Collaborative Notepad - Real-time note sharing - no sign-up required

Hey Product Hunt! 👋 I'm sh13y, and I built Collaborative Notepad after 20 hours of coding (and one serious back pain from needing a proper chair 😅). **Why I built this:** I wanted a simple, fast way to share notes without the hassle of sign-ups, permissions, or complicated tools. Just create a note, share the link, and collaborate in real-time! **🌟 Key Features:** ✅ Real-time collaboration with Socket.IO ✅ No sign-up or login required ✅ Custom URLs (e.g., collabnote.link/meeting-notes) ✅ Dark/Light mode ✅ User counter shows who's online ✅ Auto-save every 3 seconds ✅ Mobile responsive ✅ 100% free & open source (MIT License) **🔒 NEW in v2.0:** - Secret admin panel with password protection - Automated cleanup of empty notes - Bot protection & rate limiting - Enhanced security features - Professional error pages **🛠️ Tech Stack:** Node.js, Express, Socket.IO, MongoDB, EJS **Perfect for:** - Team meetings & brainstorming - Study groups & classrooms - Quick note sharing - Remote collaboration - Interview prep Try it now: https://collabnote.link Star on GitHub: https://github.com/sh13y/collabo... Would love your feedback! What features would you like to see next? 🚀