Godot Engine – Multi-platform 2D and 3D game engine

Protocol Buffers - Google's data interchange format

A library that provides an embeddable, persistent key-value store for fast storage.

The open-source database for the realtime web.

Emscripten: An LLVM-to-WebAssembly Compiler

Cloud-native high-performance edge/middle/service proxy

FlatBuffers: Memory Efficient Serialization Library

Kodi is an award-winning free and open source home theater/media center software and entertainment hub for digital media. With its beautiful interface and powerful skinning engine, it's available f…

Open source simulator for autonomous vehicles built on Unreal Engine / Unity, from Microsoft AI & Research

Apache Arrow is a multi-language toolbox for accelerated data interchange and in-memory processing

🥑 ArangoDB is a native multi-model database with flexible data models for documents, graphs, and key-values. Build high performance applications using a convenient SQL-like query language or JavaSc…

Tiny cross-platform webview library for C/C++. Uses WebKit (GTK/Cocoa) and Edge WebView2 (Windows).

Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more

Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.

Cloud Native Runtime Security

An open source, turn-based strategy game with a high fantasy theme.

A cross-platform file change monitor with multiple backends: Apple OS X File System Events, *BSD kqueue, Solaris/Illumos File Events Notification, Linux inotify, Microsoft Windows and a stat()-base…

2D physics engine for games

rTorrent BitTorrent client

The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C++, C#, JavaScript, and TypeScript

[ARCHIVED] Contents migrated to monorepo: https://github.com/Kurento/kurento

Tomahawk, the multi-source music player

Direct Sparse Odometry

QUIC, a multiplexed stream transport over UDP

A map representation based on 3D segments

SMAA is a very efficient GPU-based MLAA implementation (DX9, DX10, DX11 and OpenGL), capable of handling subpixel features seamlessly, and featuring an improved and advanced pattern detection & han…

JSON NIFs for Erlang

simple, lightweight message queue

WhatsApp protocol implementation for libpurple (pidgin)

A short and sweet WebSocket client for C++