Socket.io is the most popular Web-based, Windows, Mac & Linux alternative to greenlet.
Socket.io is the most popular Open Source & free alternative to greenlet.
- Socket.io is Free and Open Source
greenlet Alternatives
greenlet is described as 'Lightweight in-process concurrent programming' and is an app. There are seven alternatives to greenlet for a variety of platforms, including Mac, Windows, Linux, Python and JavaScript apps. The best greenlet alternative is Socket.io, which is both free and Open Source. Other great apps like greenlet are eventlet, WebSocket-Node, gevent and JsSIP.
Alternatives list
Eventlet is a concurrent networking library for Python that allows you to change how you run your code, not how you write it.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Python

Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- JavaScript
- Node.JS
gevent is a coroutine -based Python networking library that uses greenlet to provide a high-level synchronous API on top of the libev event loop.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Python


Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- JavaScript
A socket.io server implementation in Rust that integrates with the Tower ecosystem and the Tokio stack. It integrates with any server framework based on tower like Axum, Warp, Salvo or Hyper. Add any other tower based middleware on top of socketioxide such as CORS...
Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted
Socketioxide is the most popular Self-Hosted alternative to greenlet.
- Socketioxide is Free and Open Source








