Build voice and text devices for your Hermes Agent, with ESP32 firmware, a Linux client, and a desktop simulator.
Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation
Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications
Gaming meets modern C++ - a fast and reliable entity component system (ECS) and much more
Open Source Routing Machine - C++ backend
A Symbian OS/N-Gage emulator
π Modern C++ Tutorial: C++11 to C++26 On the Fly | https://changkun.de/modern-cpp/
nanobind: tiny and efficient C++/Python bindings
Improved version of the X-Ray Engine, the game engine used in the world-famous S.T.A.L.K.E.R. game series by GSC Game World. Join OpenXRay! ;)
Highly customizable TUI music player designed to be fast and lightweight
Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code
Optimized implementation for color-icon-matrix barcodes
Elements C++ GUI library
Real-time desktop glass for Dear ImGui using Win32, DirectX 11, DXGI Desktop Duplication, and HLSL.
Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum
Argument Parser for Modern C++
Tendis is a high-performance distributed storage system fully compatible with the Redis protocol.
Fast and exact implementation of the C++ from_chars functions for number types: 4x to 10x faster than strtod, part of GCC 12, MySQL, DuckDB, Chromium, Redis and WebKit/Safari
API and library for MAVLink compatible systems written in C++
FPTN VPN (Server + Desktop Client + FptnLibrary)
Fast, offline OCR for Node.js & C++. PP-OCRv6 with Core ML / WebGPU hardware acceleration β recognize text in images with confidence scores & coordinates. npm: @arcships/light-ocr
A fast & nimble SPV Server for BCH, BTC, and LTC
Fast, parallel 2D Delaunay triangulation using exact integer predicates
Static recompilation of the Sega 32X game Knuckles' Chaotix into native C++ (Windows/Linux/macOS/Android), with true widescreen. Bring your own ROM; no game data included.
Source code for the C++ 20 Masterclass on udemy
Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.
Table Maker for Modern C++
A fast & densely stored hashmap and hashset
std::tuple like methods for user defined types without any macro or boilerplate code
QtPass is a multi-platform GUI for pass, the standard unix password manager.
A single file C++ header-only PEG (Parsing Expression Grammars) library
A modern re-implementation of the classic DOS game Duke Nukem II
U++ is a C++ cross-platform rapid application development framework focused on programmer's productivity. It includes a set of libraries (GUI, SQL, Network etc.), and integrated development environment (TheIDE).
Customizable automatic UML diagram generator for C++ based on Clang.
Source code for the book Real-Time C++, by Christopher Kormanyos
A modern C++17/C++20 glTF 2.0 library focused on speed, correctness, and usability
The fastest feature-rich C++11/14/17/20/23 single-header testing framework
C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE, WebAssembly, VSX, RISC-V))
Parsing Expression Grammar Template Library
Vulkan & C++17 based Scene Graph Project
C++-based high-performance parallel environment execution engine (vectorized env) for general RL environments.
DART: Dynamic Animation and Robotics Toolkit
Lightweight Game Engine/Framework in C++17 with WYSIWYG Editor. Experimental C# bindings.
Robust and efficient coverage paths for autonomous agricultural vehicles. A modular and extensible Coverage Path Planning library
An OSGi-like C++ dynamic module system and service registry
A drop-anywhere C++ REPL
C++ header-only JSON library
match(it): A lightweight single-header pattern-matching library for C++17 with macro-free APIs.
Jinja2 C++ (and for C++) almost full-conformance template engine implementation
Serialization library written in C++17 - Pack C++ structs into a compact byte-array without any macros or boilerplate code
A modern framework for backend development based on io_uring Linux interface
span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library
Fast, convenient JSON serialization and parsing in C++
C++17 library for comfortable and efficient dynamic polymorphism
Yet Another Vulkan Engine
USACO 2026 Second Contest: Bronze, Silver and Gold problems explained, with verified C++17 solutions.
Easy to use C++17 HTTP Server with no compromise on performances. https://matt-42.github.io/lithium