nanobind 3.0 released with new split-mode distribution model

wenzeljakob · x · 2026-08-22

nanobind 3.0.0 is now available on PyPI, introducing 'split mode' to solve binary wheel distribution challenges. The new model splits extensions into a frontend and a backend, allowing the backend to be optimized for specific Python versions for performance. This addresses the wheel matrix problem without the performance penalties or version limitations associated with Python's stable ABI.

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