diff --git a/CLAUDE.md b/CLAUDE.md
index cce1cc6..d63f8a6 100644
--- a/CLAUDE.md
+++ b/CLAUDE.md
@@ -24,7 +24,7 @@ und wird in Claude Desktop eingebunden.
 
 ## Aktueller Stand
 
-### Implementierte Tools (v0.8.2)
+### Implementierte Tools (v0.8.3)
 
 | Kategorie | Tools |
 |---|---|
@@ -53,7 +53,8 @@ und wird in Claude Desktop eingebunden.
 - v0.7.5: Primärkreis-Schutz in update_circle (isFirstFamily-Check) ✓
 - v0.8.0: Rezept-Kategorien (get_recipe_categories, create_recipe + category_ids, update_recipe + category_ids) ✓
 - v0.8.1: Bugfixes (recipe categories) ✓
-- v0.8.2: get_lists() ohne scope → alle Kreise ✓ ← aktuell
+- v0.8.2: get_lists() ohne scope → alle Kreise ✓
+- v0.8.3: OTHER-Listentyp dokumentiert + create_list unterstützt ihn; FW_DEBUG=1 loggt unbekannte Task-Felder (Vorbereitung Wiederholungen) ✓ ← aktuell
 - v0.8.x: mpadditemtolist (gestrichen – Family Wall kann das nativ)
 - v0.9.x: Erinnerungen + Wiederholungen (Premium-Account erforderlich)
 - v2.0: Schreibzugriff auf Wall-Posts (Erstellen, Kommentieren)
@@ -144,7 +145,7 @@ Fehler bei falschen Parametern kommen nicht immer auf Top-Level:
 | `wallmood` | `wall_message_id`, `moodType` | `"STAR"` für Like |
 | `taskcategoryput` | `name`, `emoji` | – |
 | `taskcategorydelete` | `id` | metaId der Kategorie |
-| `taskcreatelist` | `name`, `taskListType`, `sharedToAll`, `color`, `emoji`, `scope` | `scope`: Kreis-metaId für nicht-primäre Kreise |
+| `taskcreatelist` | `name`, `taskListType`, `sharedToAll`, `color`, `emoji`, `scope` | `taskListType`: `SHOPPING_LIST`, `TODOS`, `OTHER`; `scope`: Kreis-metaId für nicht-primäre Kreise |
 | `taskgettasklists` | `scope` | Kreis-metaId; ohne scope → primärer Kreis |
 | `taskupdatelist` | `metaId`, `name`, `color`, `emoji`, `scope` | `metaId` ⚠️ nicht `id`!; `scope`: Kreis-metaId für sekundäre Kreise; Partial Update |
 | `taskdeletelist` | `id`, `scope` | `scope`: Kreis-metaId für sekundäre Kreise |
diff --git a/README.md b/README.md
index e353115..008b67e 100644
--- a/README.md
+++ b/README.md
@@ -2,13 +2,13 @@
 
 MCP server for [Family Wall](https://www.familywall.com) -- read and manage your family's circles, lists, tasks, and recipes directly from Claude.
 
-## Features (v0.8.2)
+## Features (v0.8.3)
 
 ### Read
 
 - `get_circles` -- list all family circles
 - `get_members` -- list members of a circle (or all circles)
-- `get_lists` -- list all task lists (includes `emoji`, `color`, `circle_id`; `null` when unset); without scope parameter returns lists from **all circles**; optional `scope` parameter filters by circle metaId or circle name
+- `get_lists` -- list all task lists (includes `emoji`, `color`, `circle_id`; `null` when unset; list types: `SHOPPING_LIST`, `TODOS`, `OTHER`); without scope parameter returns lists from **all circles**; optional `scope` parameter filters by circle metaId or circle name
 - `get_tasks` -- list tasks in a specific list (includes `category_id`, `due_date`, `assignee_ids`)
 - `get_categories` -- list categories for a list (locale-filtered; custom categories always included; `custom` flag marks user-created ones)
 - `get_activities` -- list recent wall activities (author resolved to display name)
@@ -22,7 +22,7 @@ MCP server for [Family Wall](https://www.familywall.com) -- read and manage your
 - `update_task` -- update text, description, category, due date, assignees, or move to a different list; supports `clear_due_date=True` to remove a due date
 - `toggle_task` -- mark a task complete or reopen it
 - `delete_task` -- permanently delete a task
-- `create_list` -- create a new task list (SHOPPING_LIST or TODOS; optional `emoji`, `color`, and `circle_id` to target a specific circle)
+- `create_list` -- create a new task list (`SHOPPING_LIST`, `TODOS`, or `OTHER`; optional `emoji`, `color`, and `circle_id` to target a specific circle)
 - `update_list` -- rename a list or change its emoji/color (partial update — omitted fields unchanged; system lists are protected)
 - `delete_list` -- permanently delete a list and all its tasks (system lists are protected)
 - `create_category` -- create a custom category for a shopping list (with optional icon)
diff --git a/pyproject.toml b/pyproject.toml
index 01cc8ed..deb89cc 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mcp-familywall"
-version = "0.8.2"
+version = "0.8.3"
 description = "MCP server for Family Wall — read your family's lists and tasks via Claude"
 readme = "README.md"
 requires-python = ">=3.12"
diff --git a/src/mcp_familywall/__init__.py b/src/mcp_familywall/__init__.py
index deded32..732155f 100644
--- a/src/mcp_familywall/__init__.py
+++ b/src/mcp_familywall/__init__.py
@@ -1 +1 @@
-__version__ = "0.8.2"
+__version__ = "0.8.3"
diff --git a/src/mcp_familywall/server.py b/src/mcp_familywall/server.py
index 1243723..a61bcac 100644
--- a/src/mcp_familywall/server.py
+++ b/src/mcp_familywall/server.py
@@ -4,6 +4,8 @@ from __future__ import annotations
 
 import json
 import logging
+import os
+import sys
 from typing import Any
 
 from mcp.server.fastmcp import FastMCP
@@ -342,7 +344,9 @@ def get_lists(scope: str | None = None) -> str:
                     candidate = data["a00"]["r"]["r"]
                     if isinstance(candidate, list):
                         raw_lists = candidate
-                    elif isinstance(candidate, dict) and isinstance(candidate.get("updatedCreated"), list):
+                    elif isinstance(candidate, dict) and isinstance(
+                        candidate.get("updatedCreated"), list
+                    ):
                         raw_lists = candidate["updatedCreated"]
                 except (KeyError, TypeError):
                     pass
@@ -392,6 +396,18 @@ def get_tasks(list_id: str, only_open: bool = True):
 
     raw_tasks = _extract_tasks(data)
 
+    _fw_debug = os.environ.get("FW_DEBUG") == "1"
+    _known_fields = {
+        "metaId",
+        "text",
+        "description",
+        "complete",
+        "taskCategoryId",
+        "dueDate",
+        "assigneeIds",
+        "taskListId",
+    }
+
     result = []
     for task in raw_tasks:
         if task.get("taskListId") != list_id:
@@ -399,6 +415,16 @@ def get_tasks(list_id: str, only_open: bool = True):
         completed = str(task.get("complete", "false")).lower() == "true"
         if only_open and completed:
             continue
+
+        if _fw_debug:
+            unknown = {k: v for k, v in task.items() if k not in _known_fields}
+            if unknown:
+                print(
+                    f"[FW_DEBUG] task {task.get('metaId')} unknown fields: "
+                    + json.dumps(unknown, ensure_ascii=False),
+                    file=sys.stderr,
+                )
+
         result.append(
             {
                 "id": task.get("metaId"),
@@ -988,7 +1014,7 @@ def create_list(
 
     Args:
         name: Display name for the new list (max 200 characters).
-        list_type: List type — either ``"SHOPPING_LIST"`` or ``"TODOS"``.
+        list_type: List type — ``"SHOPPING_LIST"``, ``"TODOS"``, or ``"OTHER"``.
         shared_to_all: When ``True`` (default) the list is shared with all
             circle members.  When ``False`` it is private to the creator.
         color: Optional background colour as a hex string (e.g. ``"#4784EC"``).
@@ -1003,8 +1029,8 @@ def create_list(
         Includes ``circle_id`` field showing which circle the list was
         created in.
     """
-    if list_type not in ("SHOPPING_LIST", "TODOS"):
-        return "Error: list_type must be 'SHOPPING_LIST' or 'TODOS'."
+    if list_type not in ("SHOPPING_LIST", "TODOS", "OTHER"):
+        return "Error: list_type must be 'SHOPPING_LIST', 'TODOS', or 'OTHER'."
     if len(name) > 200:
         return "Error: name must not exceed 200 characters."