c0-fileshare is a fast and secure P2P file-sharing platform built for simplicity. Designed as a web-based solution using Next.js and Node.js, it allows anyone to transfer files directly between devices—no signups, no storage, just pure peer-to-peer.
With features like drag-and-drop uploads, session-based transfers, end-to-end encryption, and AI-assisted content checks, c0-fileshare ensures a smooth and safe sharing experience.
Just drop a file, share the session, and you're good to go. Perfect for developers, students, or anyone who wants to send files without the cloud middleman.
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Once you ship this you can't edit the description of the project, but you'll be able to add more devlogs and re-ship it as you add new features!
Made the connection between the sender and reciever more fast and safe by implementing file encryption and decryption and solved the connection issue
🚀 Devlog #1 – Building c0-fileshare: P2P File Sharing Reinvented
I've been working on c0-fileshare, a lightweight and privacy-first P2P file-sharing web app built with Next.js and Node.js.
🔧 What it Does
📂 Drag-and-drop file uploads
🔐 Session-based, end-to-end encrypted file transfers
🤖 AI-enhanced checks for content safety and validation
⚡ No server-side file storage – just fast, peer-to-peer delivery
🔗 Temporary sessions for one-time secure transfers
💡 Why I Built It
Most file-sharing tools either:
Store your data on a third-party server
Require signups/logins
Or don’t care much about privacy or simplicity
I wanted to build something different — a tool that respects user privacy, works instantly, and feels like AirDrop for the web.
🛠️ Tech Stack
Frontend: Next.js with React and simple session-based UI
Backend: Node.js (WebSocket + P2P signaling)
Security: E2E encryption + AI for basic file validation
Infra: Deployed via Render / Vercel with ephemeral signaling
📈 What's Next
Add multi-file support
Optional passcode lock for sessions
Expiration timers for extra privacy
UI polish and dark mode support (of course 😎)
If you're someone who just wants to send a file, not your data, try c0-fileshare.
⚙️ “Built for the web. Powered by privacy. Made for everyone.”