Collaborative, real‑time Markdown note taking app with CRDT‑backed syncing and a directory‑based vault system
- Real-time collaboration powered by CRDTs (Yjs) for seamless, conflict-free editing
- Presence & cursor awareness : see exactly where collaborators are and what they’re selecting
- Leader-driven server model: a single source of truth that minimizes DB load and ensures consistency
- Granular sharing controls : owner, editor, and viewer modes, enforced server-side
- Flexible workspace with split, editor, and live preview views, plus draggable dividers
- Efficient persistence : leader batches & debounces DB saves via Drizzle, keeping writes minimal
- Per-user history: independent undo/redo stacks backed by Y.UndoManager
- Directory-style organization with nested folders for structured, distraction-free note management
- Secure authentication with Clerk and token-guarded WebSocket connections
- Rich Markdown previewwith live task-lists (checkboxes update the source doc)
Client
- React+Vite
- CodeMirror 6 (y-codemirror.next, custom theme)
- Yjs
- Clerk (front‑end auth)
- Socket.IO (transport for y‑socket.io)
- Tailwind/Radix UI (layout & widgets)
- markdown-it
- Zustand
Server
- Node.js+Express
- Socket.IO
- y-socket.io
- Clerk
- Drizzle (ORM)
- PostgreSQL
