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

Protocol Buffers - Google's data interchange format

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

C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)

GoogleTest - Google Testing and Mocking Framework

A modern replacement for Redis and Memcached

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

Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

DOOM Open Source Release

Abseil Common Libraries (C++)

FoundationDB - the open source, distributed, transactional key-value store

Watches files and records, or triggers actions, when they change.

Frame profiler

Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with yo…

💻 C++ Functional Terminal User Interface. ❤️

A collection of C++ HTTP libraries including an easy to use HTTP server.

Bloaty: a size profiler for binaries

Create charts from the command line

Performance-portable, length-agnostic SIMD with runtime dispatch

A fast, small, safe, gradually typed embeddable scripting language derived from Lua

A dbg(…) macro for C++

Wangle is a framework providing a set of common client/server abstractions for building services in a consistent, modular, and composable way.

Warp speed Data Transfer (WDT) is an embeddedable library (and command line tool) aiming to transfer data between 2 systems as fast as possible over multiple TCP paths.

Facebook's branch of Apache Thrift, including a new C++ server.

Automatically identify anti-patterns in SQL queries

Resize images and animated GIFs in Go

Lightweight in-process concurrent programming

A GraphQL query parser in C++ with C and C++ APIs

A header only library for creating and validating json web tokens in c++

JSON NIFs for Erlang