H2O - the optimized HTTP/1, HTTP/2, HTTP/3 server

A completely-from-scratch hobby operating system: bootloader, kernel, drivers, C library, and userspace including a composited graphical UI, dynamic linker, syntax-highlighting text editor, network…

Asynchronous HTTP client/server framework for asyncio and Python

A computer algebra system written in pure Python

CoreNLP: A Java suite of core NLP tools for tokenization, sentence segmentation, NER, parsing, coreference, sentiment analysis, etc.

Heavily optimized library for DEFLATE/zlib/gzip compression and decompression

A dialect of Lisp that's embedded in Python

Language Savant. If your repository's language is being reported incorrectly, send us a pull request!

A simple BDD testing framework for Python

A vintage 1980s DOS inspired Twitter Bootstrap theme

Higher level programming in C

Represent large sets and maps compactly with finite state transducers.

Magnificent app which corrects your previous console command.

Code samples for my book "Neural Networks and Deep Learning"

Simple and portable (but not inflexible) GUI library in C that uses the native GUI technologies of each platform it supports.

Modern HTTP benchmarking tool

A Python binding for the Hoedown Markdown library.

Makes you a Rockstar C++ Programmer in 2 minutes

Macros in Python: quasiquotes, case classes, LINQ and more!

Python interface for libuv

Functional programming in Python: implementation of missing features to enjoy FP

A minimal C runtime for Linux i386 & x86_64

A general-purpose dataflow programming language based on Python, written in Python

Go-style concurrency in C

Plaid text editor. Perfect for hipsters

Redis client for Python asyncio (PEP 3156)

Python 2.6+/3.1+ XMPP Library

A single-header ANSI C gui library

Debugger capable of attaching to and injecting code into python processes.

A work-in-progress JIT-powered regex engine