Open source alternative to Proxyman and Charles

Generate types and converters from JSON, Schema, and GraphQL

JSON for Modern C++

A Model Context Protocol (MCP) server and CLI that provides tools for agent use when working on iOS and macOS projects.

Git with a cup of tea! Painless self-hosted all-in-one software development service, including Git hosting, code review, team collaboration, package registry and CI/CD

Public repository of the QuickJS Javascript Engine.

A minimalist math puzzle.

Test suites for Web platform specs — including WHATWG, W3C, and others

A URL parser for C

Home of the WebKit project, the browser engine used by Safari, Mail, App Store and many other applications on macOS, iOS and Linux.

Simple C library for parsing URLs with zero-copy and no mallocs.

A tiny C library for generating uuid4 strings

A C++ header-only HTTP/HTTPS server and client library

🔪 Strictly RFC 3986 compliant URI parsing and handling library written in C99; moved from SourceForge to GitHub

A C++17 cross-platform implementation for UUIDs

A minimal TCP/IP stack

Fully-featured HTTP(S) client and server in a single C file

Meta-programming for Swift, stop writing boilerplate code.

Plugin and runtime library for using protobuf with Swift

Protocol Buffers implementation in C

Ultralightweight JSON parser in ANSI C

Protocol Buffers with small code size

Java interopability support for Swift

IP addresses break, dial keys instead. Modular networking stack in Rust.

Voice-to-text app for macOS to transcribe what you say to text almost instantly

Docker image for building Go binaries with MinGW toolchain. Supports Windows on ARM!

Linux Kernel for Surface Devices

Custom coroutines implementation in GNU C

The world’s fastest framework for building websites.