Trending repositories

601.PDAL / PDAL

PDAL is Point Data Abstraction Library. GDAL for point cloud data.

602.symengine / symengine

SymEngine is a fast symbolic manipulation library, written in C++

• math
• computer-algebra
• c-plus-plus

603.inspircd / inspircd

A high-performance Internet Relay Chat (IRCv3) server for UNIX-like and Windows systems

• inspircd
• c-plus-plus
• irc-server
• ircv3
• ircd
• irc
• +2 more

604.nCine / nCine

A cross-platform 2D game engine

• cpp11
• game-engine
• game-engine-2d
• game-development
• opengl
• real-time
• +13 more

605.simpleble / simpleble

SimpleBLE - the all-in-one Bluetooth library for MacOS, iOS, Windows, Linux and Android.

• windows
• linux
• macos
• driver
• bluetooth
• cpp
• +11 more

606.gromacs / gromacs

Public/backup repository of the GROMACS molecular simulation toolkit. Please do not mine the metadata blindly; we use https://gitlab.com/gromacs/gromacs for code review and issue tracking.

607.grayj / Jedi-Academy

Star Wars Jedi Knight: Jedi Academy

608.JekSun97 / gdTree3D

🌳 Plugin for procedural generation of 3D trees of varying complexity for Godot Engine.

• godot
• godot-addon
• godot-engine
• godot-plugin
• godot4
• tree
• +2 more

609.xtaci / algorithms

Algorithms & Data structures in C++.

610.hanickadot / compile-time-regular-expressions

Compile Time Regular Expression in C++

• regular-expression
• cpp17
• cpp20
• header-only
• constexpr
• compile-time
• +3 more

611.ggerganov / imtui

ImTui: Immediate Mode Text-based User Interface C++ Library

• ui
• tui
• text
• user-interface

612.ChunelFeng / CGraph

Translated【A common used C++ & Python DAG framework】 A general-purpose, third-party-dependency-free, cross-platform parallel computing framework based on flow graphs, listed in awesome-cpp. Welcome to star & fork & discuss

• dag
• workflow
• taskflow
• pipeline
• graph
• ai
• +2 more

613.microsoft / snmalloc

Message passing based allocator

• allocator
• malloc
• memory-allocator

614.max0x7ba / atomic_queue

C++14 concurrent lock-free low-latency queue.

• lock-free
• lockfree
• atomics
• queue
• multithreading
• low-latency
• +14 more

615.alexliniger / MPCC

Model Predictive Contouring Controller (MPCC) for Autonomous Racing

616.tunabrain / tungsten

High performance physically based renderer in C++11

617.flexible-collision-library / fcl

Flexible Collision Library

• collision
• collision-detection

618.boostorg / asio

Boost.org asio module

619.Tessil / robin-map

C++ implementation of a fast hash map and hash set using robin hood hashing

• c-plus-plus
• cpp
• hash-map
• data-structures
• header-only
• hash-table

620.fenrus75 / powertop

The Linux PowerTOP tool -- please post patches to the mailing list instead of using github pull requests

621.tklengyel / drakvuf

DRAKVUF Black-box Binary Analysis

• malware-analysis
• virtualization
• xen
• introspection

622.brenocq / implot3d

Immediate Mode 3D Plotting

• gui
• imgui
• plot
• plotting
• plotting-library
• ui
• +1 more

623.colobot / colobot

Source code of open-source Colobot: Gold Edition project developed by Epsitec and TerranovaTeam

• game
• programming
• colobot
• colobot-gold

624.SpacehuhnTech / DeauthDetector

Detect deauthentication frames using an ESP8266

• arduino
• esp8266
• deauth
• attack
• deauthentication
• disassociation
• +6 more

625.mariusbancila / stduuid

A C++17 cross-platform implementation for UUIDs

• uuids
• cpp17
• cpp
• proposal
• library

626.Nicoshev / rapidhash

Very fast, high quality, platform-independent hashing algorithm.

627.eliemichel / WebGPU-Cpp

A single-file zero-overhead C++ idiomatic wrapper for WebGPU native

628.biologist79 / ESPuino

RFID-controlled musicplayer powered by ESP32

• esp32
• i2s
• i2s-audio
• mqtt
• mqtt-smarthome
• neopixel-ring
• +11 more

629.mozilla / DeepSpeechArchived

DeepSpeech is an open source embedded (offline, on-device) speech-to-text engine which can run in real time on devices ranging from a Raspberry Pi 4 to high power GPU servers.

• deep-learning
• machine-learning
• neural-networks
• tensorflow
• speech-recognition
• speech-to-text
• +4 more

630.alibaba / weex

A framework for building Mobile cross-platform UI

• mobile
• android
• ios
• weex
• web
• sdk

631.VowpalWabbit / vowpal_wabbit

Vowpal Wabbit is a machine learning system which pushes the frontier of machine learning with techniques such as online, hashing, allreduce, reductions, learning2search, active, and interactive learning.

• c-plus-plus
• machine-learning
• online-learning
• contextual-bandits
• reinforcement-learning
• active-learning
• +2 more

632.Squirrel / Squirrel.Windows

An installation and update framework for Windows desktop apps

• windows
• squirrel
• c-sharp
• installer

633.leela-zero / leela-zero

Go engine with no human-provided knowledge, modeled after the AlphaGo Zero paper.

634.cinder / Cinder

Cinder is a community-developed, free and open source library for professional-quality creative coding in C++.

635.arrayfire / arrayfire

ArrayFire: a general purpose GPU library.

• arrayfire
• c-plus-plus
• gpu
• cuda
• opencl
• gpgpu
• +5 more

636.nem0 / LumixEngine

3D C++ Game Engine - yet another open source game engine

• game-engine
• game-development
• data-oriented-design
• editor
• entity-component-system
• 3d-game-engine
• +2 more

637.bloomberg / blazingmq

A modern high-performance open source message queuing system

• distributed-systems
• message-queue
• messaging
• middleware
• queue
• queues
• +1 more

638.protobuf-c / protobuf-c

Protocol Buffers implementation in C

639.ethz-asl / maplab

A Modular and Multi-Modal Mapping Framework

• mapping
• slam
• not-matlab

640.microsoft / DirectXTK

The DirectX Tool Kit (aka DirectXTK) is a collection of helper classes for writing DirectX 11.x code in C++

• microsoft
• directx
• directx-11
• cpp-library
• graphics
• xbox
• +3 more

641.ezEngine / ezEngine

An open source C++ game engine.

• gamedev
• game-engine
• 3d-game-engine
• 3d-graphics
• c-plus-plus

642.strukturag / libde265

Open h.265 video codec implementation.

643.hku-mars / loam_livox

A robust LiDAR Odometry and Mapping (LOAM) package for Livox-LiDAR

• loam
• livox-lidar

644.jeremy-rifkin / cpptrace

Simple, portable, and self-contained stacktrace library for C++11 and newer

• backtrace
• debugging
• diagnostics
• stacktrace

645.2shady4u / godot-sqlite

GDExtension wrapper for SQLite (Godot 4.x+)

• godot
• godotengine
• gamedev
• sqlite
• godot-plugin
• godot-addon

646.ridiculousfish / libdivide

Official git repository for libdivide: optimized integer division

647.ToruNiina / toml11

TOML for Modern C++

• toml
• c-plus-plus-11
• c-plus-plus
• parser
• serializer
• c-plus-plus-14
• +4 more

648.s00500 / ESPUI

A simple web user interface library for ESP32 and ESP8266

• iot
• esp32
• arduino
• arduino-library
• webinterface
• javascript
• +13 more

649.numpy / x86-simd-sort

C++ template library for high performance SIMD based sorting algorithms

• argsort
• avx2
• avx512
• quickselect
• quicksort
• sort
• +2 more

650.hjwdzh / QuadriFlow

QuadriFlow: A Scalable and Robust Method for Quadrangulation

• quadriflow
• quad
• remeshing
• quadrangulation
• geometry

651.p4lang / p4c

P4_16 reference compiler

• p4
• p4c
• p4language
• p4lang

652.MediaArea / MediaInfoLib

Convenient unified display of the most relevant technical and tag data for video and audio files.

• mediainfo
• mediainfolib
• video
• audio
• metadata

653.avaneev / lzav

Fast In-Memory Data Compression Algorithm (header-only C/C++) 540+MB/s compress, 3000+MB/s decompress, ratio% better than LZ4, Snappy, and Zstd@--1

• data-compression
• lz77
• compression
• compression-algorithm
• compress
• compressor
• +13 more

654.spacehuhn / PacketMonitor32

ESP32 Packet Monitor + SD card!

655.raceintospace / raceintospace

This is the GitHub home of Race Into Space, the computer version of the Liftoff! board game by Fritz Bronner. It was developed by Strategic Visions and published by Interplay as a disk-based game in 1993 and a CD-ROM in 1994. It was open-sourced in 2005 and a number of improvements have been made over the original.

• lunar
• lunar-lander
• moon
• probe
• race
• satellite
• +1 more

656.Alinshans / MyTinySTL

Achieve a tiny STL in C++11

• stl
• data-structure
• algorithm
• cpp
• cpp-library
• cpp11

657.android / ndk-samples

Android NDK samples with Android Studio

658.liuliu / ccv

C-based/Cached/Core Computer Vision Library, A Modern Computer Vision Library

659.emcrisostomo / fswatch

A cross-platform file change monitor with multiple backends: Apple macOS File System Events, *BSD kqueue, Solaris/Illumos File Events Notification, Linux inotify and fanotify, Microsoft Windows and a stat()-based backend.

• event-notifications
• change-monitor
• fswatch
• kqueue
• inotify
• solaris
• +3 more

660.dpilger26 / NumCpp

C++ implementation of the Python Numpy library

• python
• numpy
• c-plus-plus
• numerical-analysis
• scientific-computing
• algorithms
• +3 more

661.oclint / oclint

A static source code analysis tool to improve quality and reduce defects for C, C++ and Objective-C

662.RainerKuemmerle / g2o

g2o: A General Framework for Graph Optimization

• g2o
• slam
• c-plus-plus
• graph-optimization
• cpp

663.meta / fbthrift

Meta's Thrift implementation: cross-language serialization and high-performance async RPC

664.teeworlds / teeworlds

A retro multiplayer shooter

• teeworlds
• game
• multiplayer
• c
• c-plus-plus
• windows
• +4 more

665.KomputeProject / kompute

General purpose GPU compute framework built on Vulkan to support 1000s of cross vendor graphics cards (AMD, Qualcomm, NVIDIA & friends). Blazing fast, mobile-enabled, asynchronous and optimized for advanced GPU data processing usecases. Backed by the Linux Foundation.

• vulkan
• vulkan-compute
• vulkan-example
• vulkan-tutorial
• vulkan-demos
• vulkan-compute-tutorial
• +10 more

666.TileDB-Inc / TileDB

The Universal Storage Engine

• tiledb
• arrays
• storage-engine
• scientific-computing
• data-analysis
• hdfs
• +7 more

667.KDAB / GammaRay

GammaRay is a tool to poke around in a Qt-application and also to manipulate the application to some extent.

• kdab
• qt

668.bloomberg / bde

Basic Development Environment - a set of foundational C++ libraries used at Bloomberg.

• allocators
• cpp-library
• cpp
• cpp11
• polymorphic-allocators

669.martinus / nanobench

Simple, fast, accurate single-header microbenchmarking functionality for C++11/14/17/20

• benchmark
• cpp
• microbenchmark
• single-header
• single-header-lib
• single-file
• +2 more

670.sail-sg / envpool

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

• reinforcement-learning
• parallel-processing
• cpp17
• pybind11
• reinforcement-learning-environments
• threadpool
• +10 more

671.brainboxdotcc / DPP

C++ Discord API Bot Library - D++ is Lightweight and scalable for small and huge bots!

• cpp
• discord
• discord-bot
• library
• linux
• ssl
• +14 more

672.jtv / libpqxx

The official C++ client API for PostgreSQL.

• postgresql
• postgres
• cplusplus
• cplusplus-17
• databases
• cplusplus-20
• +1 more

673.runestubbe / Crinkler

Crinkler is an executable file compressor (or rather, a compressing linker) for compressing small 32-bit Windows demoscene executables. As of 2026, it is the most widely used tool for compressing 1k/4k/8k intros.

674.Siv3D / OpenSiv3D

C++20 framework for creative coding 🎮🎨🎹 / Cross-platform support (Windows, macOS, Linux, and the Web)

• game-engine
• gamedev
• game-developement
• cpp
• cpp20
• c-plus-plus
• +2 more

675.aappleby / metroboy

A repository of gate-level simulators and tools for the original Game Boy.

• verilog
• gameboy
• gameboy-emulator
• simulator
• emulator
• hdl

676.vincentlaucsb / csv-parser

A modern C++ CSV parser and serializer that doesn't make you choose between ease of use or performance.

• csv
• parser
• json
• tab-separated
• csv-parser
• statistics
• +5 more

677.mikesart / gpuvis

GPU Trace Visualizer

678.ros-perception / image_pipeline

An image processing pipeline for ROS.

• ros
• c-plus-plus
• python
• image-processing

679.software-mansion / react-native-audio-api

High-performance audio engine for react-native

• api
• audio
• music
• react-native
• web
• javascript
• +8 more

680.tenzir / tenzir

Tenzir is the data pipeline engine for security teams.

• incident-response
• threathunting
• siem
• soc
• security
• dataops
• +9 more

681.wildmeshing / fTetWild

Fast Tetrahedral Meshing in the Wild

682.webgpu-native / webgpu-headers

webgpu.h - C version of the JS API, for both native and Wasm. A multi-vendor standard between Dawn/Emdawnwebgpu and wgpu-native. Designed primarily for binding into higher-level languages.

683.bondagit / aes67-linux-daemon

AES67 Linux Daemon with configuration WebUI

• aes67
• audio
• rtp-streaming
• rtp
• audio-over-ip

684.auto-differentiation / xad

The fastest automatic differentiation library for C++, with Python bindings. Forward, adjoint and higher-order derivatives, checkpointing, Eigen support and JIT. Reproducible benchmarks against CppAD, Adept and autodiff.

• automatic-differentiation
• aad
• algorithmic-differentiation
• autodiff
• adjoint
• cpp
• +13 more

685.ad-freiburg / loom

Software suite for the automated generation of geographically correct or schematic transit maps.

686.spmn / vlc-win10smtc

Integrate VLC Media Player with Windows System Media Transport Controls (SMTC)

• vlc
• plugin
• smtc
• media

687.rethinkdb / rethinkdb

The open-source database for the realtime web.

688.OpenGenus / cosmos

World's largest Contributor driven code dataset | Used in Quark Search Engine, @OpenGenus IQ, OpenGenus Visual Project

• opengenus
• algorithm
• datastructures
• library
• offline-app
• interview-questions
• +9 more

689.boostorg / beast

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

• boost
• c-plus-plus-11
• websocket
• websocket-client
• websocket-server
• http
• +14 more

690.TTimo / doom3.gpl

Doom 3 GPL source release

691.mapnik / mapnik

Mapnik is an open source toolkit for developing mapping applications

• mapnik
• c-plus-plus
• mapping
• cartography
• gis
• wiki
• +3 more

692.p-ranav / indicators

Activity Indicators for Modern C++

• header-only
• mit-license
• activity-indicator
• terminal-colors
• lightweight
• library
• +14 more

693.stevenlovegrove / Pangolin

Pangolin is a lightweight portable rapid development library for managing OpenGL display / interaction and abstracting video input.

694.HKUST-Aerial-Robotics / A-LOAM

Advanced implementation of LOAM

• loam
• lidar
• slam

695.lvandeve / lodepng

PNG encoder and decoder in C and C++.

696.koide3 / hdl_graph_slam

3D LIDAR-based Graph SLAM

• ros
• slam
• lidar
• velodyne
• hdl-graph-slam
• point-cloud
• +1 more

697.vshymanskyy / TinyGSM

A small Arduino library for GSM modules, that just works

• gprs
• lte
• arduino
• blynk
• mqtt
• neoway
• +13 more

698.zeroc-ice / ice

All-in-one solution for creating networked applications with RPC, pub/sub, server deployment, and more.

• rpc
• ice
• zeroc
• rpc-framework
• hacktoberfest

699.MRPT / mrpt

:zap: The Mobile Robot Programming Toolkit (MRPT)

• mrpt
• c-plus-plus
• mobile-robotics
• slam
• autonomous-driving
• computer-vision
• +7 more

700.taocpp / PEGTL

Parsing Expression Grammar Template Library

• peg
• header-only
• cpp
• parsing
• cpp17
• cpp11
• +7 more