An ultra-simple, no-login to-do list for online collaboration. See this working Features Ultra minimalist interface. Anonymous. No login. Real-Time Cloud Synchronisation. Password Protection (optional). Share with URL. Demo How to use: Create a list by opening the URL. Set up the name and password(optional). Add, delete, check tasks. Share URL with collaborators. Security & Privacy Password Security: Passwords are hashed using SHA-256 with randomly generated salts Data Storage: All data is stored in Firebase Firestore. Client-Side: All password hashing and validation happens on the client-side No Analytics: The application doesn't include any tracking or analytics