changkun / modern-cpp-tutorial

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

luanti-org / luanti

Luanti (formerly Minetest) is an open source voxel game-creation platform with easy modding and game creation

skypjack / entt

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

Project-OSRM / osrm-backend

Open Source Routing Machine - C++ backend

doctest / doctest

The fastest feature-rich C++11/14/17/20/23 single-header testing framework

sz3 / libcimbar

Optimized implementation for color-icon-matrix barcodes

Neargye / magic_enum

Static reflection for enums (to string, from string, iteration) for modern C++, work with any enum type without any macro or boilerplate code

wjakob / nanobind

nanobind: tiny and efficient C++/Python bindings

cycfi / elements

Elements C++ GUI library

OpenXRay / xray-16

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! ;)

p-ranav / argparse

Argument Parser for Modern C++

Tencent / Tendis

Tendis is a high-performance distributed storage system fully compatible with the Redis protocol.

odygrd / quill

Ultra-low-latency asynchronous C++17 logging and metrics library for performance-critical applications

xtensor-stack / xsimd

C++ wrappers for SIMD intrinsics and parallelized, optimized mathematical functions (SSE, AVX, AVX512, NEON, SVE, WebAssembly, VSX, RISC-V))

Neargye / nameof

Nameof operator for modern C++, simply obtain the name of a variable, type, function, macro, and enum

rutura / The-C-20-Masterclass-Source-Code

Source code for the C++ 20 Masterclass on udemy

felixguendling / cista

Cista is a simple, high-performance, zero-copy C++ serialization & reflection library.

p-ranav / tabulate

Table Maker for Modern C++

taocpp / PEGTL

Parsing Expression Grammar Template Library

fastfloat / fast_float

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

EKA2L1 / EKA2L1

A Symbian OS/N-Gage emulator

vsg-dev / VulkanSceneGraph

Vulkan & C++17 based Scene Graph Project

sail-sg / envpool

C++-based high-performance parallel environment execution engine (vectorized env) for general RL environments.

martinus / unordered_dense

A fast & densely stored hashmap and hashset

boostorg / pfr

std::tuple like methods for user defined types without any macro or boilerplate code

dartsim / dart

DART: Dynamic Animation and Robotics Toolkit

IJHack / QtPass

QtPass is a multi-platform GUI for pass, the standard unix password manager.

yhirose / cpp-peglib

A single file C++ header-only PEG (Parsing Expression Grammars) library

rbfx / rbfx

Lightweight Game Engine/Framework in C++17 with WYSIWYG Editor. Experimental C# bindings.

lethal-guitar / RigelEngine

A modern re-implementation of the classic DOS game Duke Nukem II

ultimatepp / ultimatepp

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).

mavlink / MAVSDK

API and library for MAVLink compatible systems written in C++

Fields2Cover / Fields2Cover

Robust and efficient coverage paths for autonomous agricultural vehicles. A modular and extensible Coverage Path Planning library

bkryza / clang-uml

Customizable automatic UML diagram generator for C++ based on Clang.

CppMicroServices / CppMicroServices

An OSGi-like C++ dynamic module system and service registry

inspector-repl / inspector

A drop-anywhere C++ REPL

fptn-project / fptn

FPTN VPN (Server + Desktop Client + FptnLibrary)

ckormanyos / real-time-cpp

Source code for the book Real-Time C++, by Christopher Kormanyos

taocpp / json

C++ header-only JSON library

aaryansamanta / usaco-tripple-perfect

USACO 2026 Second Contest: Bronze, Silver and Gold problems explained, with verified C++17 solutions.

BowenFu / matchit.cpp

match(it): A lightweight single-header pattern-matching library for C++17 with macro-free APIs.

arcships / light-ocr

Fast, offline OCR for Node.js & C++. PP-OCRv6 with Core ML / WebGPU hardware acceleration — recognize text in images with confidence scores & coordinates. npm: @arcships/light-ocr

spnda / fastgltf

A modern C++17/C++20 glTF 2.0 library focused on speed, correctness, and usability

jinja2cpp / Jinja2Cpp

Jinja2 C++ (and for C++) almost full-conformance template engine implementation

p-ranav / alpaca

Serialization library written in C++17 - Pack C++ structs into a compact byte-array without any macros or boilerplate code

romange / helio

A modern framework for backend development based on io_uring Linux interface

nonstd-lite / span-lite

span lite - A C++20-like span for C++98, C++11 and later in a single-file header-only library

beached / daw_json_link

Fast, convenient JSON serialization and parsing in C++

kelbon / AnyAny

C++17 library for comfortable and efficient dynamic polymorphism

gan74 / Yave

Yet Another Vulkan Engine

cculianu / Fulcrum

A fast & nimble SPV Server for BCH, BTC, and LTC

Adolanium / hermes-gadget-sdk

Build voice and text devices for your Hermes Agent, with ESP32 firmware, a Linux client, and a desktop simulator.

itzender5820 / mousiki

Highly customizable TUI music player designed to be fast and lightweight

morishuz / delaunay32

Fast, parallel 2D Delaunay triangulation using exact integer predicates

YuutaTsubasa / ChaotixRecompiled

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.

poncippg-spec / liquidDX11

Real-time desktop glass for Dear ImGui using Win32, DirectX 11, DXGI Desktop Duplication, and HLSL.