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

Protocol Buffers - Google's data interchange format

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

Collection of various algorithms in mathematics, machine learning, computer science and physics implemented in C++ for educational purposes.

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

An open-source C++ library developed and used at Facebook.

SRS is a simple, high-performance, AI-driven real-time media server supporting RTMP, WebRTC, HLS, HTTP-FLV, HTTP-TS, SRT, MPEG-DASH, and GB28181, with codec support for H.264, H.265, AV1, VP9, AAC,…

📚 Modern C++ Tutorial: C++11 to C++26 On the Fly | https://changkun.de/modern-cpp/

A modern, C++-native, test framework for unit-tests, TDD and BDD - using C++14, C++17 and later (C++11 support is in v2.x branch, and C++03 on the Catch1.x branch)

An open source smart contract platform

Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations wit…

🌱Light and powerful C++ web framework for highly scalable and resource-efficient web application. It's zero-dependency and easy-portable.

The C++ REST SDK is a Microsoft project for cloud-based client-server communication in native code using a modern asynchronous C++ API design. This project aims to help C++ developers connect to an…

A C++ High Performance Web Server

Open Source Routing Machine - C++ backend

LiteIDE is a simple, open source, cross-platform Go IDE.

C++ websocket client/server library

Cutting Edge WebRTC Video Conferencing

C++ implementation of the Google logging module

Flax Engine – multi-platform 3D game engine

Open-source engine for Heroes of Might and Magic III

Algorithms & Data structures in C++.

Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU

HTTP and WebSocket built on Boost.Asio in C++11

C++高性能分布式服务器框架,webserver,websocket server,自定义tcp_server（包含日志模块，配置模块，线程模块，协程模块，协程调度模块，io协程调度模块，hook模块，socket模块，bytearray序列化，http模块，TcpServer模块，Websocket模块，Https模块等, Smtp邮件模块, MySQL, SQLite3, ORM,Red…

high-performance rendering backend (C++, Python, C#, Java)

A powerful free cross-platform RTS game engine. - Report issues at https://springrts.com/mantis/

Lecture notes, projects and other materials for Course 'CS219 Advanced Programming' at Southern University of Science and Technology.

Google Earth Enterprise - Open Source

Simple, light-weight and easy-to-use asynchronous components