function getOrderedZonePresetSelection(zoneId) {
   return (zonePresetSelectionOrder[z] || []).filter((id) => set.has(String(id)));
 }
 
-async function sendMergedZonePresetSelection(zoneId, tabData, allPresets) {
+/** Preset id that should show the tile outline (last click in selection order). */
-  const ids = getOrderedZonePresetSelection(zoneId);
+function getLastZonePresetSelectionId(zoneId) {
-  if (!ids.length) return;
+  const order = getOrderedZonePresetSelection(zoneId);
-  for (let i = 0; i < ids.length; i += 1) {
+  return order.length ? String(order[order.length - 1]) : null;
-    const pid = ids[i];
+}
-    const preset = allPresets[pid];
+
-    if (!preset) continue;
+async function sendZonePresetSelection(zoneId, tabData, presetId, preset, allPresets) {
-    const names =
+  const pid = String(presetId);
-      window.zonesManager && typeof window.zonesManager.resolveDeviceNamesForZonePreset === 'function'
+  const body = (allPresets && allPresets[pid]) || preset;
-        ? await window.zonesManager.resolveDeviceNamesForZonePreset(tabData, pid)
+  if (!body) return;
-        : [];
+  const names =
-    await sendPresetViaEspNow(pid, preset, names, false, false, '2');
+    window.zonesManager && typeof window.zonesManager.resolveDeviceNamesForZonePreset === 'function'
-  }
+      ? await window.zonesManager.resolveDeviceNamesForZonePreset(tabData, pid)
+      : [];
+  await sendPresetViaEspNow(pid, body, names, false, false, '2');
 }
 
 // Store selected preset per zone
@@ -2053,6 +2212,12 @@ const savePresetGrid = async (zoneId, presetGrid) => {
       throw new Error('Failed to load zone');
     }
     const tabData = await tabResponse.json();
+    if (
+      typeof window.zoneAllowsPresets === 'function' &&
+      !window.zoneAllowsPresets(tabData)
+    ) {
+      throw new Error('This zone is for sequences only.');
+    }
     
     // Store as 2D grid
     tabData.presets = presetGrid;
@@ -2265,7 +2430,9 @@ const renderTabPresets = async (zoneId, options = {}) => {
         const preset = allPresets[presetId];
         if (preset) {
           ensureZonePresetSelection(zoneId);
-          const isSelected = zoneSelectedPresetIds[String(zoneId)].has(String(presetId));
+          const lastSelectedId = getLastZonePresetSelectionId(zoneId);
+          const isSelected =
+            lastSelectedId !== null && lastSelectedId === String(presetId);
           const displayPreset = {
             ...preset,
             colors: resolveColorsWithPaletteRefs(preset.colors, preset.palette_refs, paletteColors),
@@ -2285,7 +2452,10 @@ const renderTabPresets = async (zoneId, options = {}) => {
       });
     }
 
-    if (typeof window.appendZoneSequenceTiles === 'function' && ck !== 'presets') {
+    if (
+      typeof window.appendZoneSequenceTiles === 'function' &&
+      (typeof window.zoneAllowsSequences !== 'function' || window.zoneAllowsSequences(tabData))
+    ) {
       await window.appendZoneSequenceTiles(zoneId, tabData, allPresets, paletteColors, presetsList);
     }
   } catch (error) {
@@ -2311,7 +2481,9 @@ const createPresetButton = (presetId, preset, zoneId, isSelected, tabData, group
   }
 
   const colors = Array.isArray(preset.colors) ? preset.colors.filter((c) => c) : [];
-  const isRainbow = (preset.pattern || '').toLowerCase() === 'rainbow';
+  const pat = (preset.pattern || '').toLowerCase();
+  const mode = presetWireN6(preset);
+  const isRainbow = pat === 'rainbow' || (pat === 'colour_cycle' && mode === 1);
   const barColors = isRainbow
     ? ['#FF0000', '#FF7F00', '#FFFF00', '#00FF00', '#0000FF', '#4B0082', '#8F00FF']
     : colors;
@@ -2389,34 +2561,32 @@ const createPresetButton = (presetId, preset, zoneId, isSelected, tabData, group
     ensureZonePresetSelection(zoneId);
     const z = String(zoneId);
     const set = zoneSelectedPresetIds[z];
-    const order = zonePresetSelectionOrder[z];
     const idStr = String(presetId);
-    if (set.has(idStr)) {
+    const wasSelected = set.has(idStr);
-      set.delete(idStr);
+    set.clear();
-      zonePresetSelectionOrder[z] = order.filter((x) => String(x) !== idStr);
+    zonePresetSelectionOrder[z] = [];
-    } else {
+    if (!wasSelected) {
       set.add(idStr);
-      order.push(idStr);
+      zonePresetSelectionOrder[z] = [idStr];
     }
+    const outlinePresetId = getLastZonePresetSelectionId(zoneId);
     if (presetsListEl) {
       presetsListEl.querySelectorAll('.preset-tile-row:not(.sequence-tile-row)').forEach((rw) => {
         const pid = rw.dataset.presetId;
         const btnEl = rw.querySelector('.preset-tile-main');
         if (!btnEl || !pid) return;
-        if (set.has(String(pid))) btnEl.classList.add('active');
+        if (outlinePresetId && String(pid) === outlinePresetId) btnEl.classList.add('active');
         else btnEl.classList.remove('active');
       });
     }
-    const orderList = getOrderedZonePresetSelection(zoneId);
+    if (!wasSelected) {
-    if (orderList.length) {
+      selectedPresets[zoneId] = idStr;
-      const lastPid = orderList[orderList.length - 1];
+      selectedPresetPayloads[zoneId] = (allPresets && allPresets[idStr]) || preset;
-      selectedPresets[zoneId] = lastPid;
+      void sendZonePresetSelection(zoneId, tabData, idStr, preset, allPresets);
-      selectedPresetPayloads[zoneId] = (allPresets && allPresets[lastPid]) || preset;
     } else {
       delete selectedPresets[zoneId];
       delete selectedPresetPayloads[zoneId];
     }
-    void sendMergedZonePresetSelection(zoneId, tabData, allPresets);
   });
 
   if (canDrag) {
@@ -2526,6 +2696,13 @@ const removePresetFromTab = async (zoneId, presetId) => {
       throw new Error('Failed to load zone');
     }
     const tabData = await tabResponse.json();
+    if (
+      typeof window.zoneAllowsPresets === 'function' &&
+      !window.zoneAllowsPresets(tabData)
+    ) {
+      alert('This zone is for sequences only.');
+      return;
+    }
     
     // Normalize to flat array
     let flat = [];

src/static/profiles.js

@@ -6,6 +6,7 @@ document.addEventListener("DOMContentLoaded", () => {
   const newProfileInput = document.getElementById("new-profile-name");
   const newProfileSeedDjInput = document.getElementById("new-profile-seed-dj");
   const createProfileButton = document.getElementById("create-profile-btn");
+  const importProfileButton = document.getElementById("import-profile-btn");
 
   if (!profilesButton || !profilesModal || !profilesList) {
     return;
@@ -101,6 +102,26 @@ document.addEventListener("DOMContentLoaded", () => {
         }
       });
 
+      const exportButton = document.createElement("button");
+      exportButton.className = "btn btn-secondary btn-small";
+      exportButton.textContent = "Export";
+      exportButton.addEventListener("click", async () => {
+        try {
+          const response = await fetch(`/profiles/${profileId}/export`, {
+            headers: { Accept: "application/json" },
+          });
+          if (!response.ok) {
+            throw new Error("Export failed");
+          }
+          const bundle = await response.json();
+          const safeName = ((profile && profile.name) || profileId).replace(/[^\w.-]+/g, "_");
+          window.downloadJsonFile(`profile-${safeName}.json`, bundle);
+        } catch (error) {
+          console.error("Export profile failed:", error);
+          alert("Failed to export profile.");
+        }
+      });
+
       const cloneButton = document.createElement("button");
       cloneButton.className = "btn btn-secondary btn-small";
       cloneButton.textContent = "Clone";
@@ -177,6 +198,7 @@ document.addEventListener("DOMContentLoaded", () => {
       row.appendChild(label);
       row.appendChild(applyButton);
       if (editMode) {
+        row.appendChild(exportButton);
         row.appendChild(cloneButton);
         row.appendChild(deleteButton);
       }
@@ -276,6 +298,60 @@ document.addEventListener("DOMContentLoaded", () => {
   if (createProfileButton) {
     createProfileButton.addEventListener("click", createProfile);
   }
+
+  const importProfile = async () => {
+    if (!isEditModeActive()) {
+      return;
+    }
+    const text = await window.pickJsonFile();
+    if (!text) {
+      return;
+    }
+    const bundle = window.parseJsonFileText(text);
+    if (!bundle || typeof bundle !== "object") {
+      alert("Invalid JSON file.");
+      return;
+    }
+    const defaultName =
+      (bundle.profile && bundle.profile.name) || "Imported profile";
+    const name = prompt("Profile name for import:", defaultName);
+    if (name === null) {
+      return;
+    }
+    const trimmed = String(name).trim();
+    if (!trimmed) {
+      alert("Profile name cannot be empty.");
+      return;
+    }
+    try {
+      const response = await fetch("/profiles/import", {
+        method: "POST",
+        headers: { "Content-Type": "application/json", Accept: "application/json" },
+        body: JSON.stringify({ bundle, name: trimmed, apply: true }),
+      });
+      if (!response.ok) {
+        const err = await response.json().catch(() => ({}));
+        throw new Error(err.error || "Import failed");
+      }
+      const data = await response.json();
+      const newProfileId = data.id || Object.keys(data).find((k) => k !== "id");
+      if (newProfileId) {
+        await fetch(`/profiles/${newProfileId}/apply`, {
+          method: "POST",
+          headers: { Accept: "application/json" },
+        });
+      }
+      await loadProfiles();
+      await refreshTabsForActiveProfile();
+    } catch (error) {
+      console.error("Import profile failed:", error);
+      alert(error.message || "Failed to import profile.");
+    }
+  };
+
+  if (importProfileButton) {
+    importProfileButton.addEventListener("click", importProfile);
+  }
   if (newProfileInput) {
     newProfileInput.addEventListener("keypress", (event) => {
       if (event.key === "Enter") {

src/static/sequences.js

@@ -454,11 +454,10 @@ async function addSequenceToTab(sequenceId, zoneId) {
     const tabResponse = await fetch(`/zones/${zoneId}`, { headers: { Accept: 'application/json' } });
     if (!tabResponse.ok) throw new Error('Failed to load zone');
     const tabData = await tabResponse.json();
-    const kind =
+    if (
-      typeof window.normalizeZoneContentKind === 'function'
+      typeof window.zoneAllowsSequences === 'function' &&
-        ? window.normalizeZoneContentKind(tabData)
+      !window.zoneAllowsSequences(tabData)
-        : null;
+    ) {
-    if (kind === 'presets') {
       alert('This zone is for presets only. Add presets from the zone Edit menu instead.');
       return;
     }
@@ -524,11 +523,10 @@ async function refreshEditTabSequencesUi(zoneId) {
     const zoneRes = await fetch(`/zones/${zoneId}`, { headers: { Accept: 'application/json' } });
     if (!zoneRes.ok) throw new Error('zone');
     const zone = await zoneRes.json();
-    const kind =
+    if (
-      typeof window.normalizeZoneContentKind === 'function'
+      typeof window.zoneAllowsSequences === 'function' &&
-        ? window.normalizeZoneContentKind(zone)
+      !window.zoneAllowsSequences(zone)
-        : null;
+    ) {
-    if (kind === 'presets') {
       currentEl.innerHTML =
         '<span class="muted-text">This zone is for presets only. Sequences are hidden.</span>';
       addEl.innerHTML = '<span class="muted-text">—</span>';
@@ -1092,12 +1090,31 @@ async function loadSequencesModalList() {
     const nSteps = ln.reduce((a, l) => a + l.length, 0);
     const nLanes = ln.filter((l) => l.length > 0).length || 1;
     title.textContent = `${doc.name || id} — ${nLanes} lane(s), ${nSteps} step(s)`;
+    const exportBtn = document.createElement('button');
+    exportBtn.type = 'button';
+    exportBtn.className = 'btn btn-secondary btn-small';
+    exportBtn.textContent = 'Export';
+    exportBtn.addEventListener('click', async () => {
+      try {
+        const response = await fetch(`/sequences/${id}/export`, {
+          headers: { Accept: 'application/json' },
+        });
+        if (!response.ok) throw new Error('Export failed');
+        const bundle = await response.json();
+        const safeName = String(doc.name || id).replace(/[^\w.-]+/g, '_');
+        window.downloadJsonFile(`sequence-${safeName}.json`, bundle);
+      } catch (e) {
+        console.error(e);
+        alert('Failed to export sequence.');
+      }
+    });
     const edit = document.createElement('button');
     edit.type = 'button';
     edit.className = 'btn btn-secondary btn-small';
     edit.textContent = 'Edit';
     edit.addEventListener('click', () => openSequenceEditor(id, doc));
     row.appendChild(title);
+    row.appendChild(exportBtn);
     row.appendChild(edit);
     listEl.appendChild(row);
   });
@@ -1139,6 +1156,33 @@ document.addEventListener('DOMContentLoaded', () => {
       openSequenceEditor(null, null);
     });
   }
+  const importSeqBtn = document.getElementById('import-sequence-btn');
+  if (importSeqBtn) {
+    importSeqBtn.addEventListener('click', async () => {
+      const text = await window.pickJsonFile();
+      if (!text) return;
+      const bundle = window.parseJsonFileText(text);
+      if (!bundle || bundle.kind !== 'sequence') {
+        alert('Invalid sequence bundle file.');
+        return;
+      }
+      try {
+        const response = await fetch('/sequences/import', {
+          method: 'POST',
+          headers: { 'Content-Type': 'application/json', Accept: 'application/json' },
+          body: JSON.stringify({ bundle }),
+        });
+        if (!response.ok) {
+          const err = await response.json().catch(() => ({}));
+          throw new Error(err.error || 'Import failed');
+        }
+        await loadSequencesModalList();
+      } catch (e) {
+        console.error(e);
+        alert(e.message || 'Failed to import sequence.');
+      }
+    });
+  }
   const openPresetsFromSeq = document.getElementById('sequences-open-presets-btn');
   if (openPresetsFromSeq) {
     openPresetsFromSeq.addEventListener('click', () => {

src/static/style.css

@@ -598,6 +598,39 @@ body.preset-ui-run .edit-mode-only {
     font-weight: 500;
 }
 
+.preset-mode-field {
+    margin-top: 0.75rem;
+    margin-bottom: 0.25rem;
+}
+
+.preset-mode-field label {
+    display: block;
+    font-weight: 500;
+    margin-bottom: 0.35rem;
+}
+
+.preset-mode-input {
+    display: block;
+    width: 100%;
+    max-width: 100%;
+    box-sizing: border-box;
+    padding: 0.5rem 0.6rem;
+    background-color: #3a3a3a;
+    color: #fff;
+    border: 1px solid #4a4a4a;
+    border-radius: 4px;
+    font-size: 1rem;
+}
+
+.preset-mode-input:focus {
+    outline: none;
+    border-color: #6a9fff;
+}
+
+#preset-editor-modal .preset-mode-field {
+    grid-column: 1 / -1;
+}
+
 .n-input {
     flex: 0 0 var(--n-input-width, 5ch);
     width: var(--n-input-width, 5ch);
@@ -1383,6 +1416,22 @@ body.preset-ui-run .edit-mode-only {
     min-width: 8rem;
 }
 
+.zone-content-kind-row {
+    display: flex;
+    flex-wrap: nowrap;
+    align-items: center;
+    gap: 1rem;
+    margin: 0.35rem 0 0.75rem;
+}
+
+.zone-content-kind-row label {
+    display: inline-flex;
+    align-items: center;
+    gap: 0.35rem;
+    margin: 0;
+    white-space: nowrap;
+}
+
 .zone-devices-label {
     display: block;
     margin-top: 0.75rem;

src/static/zones.js

@@ -497,6 +497,42 @@ function normalizeZoneContentKind(zoneDoc) {
     return null;
 }
 
+/** Display/save kind when ``content_kind`` is missing (legacy rows). */
+function effectiveZoneContentKind(zoneDoc) {
+    const explicit = normalizeZoneContentKind(zoneDoc);
+    if (explicit) return explicit;
+    const seqIds = Array.isArray(zoneDoc && zoneDoc.sequence_ids)
+        ? zoneDoc.sequence_ids.filter(Boolean)
+        : [];
+    const presetIds = tabPresetIdsInZoneDoc(zoneDoc || {});
+    if (seqIds.length > 0 && presetIds.length === 0) return 'sequences';
+    return 'presets';
+}
+
+/** @returns {'presets' | 'sequences'} */
+function editModalContentKindSelected() {
+    const radio = document.querySelector('input[name="edit-zone-content-kind"]:checked');
+    return radio && radio.value === 'sequences' ? 'sequences' : 'presets';
+}
+
+function activeZoneContentKind(zoneDoc) {
+    const modal = document.getElementById('edit-zone-modal');
+    if (modal && modal.classList.contains('active')) {
+        return editModalContentKindSelected();
+    }
+    return effectiveZoneContentKind(zoneDoc);
+}
+
+/** @returns {boolean} */
+function zoneAllowsPresets(zoneDoc) {
+    return activeZoneContentKind(zoneDoc) === 'presets';
+}
+
+/** @returns {boolean} */
+function zoneAllowsSequences(zoneDoc) {
+    return activeZoneContentKind(zoneDoc) === 'sequences';
+}
+
 function applyZoneContentKindEditModal(kind) {
     const presetsBlock = document.getElementById('edit-zone-block-presets');
     const groupsBlock = document.getElementById('edit-zone-block-groups');
@@ -504,17 +540,16 @@ function applyZoneContentKindEditModal(kind) {
     const vis = (el, show) => {
         if (el) el.style.display = show ? '' : 'none';
     };
+    const k = kind === 'sequences' ? 'sequences' : 'presets';
     vis(groupsBlock, true);
-    if (!kind) {
+    vis(presetsBlock, k === 'presets');
-        vis(presetsBlock, true);
+    vis(seqBlock, k === 'sequences');
-        vis(seqBlock, true);
-        return;
-    }
-    vis(presetsBlock, kind === 'presets');
-    vis(seqBlock, kind === 'sequences');
 }
 
 window.normalizeZoneContentKind = normalizeZoneContentKind;
+window.effectiveZoneContentKind = effectiveZoneContentKind;
+window.zoneAllowsPresets = zoneAllowsPresets;
+window.zoneAllowsSequences = zoneAllowsSequences;
 
 // Load tabs list
 async function loadZones() {
@@ -573,10 +608,7 @@ function renderZonesList(tabs, tabOrder, currentZoneId) {
         const zone = tabs[zoneId];
         if (zone) {
             const activeClass = zoneId === currentZoneId ? 'active' : '';
-            let disp = zone.name || `Zone ${zoneId}`;
+            const disp = zone.name || `Zone ${zoneId}`;
-            const kind = normalizeZoneContentKind(zone);
-            if (kind === 'presets') disp += ' · presets';
-            else if (kind === 'sequences') disp += ' · sequences';
             html += `
                 <button class="zone-button ${activeClass}" 
                         data-zone-id="${zoneId}"
@@ -622,10 +654,7 @@ function renderZonesListModal(tabs, tabOrder, currentZoneId) {
         row.dataset.zoneId = String(zoneId);
 
         const label = document.createElement("span");
-        let disp = (zone && zone.name) || zoneId;
+        const disp = zone.name || `Zone ${zoneId}`;
-        const kind = normalizeZoneContentKind(zone);
-        if (kind === 'presets') disp += ' · presets';
-        else if (kind === 'sequences') disp += ' · sequences';
         label.textContent = disp;
         if (String(zoneId) === String(currentZoneId)) {
             label.textContent = `✓ ${disp}`;
@@ -999,8 +1028,7 @@ async function refreshEditTabPresetsUi(zoneId) {
             return;
         }
         const tabData = await tabRes.json();
-        const kind = normalizeZoneContentKind(tabData);
+        if (!zoneAllowsPresets(tabData)) {
-        if (kind === 'sequences') {
             currentEl.innerHTML =
                 '<span class="muted-text">This zone is for sequences only. Presets are hidden.</span>';
             addEl.innerHTML = '<span class="muted-text">—</span>';
@@ -1138,8 +1166,13 @@ async function openEditZoneModal(zoneId, zone) {
     });
     renderZoneGroupsEditor(groupsEditor, window.__editTabGroupRows, groupsMap);
 
+    const kind = effectiveZoneContentKind(tabData);
+    document.querySelectorAll('input[name="edit-zone-content-kind"]').forEach((radio) => {
+        radio.checked = radio.value === kind;
+    });
+
     if (modal) modal.classList.add("active");
-    applyZoneContentKindEditModal(normalizeZoneContentKind(tabData));
+    applyZoneContentKindEditModal(kind);
     await refreshEditTabPresetsUi(zoneId);
     if (typeof window.refreshEditTabSequencesUi === "function") {
         await window.refreshEditTabSequencesUi(zoneId);
@@ -1147,11 +1180,13 @@ async function openEditZoneModal(zoneId, zone) {
 }
 
 // Update an existing zone (name, group list; devices come from groups only).
-async function updateZone(zoneId, name, groupRows) {
+async function updateZone(zoneId, name, groupRows, contentKind) {
     try {
         const gids = Array.isArray(groupRows)
             ? groupRows.map((r) => String(r.id || "").trim()).filter((x) => x.length > 0)
             : [];
+        const ck =
+            contentKind === 'sequences' || contentKind === 'presets' ? contentKind : 'presets';
         const response = await fetch(`/zones/${zoneId}`, {
             method: 'PUT',
             headers: {
@@ -1162,6 +1197,7 @@ async function updateZone(zoneId, name, groupRows) {
                 names: [],
                 group_ids: gids,
                 preset_group_ids: {},
+                content_kind: ck,
             })
         });
         
@@ -1301,6 +1337,18 @@ document.addEventListener('DOMContentLoaded', () => {
         });
     }
     
+    document.querySelectorAll('input[name="edit-zone-content-kind"]').forEach((radio) => {
+        radio.addEventListener('change', async () => {
+            applyZoneContentKindEditModal(editModalContentKindSelected());
+            const zoneId = document.getElementById('edit-zone-id')?.value;
+            if (!zoneId) return;
+            await refreshEditTabPresetsUi(zoneId);
+            if (typeof window.refreshEditTabSequencesUi === 'function') {
+                await window.refreshEditTabSequencesUi(zoneId);
+            }
+        });
+    });
+
     // Set up edit zone form
     const editZoneForm = document.getElementById('edit-zone-form');
     if (editZoneForm) {
@@ -1314,7 +1362,7 @@ document.addEventListener('DOMContentLoaded', () => {
             const groupRows = window.__editTabGroupRows || [];
 
             if (zoneId && name) {
-                await updateZone(zoneId, name, groupRows);
+                await updateZone(zoneId, name, groupRows, editModalContentKindSelected());
                 editZoneForm.reset();
             }
         });

src/templates/index.html

@@ -83,11 +83,10 @@
                 <input type="text" id="new-zone-name" placeholder="Zone name">
                 <button class="btn btn-primary" id="create-zone-btn">Create</button>
             </div>
-            <fieldset class="muted-text" style="margin:0.35rem 0 0.75rem;border:none;padding:0;">
+            <div class="zone-content-kind-row muted-text">
-                <legend style="font-size:0.85em;margin-bottom:0.35rem;">This zone is for</legend>
+                <label><input type="radio" name="new-zone-content-kind" value="presets" checked> Presets</label>
-                <label style="margin-right:1rem;"><input type="radio" name="new-zone-content-kind" value="presets" checked> Presets</label>
                 <label><input type="radio" name="new-zone-content-kind" value="sequences"> Sequences</label>
-            </fieldset>
+            </div>
             <div id="zones-list-modal" class="profiles-list"></div>
             <div class="modal-actions">
                 <button class="btn btn-secondary" id="zones-close-btn">Close</button>
@@ -101,12 +100,12 @@
             <h2>Edit Zone</h2>
             <form id="edit-zone-form">
                 <input type="hidden" id="edit-zone-id">
-                <div class="modal-actions" style="margin-bottom: 1rem;">
-                    <button type="submit" class="btn btn-primary">Save</button>
-                    <button type="button" class="btn btn-secondary" onclick="document.getElementById('edit-zone-modal').classList.remove('active')">Close</button>
-                </div>
                 <label>Zone Name:</label>
                 <input type="text" id="edit-zone-name" placeholder="Enter zone name" required>
+                <div class="zone-content-kind-row muted-text">
+                    <label><input type="radio" name="edit-zone-content-kind" value="presets" checked> Presets</label>
+                    <label><input type="radio" name="edit-zone-content-kind" value="sequences"> Sequences</label>
+                </div>
                 <div id="edit-zone-block-groups">
                 <label class="zone-devices-label">Device groups on this zone</label>
                 <div id="edit-zone-groups-editor" class="zone-devices-editor"></div>
@@ -123,6 +122,10 @@
                 <label class="zone-presets-section-label">Add a sequence to this zone</label>
                 <div id="edit-zone-sequences-list" class="profiles-list edit-zone-presets-scroll"></div>
                 </div>
+                <div class="modal-actions">
+                    <button type="submit" class="btn btn-primary">Save</button>
+                    <button type="button" class="btn btn-secondary" onclick="document.getElementById('edit-zone-modal').classList.remove('active')">Close</button>
+                </div>
             </form>
         </div>
     </div>
@@ -134,6 +137,7 @@
             <div class="profiles-actions">
                 <input type="text" id="new-profile-name" placeholder="Profile name">
                 <button class="btn btn-primary" id="create-profile-btn">Create</button>
+                <button type="button" class="btn btn-secondary" id="import-profile-btn">Import</button>
             </div>
             <div class="form-group" style="margin-top: 0.5rem; margin-bottom: 0;">
                 <label style="display: flex; align-items: center; gap: 0.5rem; margin-bottom: 0;">
@@ -183,10 +187,6 @@
             <h2>Edit device group</h2>
             <form id="edit-group-form">
                 <input type="hidden" id="edit-group-id">
-                <div class="modal-actions" style="margin-bottom: 1rem;">
-                    <button type="submit" class="btn btn-primary">Save</button>
-                    <button type="button" class="btn btn-secondary" id="edit-group-close-btn">Cancel</button>
-                </div>
                 <label for="edit-group-name">Group name</label>
                 <input type="text" id="edit-group-name" required autocomplete="off">
                 <label class="muted-text" style="display:flex;align-items:flex-start;gap:0.5rem;margin-top:0.5rem;">
@@ -227,6 +227,10 @@
                 <label for="edit-group-debug" style="margin-top:1rem;display:block;">Debug</label>
                 <small class="muted-text" style="display:block;margin-bottom:0.35rem;">Stored row and the JSON preview for <strong>Save</strong> (updates as you edit).</small>
                 <textarea id="edit-group-debug" rows="8" readonly spellcheck="false" style="width:100%;font-family:monospace;resize:vertical;"></textarea>
+                <div class="modal-actions">
+                    <button type="submit" class="btn btn-primary">Save</button>
+                    <button type="button" class="btn btn-secondary" id="edit-group-close-btn">Cancel</button>
+                </div>
             </form>
         </div>
     </div>
@@ -301,6 +305,7 @@
             <h2>Presets</h2>
             <div class="modal-actions">
                 <button class="btn btn-primary" id="preset-add-btn">Add</button>
+                <button type="button" class="btn btn-secondary" id="import-preset-btn">Import</button>
                 <button class="btn btn-danger" id="preset-clear-device-btn">Clear Device Presets</button>
             </div>
             <div id="presets-list" class="profiles-list"></div>
@@ -316,6 +321,7 @@
             <h2>Sequences</h2>
             <div class="modal-actions">
                 <button type="button" class="btn btn-primary" id="sequence-add-btn">Add</button>
+                <button type="button" class="btn btn-secondary" id="import-sequence-btn">Import</button>
                 <button type="button" class="btn btn-secondary" id="sequences-open-presets-btn">Presets</button>
             </div>
             <div id="sequences-list" class="profiles-list"></div>
@@ -344,10 +350,8 @@
                 <p id="sequence-editor-bpm-live" class="muted-text" style="font-size:0.85em;margin:0.5rem 0 0 0;">—</p>
             </div>
             <div id="sequence-editor-lanes"></div>
-            <div class="modal-actions" style="margin-top:0.75rem;">
-                <button type="button" class="btn btn-secondary btn-small" id="sequence-editor-add-lane-btn">Add lane</button>
-            </div>
             <div class="modal-actions preset-editor-modal-actions">
+                <button type="button" class="btn btn-secondary btn-small" id="sequence-editor-add-lane-btn">Add lane</button>
                 <button type="button" class="btn btn-danger" id="sequence-editor-delete-btn">Delete</button>
                 <button type="button" class="btn btn-primary" id="sequence-editor-save-btn">Save</button>
                 <button type="button" class="btn btn-secondary" id="sequence-editor-close-btn">Close</button>
@@ -401,6 +405,10 @@
                     <span class="muted-text" style="font-size: 0.85em;">beats (this app only)</span>
                 </div>
             </div>
+            <div class="preset-editor-field preset-mode-field" id="preset-mode-group" hidden>
+                <label for="preset-mode-input" id="preset-mode-label">Mode</label>
+                <select id="preset-mode-input" class="preset-mode-input"></select>
+            </div>
             <div class="n-params-grid">
                 <div class="n-param-group">
                     <label for="preset-n1-input" id="preset-n1-label">n1:</label>
@@ -789,6 +797,7 @@
     <script src="/static/help.js"></script>
     <script src="/static/led_tool.js"></script>
     <script src="/static/color_palette.js"></script>
+    <script src="/static/bundle_io.js"></script>
     <script src="/static/profiles.js"></script>
     <script src="/static/zone_palette.js"></script>
     <script src="/static/patterns.js"></script>

src/util/binary_envelope.py

@@ -43,6 +43,8 @@ import json
 import struct
 from typing import Any, Dict, List, Optional, Tuple
 
+from util.espnow_message import wire_n6
+
 BINARY_ENVELOPE_VERSION_1 = 1
 BINARY_ENVELOPE_VERSION_2 = 2
 HEADER_LEN = 5
@@ -108,7 +110,7 @@ def _pack_preset_dict(name: str, preset: Dict[str, Any]) -> bytes:
     n3 = _clamp_i16(preset.get("n3", 0))
     n4 = _clamp_i16(preset.get("n4", 0))
     n5 = _clamp_i16(preset.get("n5", 0))
-    n6 = _clamp_i16(preset.get("n6", 0))
+    n6 = _clamp_i16(wire_n6(preset))
     parts.append(
         struct.pack(
             "<HBBhhhhhh",

src/util/espnow_message.py

@@ -113,6 +113,21 @@ def resolve_preset_background_hex(preset_data, palette_colors=None):
     return _hex_from_background_raw(bg_raw)
 
 
+def wire_n6(preset_data, default=0):
+    """Resolve style mode for the wire (``n6``); preset may store ``mode`` or ``n6``."""
+    if not isinstance(preset_data, dict):
+        return default
+    if preset_data.get("mode") is not None:
+        try:
+            return max(0, int(preset_data["mode"]))
+        except (TypeError, ValueError):
+            pass
+    try:
+        return max(0, int(preset_data.get("n6", default) or 0))
+    except (TypeError, ValueError):
+        return default
+
+
 def build_preset_dict(preset_data, palette_colors=None):
     """
     Convert preset data to API-compliant format.
@@ -188,7 +203,7 @@ def build_preset_dict(preset_data, palette_colors=None):
         "n3": preset_data.get("n3", 0),
         "n4": preset_data.get("n4", 0),
         "n5": preset_data.get("n5", 0),
-        "n6": preset_data.get("n6", 0)
+        "n6": wire_n6(preset_data),
     }
     
     return preset

src/util/profile_bundle.py

@@ -0,0 +1,441 @@
+"""Export/import profile bundles (profile, zones, presets, sequences, palette)."""
+
+from __future__ import annotations
+
+import copy
+from typing import Any, Callable, Dict, List, Optional, Set, Tuple
+
+BUNDLE_VERSION = 1
+KIND_PROFILE = "profile"
+KIND_PRESET = "preset"
+KIND_SEQUENCE = "sequence"
+
+
+def _allocate_id(model, cache: Dict[str, int]) -> str:
+    if "next" not in cache:
+        max_id = max((int(k) for k in model.keys() if str(k).isdigit()), default=0)
+        cache["next"] = max_id + 1
+    next_id = str(cache["next"])
+    cache["next"] += 1
+    return next_id
+
+
+def _palette_colors(palette_model, palette_id) -> List:
+    if not palette_id:
+        return []
+    try:
+        colors = palette_model.read(str(palette_id))
+    except Exception:
+        colors = None
+    if isinstance(colors, list):
+        return list(colors)
+    if isinstance(colors, dict) and isinstance(colors.get("colors"), list):
+        return list(colors["colors"])
+    return []
+
+
+def _walk_preset_refs(value, out: Set[str]) -> None:
+    if isinstance(value, list):
+        for item in value:
+            _walk_preset_refs(item, out)
+    elif value is not None and value != "":
+        out.add(str(value))
+
+
+def _preset_ids_in_zone(zone: Dict[str, Any]) -> Set[str]:
+    ids: Set[str] = set()
+    if not isinstance(zone, dict):
+        return ids
+    _walk_preset_refs(zone.get("presets"), ids)
+    _walk_preset_refs(zone.get("presets_flat"), ids)
+    if zone.get("default_preset") not in (None, ""):
+        ids.add(str(zone["default_preset"]))
+    return ids
+
+
+def _preset_ids_in_sequence(seq: Dict[str, Any]) -> Set[str]:
+    ids: Set[str] = set()
+    if not isinstance(seq, dict):
+        return ids
+    for lane in seq.get("lanes") or []:
+        if not isinstance(lane, list):
+            continue
+        for step in lane:
+            if isinstance(step, dict) and step.get("preset_id") not in (None, ""):
+                ids.add(str(step["preset_id"]))
+    for step in seq.get("steps") or []:
+        if isinstance(step, dict) and step.get("preset_id") not in (None, ""):
+            ids.add(str(step["preset_id"]))
+    return ids
+
+
+def _map_preset_container(
+    value,
+    id_map: Dict[str, str],
+    preset_cache: Dict[str, int],
+    new_profile_id: str,
+    new_presets: Dict[str, Dict[str, Any]],
+    presets_model,
+) -> Any:
+    if isinstance(value, list):
+        return [
+            _map_preset_container(v, id_map, preset_cache, new_profile_id, new_presets, presets_model)
+            for v in value
+        ]
+    if value is None:
+        return None
+    preset_id = str(value)
+    if preset_id in id_map:
+        return id_map[preset_id]
+    preset_data = presets_model.read(preset_id)
+    if not preset_data:
+        return None
+    new_preset_id = _allocate_id(presets_model, preset_cache)
+    clone_data = dict(preset_data)
+    clone_data["profile_id"] = str(new_profile_id)
+    new_presets[new_preset_id] = clone_data
+    id_map[preset_id] = new_preset_id
+    return new_preset_id
+
+
+def _map_sequence_lanes(
+    seq: Dict[str, Any],
+    preset_id_map: Dict[str, str],
+) -> Dict[str, Any]:
+    out = copy.deepcopy(seq)
+    lanes = out.get("lanes")
+    if isinstance(lanes, list):
+        for lane in lanes:
+            if not isinstance(lane, list):
+                continue
+            for step in lane:
+                if not isinstance(step, dict):
+                    continue
+                pid = step.get("preset_id")
+                if pid is not None and str(pid) in preset_id_map:
+                    step["preset_id"] = preset_id_map[str(pid)]
+    steps = out.get("steps")
+    if isinstance(steps, list):
+        for step in steps:
+            if not isinstance(step, dict):
+                continue
+            pid = step.get("preset_id")
+            if pid is not None and str(pid) in preset_id_map:
+                step["preset_id"] = preset_id_map[str(pid)]
+    return out
+
+
+def export_profile_bundle(
+    profile_id: str,
+    profiles_model,
+    zones_model,
+    presets_model,
+    sequences_model,
+    palette_model,
+) -> Dict[str, Any]:
+    source = profiles_model.read(profile_id)
+    if not source:
+        raise ValueError("Profile not found")
+
+    zone_ids = source.get("zones")
+    if not isinstance(zone_ids, list) or not zone_ids:
+        zone_ids = source.get("zone_order") or []
+    zone_ids = [str(z) for z in zone_ids if z is not None]
+
+    zones_out: Dict[str, Any] = {}
+    preset_ids: Set[str] = set()
+    sequence_ids: Set[str] = set()
+
+    for zid in zone_ids:
+        zone = zones_model.read(zid)
+        if not zone:
+            continue
+        zones_out[zid] = copy.deepcopy(zone)
+        preset_ids |= _preset_ids_in_zone(zone)
+        for sid in zone.get("sequence_ids") or []:
+            if sid is not None and str(sid).strip():
+                sequence_ids.add(str(sid))
+
+    sequences_out: Dict[str, Any] = {}
+    for sid in sequence_ids:
+        seq = sequences_model.read(sid)
+        if not seq or str(seq.get("profile_id")) != str(profile_id):
+            continue
+        sequences_out[sid] = copy.deepcopy(seq)
+        preset_ids |= _preset_ids_in_sequence(seq)
+
+    presets_out: Dict[str, Any] = {}
+    for pid in preset_ids:
+        pdata = presets_model.read(pid)
+        if pdata and str(pdata.get("profile_id")) == str(profile_id):
+            presets_out[pid] = copy.deepcopy(pdata)
+
+    profile_doc = copy.deepcopy(source)
+    profile_doc.pop("palette", None)
+
+    return {
+        "version": BUNDLE_VERSION,
+        "kind": KIND_PROFILE,
+        "profile": profile_doc,
+        "palette": {"colors": _palette_colors(palette_model, source.get("palette_id"))},
+        "zones": zones_out,
+        "presets": presets_out,
+        "sequences": sequences_out,
+    }
+
+
+def import_profile_bundle(
+    bundle: Dict[str, Any],
+    profiles_model,
+    zones_model,
+    presets_model,
+    sequences_model,
+    palette_model,
+    *,
+    name: Optional[str] = None,
+) -> Tuple[str, Dict[str, Any]]:
+    if not isinstance(bundle, dict):
+        raise ValueError("Invalid bundle")
+    if bundle.get("version") not in (BUNDLE_VERSION, str(BUNDLE_VERSION)):
+        raise ValueError("Unsupported bundle version")
+    if bundle.get("kind") not in (KIND_PROFILE, None):
+        raise ValueError("Not a profile bundle")
+
+    source_profile = bundle.get("profile")
+    if not isinstance(source_profile, dict):
+        raise ValueError("Bundle missing profile")
+
+    source_name = source_profile.get("name") or "Imported profile"
+    new_name = (name or source_name).strip() or source_name
+    profile_type = source_profile.get("type", "zones")
+
+    profile_cache: Dict[str, int] = {}
+    palette_cache: Dict[str, int] = {}
+    zone_cache: Dict[str, int] = {}
+    preset_cache: Dict[str, int] = {}
+    sequence_cache: Dict[str, int] = {}
+
+    new_profile_id = _allocate_id(profiles_model, profile_cache)
+    new_palette_id = _allocate_id(palette_model, palette_cache)
+
+    palette_in = bundle.get("palette") or {}
+    palette_colors = palette_in.get("colors") if isinstance(palette_in, dict) else []
+    if not isinstance(palette_colors, list):
+        palette_colors = []
+
+    preset_id_map: Dict[str, str] = {}
+    new_presets: Dict[str, Dict[str, Any]] = {}
+    new_zones: Dict[str, Dict[str, Any]] = {}
+    new_sequences: Dict[str, Dict[str, Any]] = {}
+    sequence_id_map: Dict[str, str] = {}
+
+    zones_in = bundle.get("zones") if isinstance(bundle.get("zones"), dict) else {}
+    presets_in = bundle.get("presets") if isinstance(bundle.get("presets"), dict) else {}
+    sequences_in = bundle.get("sequences") if isinstance(bundle.get("sequences"), dict) else {}
+
+    for old_pid, pdata in presets_in.items():
+        if not isinstance(pdata, dict):
+            continue
+        new_pid = _allocate_id(presets_model, preset_cache)
+        clone = copy.deepcopy(pdata)
+        clone["profile_id"] = str(new_profile_id)
+        new_presets[new_pid] = clone
+        preset_id_map[str(old_pid)] = new_pid
+
+    for old_sid, sdata in sequences_in.items():
+        if not isinstance(sdata, dict):
+            continue
+        new_sid = _allocate_id(sequences_model, sequence_cache)
+        clone = _map_sequence_lanes(sdata, preset_id_map)
+        clone["profile_id"] = str(new_profile_id)
+        new_sequences[new_sid] = clone
+        sequence_id_map[str(old_sid)] = new_sid
+
+    source_zone_order = source_profile.get("zones")
+    if not isinstance(source_zone_order, list):
+        source_zone_order = list(zones_in.keys())
+
+    cloned_zone_ids: List[str] = []
+    for old_zid in source_zone_order:
+        zone = zones_in.get(str(old_zid))
+        if not isinstance(zone, dict):
+            continue
+        new_zid = _allocate_id(zones_model, zone_cache)
+        clone_data: Dict[str, Any] = {
+            "name": zone.get("name") or f"Zone {old_zid}",
+            "names": list(zone.get("names") or []),
+        }
+        mapped_presets = _map_preset_container(
+            zone.get("presets"),
+            preset_id_map,
+            preset_cache,
+            new_profile_id,
+            new_presets,
+            presets_model,
+        )
+        if mapped_presets is not None:
+            clone_data["presets"] = mapped_presets
+        extra = {
+            k: v
+            for k, v in zone.items()
+            if k not in ("name", "names", "presets")
+        }
+        if "presets_flat" in extra:
+            extra["presets_flat"] = _map_preset_container(
+                extra.get("presets_flat"),
+                preset_id_map,
+                preset_cache,
+                new_profile_id,
+                new_presets,
+                presets_model,
+            )
+        if "default_preset" in extra and extra["default_preset"] is not None:
+            old_dp = str(extra["default_preset"])
+            if old_dp in preset_id_map:
+                extra["default_preset"] = preset_id_map[old_dp]
+        if "sequence_ids" in extra and isinstance(extra.get("sequence_ids"), list):
+            extra["sequence_ids"] = [
+                sequence_id_map.get(str(s), str(s))
+                for s in extra["sequence_ids"]
+                if s is not None
+            ]
+        clone_data.update(extra)
+        new_zones[new_zid] = clone_data
+        cloned_zone_ids.append(new_zid)
+
+    new_profile_data = {
+        "name": new_name,
+        "type": profile_type,
+        "zones": cloned_zone_ids,
+        "scenes": list(source_profile.get("scenes", []))
+        if isinstance(source_profile.get("scenes"), list)
+        else [],
+        "palette_id": str(new_palette_id),
+    }
+
+    palette_model[str(new_palette_id)] = list(palette_colors)
+    for pid, pdata in new_presets.items():
+        presets_model[pid] = pdata
+    for zid, zdata in new_zones.items():
+        zones_model[zid] = zdata
+    for sid, sdata in new_sequences.items():
+        sequences_model[sid] = sdata
+    profiles_model[str(new_profile_id)] = new_profile_data
+
+    palette_model.save()
+    presets_model.save()
+    zones_model.save()
+    sequences_model.save()
+    profiles_model.save()
+
+    return str(new_profile_id), new_profile_data
+
+
+def export_preset_bundle(preset_id: str, presets_model) -> Dict[str, Any]:
+    preset = presets_model.read(preset_id)
+    if not preset:
+        raise ValueError("Preset not found")
+    return {
+        "version": BUNDLE_VERSION,
+        "kind": KIND_PRESET,
+        "preset": copy.deepcopy(preset),
+    }
+
+
+def import_preset_bundle(
+    bundle: Dict[str, Any],
+    presets_model,
+    profile_id: str,
+) -> Tuple[str, Dict[str, Any]]:
+    if not isinstance(bundle, dict):
+        raise ValueError("Invalid bundle")
+    if bundle.get("kind") != KIND_PRESET:
+        raise ValueError("Not a preset bundle")
+    preset = bundle.get("preset")
+    if not isinstance(preset, dict):
+        raise ValueError("Bundle missing preset")
+    new_id = presets_model.create(profile_id)
+    data = copy.deepcopy(preset)
+    data["profile_id"] = str(profile_id)
+    presets_model.update(new_id, data)
+    return str(new_id), presets_model.read(new_id) or data
+
+
+def export_sequence_bundle(
+    sequence_id: str,
+    sequences_model,
+    presets_model,
+    *,
+    profile_id: Optional[str] = None,
+) -> Dict[str, Any]:
+    seq = sequences_model.read(sequence_id)
+    if not seq:
+        raise ValueError("Sequence not found")
+    if profile_id is not None and str(seq.get("profile_id")) != str(profile_id):
+        raise ValueError("Sequence not found")
+
+    pid = str(profile_id or seq.get("profile_id") or "")
+    preset_ids = _preset_ids_in_sequence(seq)
+    presets_out: Dict[str, Any] = {}
+    for old_pid in preset_ids:
+        pdata = presets_model.read(old_pid)
+        if pdata and (not pid or str(pdata.get("profile_id")) == pid):
+            presets_out[old_pid] = copy.deepcopy(pdata)
+
+    return {
+        "version": BUNDLE_VERSION,
+        "kind": KIND_SEQUENCE,
+        "sequence": copy.deepcopy(seq),
+        "presets": presets_out,
+    }
+
+
+def import_sequence_bundle(
+    bundle: Dict[str, Any],
+    sequences_model,
+    presets_model,
+    profile_id: str,
+) -> Tuple[str, Dict[str, Any]]:
+    if not isinstance(bundle, dict):
+        raise ValueError("Invalid bundle")
+    if bundle.get("kind") != KIND_SEQUENCE:
+        raise ValueError("Not a sequence bundle")
+    seq = bundle.get("sequence")
+    if not isinstance(seq, dict):
+        raise ValueError("Bundle missing sequence")
+
+    preset_cache: Dict[str, int] = {}
+    preset_id_map: Dict[str, str] = {}
+    new_presets: Dict[str, Dict[str, Any]] = {}
+    presets_in = bundle.get("presets") if isinstance(bundle.get("presets"), dict) else {}
+
+    for old_pid, pdata in presets_in.items():
+        if not isinstance(pdata, dict):
+            continue
+        new_pid = _allocate_id(presets_model, preset_cache)
+        clone = copy.deepcopy(pdata)
+        clone["profile_id"] = str(profile_id)
+        new_presets[new_pid] = clone
+        preset_id_map[str(old_pid)] = new_pid
+
+    for old_pid in _preset_ids_in_sequence(seq):
+        op = str(old_pid)
+        if op not in preset_id_map:
+            pdata = presets_model.read(op)
+            if pdata:
+                new_pid = _allocate_id(presets_model, preset_cache)
+                clone = copy.deepcopy(pdata)
+                clone["profile_id"] = str(profile_id)
+                new_presets[new_pid] = clone
+                preset_id_map[op] = new_pid
+
+    for pid, pdata in new_presets.items():
+        presets_model[pid] = pdata
+    if new_presets:
+        presets_model.save()
+
+    new_seq_id = sequences_model.create(profile_id)
+    mapped = _map_sequence_lanes(seq, preset_id_map)
+    mapped["profile_id"] = str(profile_id)
+    sequences_model.update(new_seq_id, mapped)
+    return str(new_seq_id), sequences_model.read(new_seq_id) or mapped

tests/models/test_preset.py

@@ -25,18 +25,20 @@ def test_preset():
     print("\nTesting update preset")
     update_data = {
         "name": "test_preset",
-        "pattern": "on",
+        "pattern": "colour_cycle",
         "colors": ["#FF0000", "#00FF00"],
         "delay": 100,
         "brightness": 127,
         "n1": 10,
-        "n2": 20
+        "n2": 20,
+        "mode": 1,
     }
     result = presets.update(preset_id, update_data)
     assert result is True
     updated = presets.read(preset_id)
     assert updated["name"] == "test_preset"
-    assert updated["pattern"] == "on"
+    assert updated["pattern"] == "colour_cycle"
+    assert updated["mode"] == 1
     assert updated["delay"] == 100
     
     print("\nTesting list presets")

tests/test_binary_envelope.py

@@ -29,6 +29,21 @@ def test_pack_parse_v2_brightness_only():
     assert data == {"v": "1", "b": 128}
 
 
+def test_pack_parse_v2_mode_maps_to_n6():
+    raw = pack_binary_envelope_v2(
+        presets={
+            "m": {
+                "p": "meteor",
+                "c": ["#aabbcc"],
+                "mode": 2,
+                "n6": 0,
+            }
+        },
+    )
+    data = parse_binary_envelope_v2(raw)
+    assert data["presets"]["m"]["n6"] == 2
+
+
 def test_pack_parse_v2_full():
     raw = pack_binary_envelope_v2(
         presets={

tests/test_endpoints_pytest.py

@@ -50,6 +50,17 @@ def _find_id_by_field(list_resp_json: Dict[str, Any], field: str, value: str) ->
     raise AssertionError(f"Could not find id for {field}={value!r}")
 
 
+def _create_and_apply_profile(c: requests.Session, base_url: str) -> str:
+    """Sequences/scenes/presets need an active profile in session."""
+    unique_profile_name = f"pytest-profile-{uuid.uuid4().hex[:8]}"
+    resp = c.post(f"{base_url}/profiles", json={"name": unique_profile_name})
+    assert resp.status_code == 201
+    profile_id = next(iter(resp.json().keys()))
+    resp = c.post(f"{base_url}/profiles/{profile_id}/apply")
+    assert resp.status_code == 200
+    return str(profile_id)
+
+
 def _start_microdot_server(app: Microdot, host: str, port: int):
     """
     Start Microdot server on a background thread.
@@ -474,6 +485,36 @@ def test_profiles_presets_zones_endpoints(server, monkeypatch):
     resp = c.delete(f"{base_url}/zones/{zone_id}")
     assert resp.status_code == 200
 
+    resp = c.get(f"{base_url}/profiles/{profile_id}/export")
+    assert resp.status_code == 200
+    bundle = resp.json()
+    assert bundle.get("kind") == "profile"
+    assert isinstance(bundle.get("presets"), dict)
+
+    import_name = f"pytest-imported-{uuid.uuid4().hex[:8]}"
+    resp = c.post(
+        f"{base_url}/profiles/import",
+        json={"bundle": bundle, "name": import_name, "apply": False},
+    )
+    assert resp.status_code == 201
+    imported_profile_id = resp.json().get("id") or next(
+        k for k in resp.json().keys() if k != "id"
+    )
+    resp = c.delete(f"{base_url}/profiles/{imported_profile_id}")
+    assert resp.status_code == 200
+
+    resp = c.get(f"{base_url}/presets/{first_preset_id}/export")
+    assert resp.status_code == 200
+    assert resp.json().get("kind") == "preset"
+    resp = c.post(
+        f"{base_url}/presets/import",
+        json={"bundle": resp.json()},
+    )
+    assert resp.status_code == 201
+    imported_preset_id = next(iter(resp.json().keys()))
+    resp = c.delete(f"{base_url}/presets/{imported_preset_id}")
+    assert resp.status_code == 200
+
     # Profile clone + update endpoints.
     clone_name = f"pytest-profile-clone-{uuid.uuid4().hex[:8]}"
     resp = c.post(f"{base_url}/profiles/{profile_id}/clone", json={"name": clone_name})
@@ -508,6 +549,8 @@ def test_groups_sequences_scenes_palettes_patterns_endpoints(server):
     base_url: str = server["base_url"]
     sender: DummySender = server["sender"]
 
+    _create_and_apply_profile(c, base_url)
+
     # Groups.
     unique_group_name = f"pytest-group-{uuid.uuid4().hex[:8]}"
     resp = c.post(f"{base_url}/groups", json={"name": unique_group_name})
@@ -715,6 +758,13 @@ def test_groups_sequences_scenes_palettes_patterns_endpoints(server):
     assert resp.status_code == 200
     definitions = resp.json()
     assert isinstance(definitions, dict)
+    assert "colour_cycle" in definitions
+    cc_mode = definitions["colour_cycle"].get("mode")
+    assert isinstance(cc_mode, dict)
+    assert "0" in cc_mode and "1" in cc_mode
+    assert "blink" in definitions
+    blink_mode = definitions["blink"].get("mode")
+    assert not isinstance(blink_mode, dict) or len(blink_mode) < 2
 
     pattern_id = f"pytest_pattern_{uuid.uuid4().hex[:8]}"
     resp = c.post(

tests/test_preset_wire_mode.py

@@ -0,0 +1,51 @@
+"""Preset style mode: ``mode`` field, wire ``n6``, and pattern.json metadata."""
+
+import json
+import sys
+from pathlib import Path
+
+PROJECT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(PROJECT_ROOT / "src"))
+sys.path.insert(0, str(PROJECT_ROOT / "led-driver" / "src"))
+
+from patterns.pattern_modes import style_mode  # noqa: E402
+from preset import Preset  # noqa: E402
+from util.espnow_message import build_preset_dict, wire_n6  # noqa: E402
+
+
+def test_wire_n6_prefers_mode_over_n6():
+    assert wire_n6({"mode": 2, "n6": 0}) == 2
+    assert wire_n6({"n6": 1}) == 1
+    assert wire_n6({}) == 0
+
+
+def test_build_preset_dict_maps_mode_to_n6():
+    wire = build_preset_dict({"pattern": "meteor", "mode": 2, "colors": ["#ffffff"]})
+    assert wire["n6"] == 2
+    assert wire["p"] == "meteor"
+
+
+def test_preset_edit_accepts_mode_alias():
+    p = Preset({"p": "colour_cycle", "mode": 1, "d": 100, "c": [(255, 255, 255)]})
+    assert p.n6 == 1
+
+
+def test_style_mode_reads_mode_and_legacy_pattern_id():
+    p = Preset({"p": "colour_cycle", "mode": 0, "d": 100, "c": [(255, 0, 0)]})
+    assert style_mode(p, 0, {"rainbow": 1}) == 0
+
+    legacy = Preset({"p": "rainbow", "d": 100, "c": [(255, 0, 0)]})
+    assert style_mode(legacy, 0, {"rainbow": 1}) == 1
+
+
+def test_pattern_json_defines_mode_for_merged_patterns():
+    path = PROJECT_ROOT / "db" / "pattern.json"
+    definitions = json.loads(path.read_text(encoding="utf-8"))
+    for name in ("colour_cycle", "chase", "aurora", "meteor", "particles", "sparkle"):
+        assert name in definitions, name
+        mode = definitions[name].get("mode")
+        assert isinstance(mode, dict), name
+        assert len(mode) >= 2, name
+
+    blink = definitions.get("blink", {})
+    assert "mode" not in blink or not isinstance(blink.get("mode"), dict) or len(blink.get("mode", {})) < 2

tests/test_profile_bundle.py

@@ -0,0 +1,133 @@
+"""Unit tests for profile/preset/sequence bundle import/export."""
+
+import json
+import sys
+from pathlib import Path
+
+PROJECT_ROOT = Path(__file__).resolve().parents[1]
+sys.path.insert(0, str(PROJECT_ROOT / "src"))
+
+from models.pallet import Palette  # noqa: E402
+from models.preset import Preset  # noqa: E402
+from models.profile import Profile  # noqa: E402
+from models.sequence import Sequence  # noqa: E402
+from models.zone import Zone  # noqa: E402
+from util.profile_bundle import (  # noqa: E402
+    export_preset_bundle,
+    export_profile_bundle,
+    export_sequence_bundle,
+    import_preset_bundle,
+    import_profile_bundle,
+    import_sequence_bundle,
+)
+
+
+def _fresh_models(tmp_path, monkeypatch):
+    import models.model as model_mod
+
+    db = tmp_path / "db"
+    db.mkdir()
+    monkeypatch.setattr(model_mod, "_db_dir", lambda: str(db))
+
+    for cls in (Profile, Zone, Preset, Sequence, Palette):
+        if hasattr(cls, "_instance"):
+            delattr(cls, "_instance")
+
+    profiles = Profile()
+    zones = Zone()
+    presets = Preset()
+    sequences = Sequence()
+    palette = Palette()
+    return profiles, zones, presets, sequences, palette
+
+
+def test_profile_export_import_round_trip(tmp_path, monkeypatch):
+    profiles, zones, presets, sequences, palette = _fresh_models(tmp_path, monkeypatch)
+
+    pid = profiles.create("Source")
+    zid = zones.create(name="main")
+    preset_id = presets.create(pid)
+    presets.update(
+        preset_id,
+        {
+            "name": "Test preset",
+            "pattern": "blink",
+            "colors": ["#ff0000"],
+            "brightness": 200,
+            "delay": 50,
+        },
+    )
+    zones.update(
+        zid,
+        {
+            "presets_flat": [str(preset_id)],
+            "default_preset": str(preset_id),
+        },
+    )
+    seq_id = sequences.create(pid)
+    sequences.update(
+        seq_id,
+        {
+            "name": "Beat seq",
+            "lanes": [[{"preset_id": str(preset_id), "group_ids": [], "beats": 2}]],
+            "lanes_group_ids": [[]],
+        },
+    )
+    zones.update(zid, {"sequence_ids": [str(seq_id)]})
+    profiles.update(pid, {"zones": [str(zid)]})
+    palette_id = profiles.read(pid)["palette_id"]
+    palette.update(palette_id, {"colors": ["#112233", "#445566"]})
+
+    bundle = export_profile_bundle(
+        str(pid), profiles, zones, presets, sequences, palette
+    )
+    assert bundle["kind"] == "profile"
+    assert str(preset_id) in bundle["presets"]
+    assert str(seq_id) in bundle["sequences"]
+    assert bundle["palette"]["colors"] == ["#112233", "#445566"]
+
+    new_pid, _ = import_profile_bundle(
+        bundle, profiles, zones, presets, sequences, palette, name="Imported"
+    )
+    assert new_pid != str(pid)
+    found = [
+        presets.read(k)
+        for k in presets.list()
+        if isinstance(presets.read(k), dict)
+        and str(presets.read(k).get("profile_id")) == str(new_pid)
+        and presets.read(k).get("name") == "Test preset"
+    ]
+    assert found
+
+
+def test_preset_export_import(tmp_path, monkeypatch):
+    profiles, zones, presets, sequences, palette = _fresh_models(tmp_path, monkeypatch)
+    pid = profiles.create("P")
+    preset_id = presets.create(pid)
+    presets.update(preset_id, {"name": "Solo", "pattern": "on", "colors": ["#00ff00"]})
+
+    bundle = export_preset_bundle(str(preset_id), presets)
+    assert bundle["kind"] == "preset"
+
+    new_id, data = import_preset_bundle(bundle, presets, str(pid))
+    assert new_id != str(preset_id)
+    assert data["name"] == "Solo"
+
+
+def test_sequence_export_import_with_presets(tmp_path, monkeypatch):
+    profiles, zones, presets, sequences, palette = _fresh_models(tmp_path, monkeypatch)
+    pid = profiles.create("P")
+    preset_id = presets.create(pid)
+    presets.update(preset_id, {"name": "Step", "pattern": "off"})
+    seq_id = sequences.create(pid)
+    sequences.update(
+        seq_id,
+        {"name": "S", "lanes": [[{"preset_id": str(preset_id), "beats": 1}]]},
+    )
+
+    bundle = export_sequence_bundle(str(seq_id), sequences, presets, profile_id=str(pid))
+    assert str(preset_id) in bundle["presets"]
+
+    new_seq_id, doc = import_sequence_bundle(bundle, sequences, presets, str(pid))
+    assert new_seq_id != str(seq_id)
+    assert doc["lanes"][0][0]["preset_id"] != str(preset_id)