High-performance HTML5 parser for Ruby based on Lexbor, with support for both CSS selectors and XPath.

LZ4-frame library for Python (via C bindings)

Simple interface to libmagic for Ruby Programming Language

Python implementation of the AUTOSAR E2E Protocol

Python wrapper extension for C Whirlpool digest reference implementation.

dasae-headers: A modern extension language for safer and more productive C programming

converts adx to wav

A hardware monitoring project that provides high-performance tools, Python libraries, and C++ header files for retrieving and displaying detailed hardware information.

a fast Python Avro library

Ultra Fast Python HTTP server written in pure C

A wrapper library for compatibility with projects written for the Windows API, where wchar_t size == 2 bytes on *nix platforms. Replaces libc, glibc functions using the wchar_t type.

An extension for PHP written in c to demonstrate the performance improvements in the numerical calculation.

This Repo contains all info about how to call the c function in python.

High-performance RLP encoder/decoder for PHP, written in C as a native extension. Fully compatible with Ethereum’s Recursive Length Prefix (RLP) specification. Offers 10–30x performance gains over pure PHP libraries like kornrunner/rlp.

Example code written in C for beginners

Ooura FFT front-end for Ruby

This is the practice of python c extension.

2-opt python library implemented in c

A Python Binding for PeakError

A Machine Learning repository containing implementations of common algorithms written as C Extensions to Python.