python / cpython

The Python programming language

cython / cython

The most widely used Python to C compiler

PyO3 / maturin

Build and publish crates with pyo3, cffi and uniffi bindings as well as rust binaries as python packages

facebookincubator / MetaPython

This is Meta's fork of the CPython runtime. The name "cinder" here is historical, see https://github.com/facebookincubator/cinderx for the Python extension / JIT compiler.

ariebovenberg / whenever

⏰ Type-safe datetimes for Python that get DST right. Rust or pure Python, your choice.

go-python / gopy

gopy generates a CPython extension module from a go package.

jelmer / dulwich

Pure-Python Git implementation

P403n1x87 / austin

Python frame stack sampler for CPython

pyrevitlabs / pyRevit

Rapid Application Development (RAD) Environment for Autodesk Revit®

ninia / jep

Embed Python in Java

can1357 / pon

Python 3.14, compiled to metal — JIT & AoT native compiler and runtime in Rust. Cranelift backend, ruff parser, Green Tea GC, byte-exact differential testing against CPython.

adafruit / Adafruit_Blinka

Add CircuitPython hardware API and libraries to MicroPython & CPython devices

scikit-build / scikit-build

Improved build system generator for CPython C, C++, Cython and Fortran extensions