diff --git a/src/api/project_routes.py b/src/api/project_routes.py
index 234213b..37e517b 100644
--- a/src/api/project_routes.py
+++ b/src/api/project_routes.py
@@ -21,9 +21,9 @@ def _registry() -> ProjectRegistry:
 async def list_projects():
     reg = _registry()
     projects = reg.list_projects()
-    # 实时统计每个项目的任务数
     from pathlib import Path
     import sqlite3
+    # 实时统计每个项目的任务数
     for pid, info in projects.items():
         if info.get("status") in ("archived", "deleted"):
             continue
@@ -36,6 +36,29 @@ async def list_projects():
                 info['task_count'] = count
             except Exception:
                 pass
+    # 虚拟项目 _general：如果 blackboard.db 存在则插入
+    general_db = Path(reg.root) / "_general" / "blackboard.db"
+    if general_db.exists() and "_general" not in projects:
+        try:
+            conn = sqlite3.connect(str(general_db), timeout=5)
+            count = conn.execute("SELECT COUNT(*) FROM tasks").fetchone()[0]
+            conn.close()
+            projects["_general"] = {
+                "id": "_general", "name": "一般任务", "description": "无项目归属的通用任务",
+                "status": "active", "source": "virtual", "task_count": count,
+            }
+        except Exception:
+            pass
+    elif "_general" in projects:
+        general_db_check = Path(reg.root) / "_general" / "blackboard.db"
+        if general_db_check.exists():
+            try:
+                conn = sqlite3.connect(str(general_db_check), timeout=5)
+                count = conn.execute("SELECT COUNT(*) FROM tasks").fetchone()[0]
+                conn.close()
+                projects["_general"]["task_count"] = count
+            except Exception:
+                pass
     return {"projects": {pid: info for pid, info in projects.items()
                          if info.get("status") not in ("archived", "deleted")}}