Freedom251 › Web Server Software
Tornado

Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Tornado | Apache License 2.0 · Install with pip | Free |
As tornadoweb.org lists them, read 7 Oct 2026. The maker's own page has the final word.
Facts from Tornado's own pages
- Async integration
- Tornado shares the standard-library asyncio event loop by default, and asyncio-designed libraries can generally be mixed with it. · tornadoweb.org, 7 Oct 2026
- Authentication integrations
- The tornado.auth module supports authentication and authorization protocols for services including Google/Gmail, Facebook, Twitter, and FriendFeed. · tornadoweb.org, 7 Oct 2026
- Components
- Tornado includes a web framework, client- and server-side HTTP implementations, and an asynchronous networking library. · tornadoweb.org, 7 Oct 2026
- Cookie security detail
- Signed cookies provide integrity but not confidentiality, so their contents remain visible to users. · tornadoweb.org, 7 Oct 2026
- Deployment
- Tornado supplies its own HTTPServer and is started by running an application entry point that starts the server. · tornadoweb.org, 7 Oct 2026
- License
- Tornado is available under the Apache License, Version 2.0. · tornadoweb.org, 7 Oct 2026
- Linux and macOS
- Tornado is designed for Unix-like platforms and performs best on systems with epoll, kqueue, or /dev/poll support. · tornadoweb.org, 7 Oct 2026
- Long connections
- Its non-blocking network I/O can scale to tens of thousands of open connections, supporting use cases such as long polling and WebSockets. · tornadoweb.org, 7 Oct 2026
- Security features
- Tornado supports signed cookies and includes built-in cross-site request forgery protection that can be enabled with the xsrf_cookies setting. · tornadoweb.org, 7 Oct 2026
- Support
- The project directs users to its developer mailing list for discussion and its GitHub issue tracker for bug reports. · tornadoweb.org, 7 Oct 2026
- What it is
- Tornado is a Python web framework and asynchronous networking library. · tornadoweb.org, 7 Oct 2026
- Windows limitation
- Tornado runs on Windows, but Windows is not officially supported or recommended for production, and some features such as multi-process mode are missing. · tornadoweb.org, 7 Oct 2026
Where Tornado stands on Freedom251
- Web Server Software#22 of 36