Cpython Python Packages

xxhash

Python Binding for xxHash

cython

The most widely used Python to C compiler

dulwich

Pure-Python Git implementation

mmh3

Python extension for MurmurHash (MurmurHash3), a set of fast and robust hash functions.

maturin

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

whenever

⏰ Modern datetime library for Python

pyjson5

A JSON5 serializer and parser library for Python 3 written in Cython.

scikit-build

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

circuitpython-stubs

CircuitPython - a Python implementation for teaching coding with microcontrollers

marrow-mailer

A light-weight, modular, message representation and mail delivery framework for Python.

yapic-json

Ultra fast json encode / decode library for Python 3.5+

unpythonic

Supercharge your Python with parts of Lisp and Haskell. Py3.10-3.14.

reductable-params

A low level callback helper library for filtering and packing inspired by pluggy

jep

Embed Python in Java

pysweph

community fork of pyswisseph with documentation and upstream parity

rxml

A Python library to read xml files written in rust

karellen-llvm-lldb

Karellen Python LLVM Library

purerpc

Native, async Python gRPC client and server implementation supporting asyncio, uvloop, and trio

karellen-llvm-core-debug

Karellen Python LLVM Library

retracesoftware

First production-grade reverse debugger for CPython. Deterministic record and replay with backwards stepping in VS Code, more editors and a CLI coming.

karellen-llvm-clang

Karellen Python LLVM Library

pyntegrate

Use of native C code in Python using C Extensions

python-rsync

python binding to librsync

bengal-pounce

=^..^= Pounce — Free-threading-native ASGI server for Python 3.14+ with real thread parallelism and streaming-first I/O