High-performance ASGI framework — drop-in FastAPI replacement. 8.7x faster routing, 9.4x faster JSON, radix tree router, compiled DI, uvloop, msgspec.
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Updated
Apr 22, 2026 - Python
High-performance ASGI framework — drop-in FastAPI replacement. 8.7x faster routing, 9.4x faster JSON, radix tree router, compiled DI, uvloop, msgspec.
PyIsolate is a multi-tenant Python execution fabric built on free-threaded CPython, where subinterpreters become cheap, parallel execution cells and policy/runtime machinery makes them operationally usable.
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