AirTalk is a local LAN-based chat and file sharing app.
It works without internet — just connect devices on the same Wi-Fi or hotspot and start chatting or sharing instantly.

• 💬 Real-time chat over LAN (direct TCP/WebSocket)
• 📂 File sharing via hosted HTTP links (no duplicate transfers)
• 👥 Group messaging with broadcast or mesh-style reliability
• 🔍 Peer discovery using mDNS/Bonjour
• 🔒 Optional end-to-end encryption (AES)

• Flutter (cross-platform UI)
• dart:io (sockets, HTTP server)
• multicast_dns (peer discovery)
• WebSockets / TCP connections
• Local storage for chat history

• Chat: Direct peer-to-peer sockets for text messages.
• File Sharing: One hosted HTTP link → other peers download directly.
• Group Messaging: Broadcast to all peers OR mesh routing with message IDs to avoid duplicates.

• Basic peer discovery
• 1-to-1 chat
• Group chat
• File transfer
• Encrypted messaging
• UI polish

(Coming soon…)

MIT License