A lightweight real-time chat backend built with FastAPI and WebSockets.
This repository contains the server implementation for Global Chat.
The desktop client is distributed separately via GitHub Releases.
You can download the Windows desktop chat client here:
Download the latest version and run the installer to start chatting.
- 🌍 Real-time global chat
- ⚡ WebSocket communication
- 💬 Multi-user messaging
- 🔗 Clickable links in chat
- 📋 Selectable and copyable messages
- 🪟 Minimal floating chat window
- 📌 Always-on-top interface
- ⚙ Settings menu with startup option
- 📜 Chat history loading
The backend server uses:
- FastAPI
- WebSockets
- Uvicorn
It broadcasts messages to all connected clients in real time.
This server is designed to be deployed on platforms such as:
- Railway
- Render
- Fly.io
- VPS servers
Example Railway deployment command:
uvicorn server:app --host 0.0.0.0 --port 8000
/chat
Example connection URL: wss://your-server-url/chat
Install dependencies:
pip install -r requirements.txt
Run the server: python server.py
- Message history may reset after server redeploy if SQLite is used.
- Production deployments should use PostgreSQL or Redis.
MIT License
Copyright (c) 2026 Akshay
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.