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

Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies

GoogleTest - Google Testing and Mocking Framework

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

🚀 Coroutine-based concurrency library for PHP

Bullet Physics SDK: real-time collision detection and multi-physics simulation for VR, games, visual effects, robotics, machine learning etc.

Google's Operations Research tools:

Monero: the secure, private, untraceable cryptocurrency

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

Diablo devolved - magic behind the 1996 computer game

Light-weight system monitor for X, Wayland, and other things, too

My understanding of Unreal Engine 5's GameplayAbilitySystem plugin with a simple multiplayer sample project.

nghttp2 - HTTP/2 C Library and tools

C/C++ Performance Profiler

An Open Source Implementation of the Actor Model in C++

Mirror of Google Breakpad project

C++11 implementation of Socket.IO client

Header-only, event based, tiny and easy to use libuv wrapper in modern C++ - now available as also shared/static library!

Cross-platform C++11 header-only library for memory mapped file IO

High performance build system for Windows, OSX and Linux. Supporting caching, network distribution and more.

Official git repository for libdivide: optimized integer division

TensorFlow plugin for the Unreal Engine.

REST API plugin for Unreal Engine 4 - we love restfull backend and JSON communications!

Prometheus Client Library for Modern C++

Socket.IO client plugin for the Unreal Engine.

C++11/14/17 std::optional with functional-style extensions and reference support

Diablo for the Nintendo Switch

Unreal Engine 5 Git LFS 2 Source Control Plugin (beta)

Oxygine is C++ engine and framework for 2D games on iOS, Android, Windows, Linux and Mac

ACE and TAO