Tornado is a Python web framework and asynchronous networking library that uses non-blocking I/O to handle tens of thousands of open connections. It is ideal for long-lived connections like WebSockets and long polling, and integrates directly with the standard library asyncio module.
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Retrieved 30/01/2026, confidence 90%.
Originally developed at FriendFeed, acquired by Facebook in 2009
Retrieved 30/01/2026, confidence 90%.
Originally developed at FriendFeed, acquired by Facebook in 2009