Python 3.13.3 Released April 2025 -

This release is recommended for all production environments currently running Python 3.13, as it addresses several regressions identified in the earlier 3.13.0–3.13.2 cycle and resolves potential memory leak issues within the new sub-interpreter implementation.

While 3.13.3 is a maintenance release, it serves as the most stable platform to date for the revolutionary features that define the 3.13 lifecycle: python 3.13.3 released april 2025

The primary focus of the April 2025 update is refinement. Developers upgrading to 3.13.3 benefit from: This release is recommended for all production environments