Open-Awesome
CategoriesAlternativesStacksSelf-HostedExplore
Open-Awesome

© 2026 Open-Awesome. Curated for the developer elite.

TermsPrivacyAboutGitHubRSS
  1. Home
  2. Stacks
  3. C++
C

C++

Language
3036 projects9201.8k total stars1732.3k total forks70 languages

Open-source projects built with C++

There are currently 3036 open-source projects built with C++, with a combined total of 9201.8k GitHub stars. The most common language among these projects is C++.

Showing 3,036 open-source projects · page 30 of 85

……
Community-curated · Updated weekly · 100% open source

Found a gem we're missing?

Open-Awesome is built by the community, for the community. Submit a project, suggest an awesome list, or help improve the catalog on GitHub.

Submit a projectStar on GitHub
OpenCover
OpenCoverOpenCover/opencover

A code coverage tool for .NET 2+ on Windows, supporting 32/64-bit processes with branch and sequence point coverage.

1.3k244C++
4 years ago
Realm
Realmrealm/realm-dotnet

A mobile-first database for .NET that replaces SQLite and ORMs with a fast, object-oriented data layer.

1.3k176C#
7 months ago
Mach7
Mach7solodon4/Mach7

A functional programming style pattern-matching library for C++ that provides user-definable patterns and open class hierarchies.

1.3k76C++
4 years ago
Otp.NET
Otp.NETkspearrin/Otp.NET

A .NET library for generating and validating TOTP and HOTP codes, commonly used for two-factor authentication.

1.3k180C#
9 months ago
WTelegramClient
WTelegramClientwiz0u/WTelegramClient

A C#/.NET library for interacting with Telegram's MTProto API, enabling programmatic user account control and full client functionality.

1.3k192C#
17 days ago
Horizon EDA
Horizon EDAhorizon-eda/horizon

An open-source Electronic Design Automation package for integrated PCB design from schematic entry to gerber export.

1.3k102C
7 days ago
fragattacks
fragattacksvanhoefm/fragattacks

A tool to test Wi-Fi clients and access points for fragmentation and aggregation vulnerabilities affecting all protected Wi-Fi networks.

1.3k189C
1 year ago
sparsepp
sparseppgreg7mdp/sparsepp

A fast, memory-efficient hash map implementation for C++ with minimal memory overhead during resizing.

1.3k127C++
2 months ago
depth_clustering
depth_clusteringPRBonn/depth_clustering

Fast and robust algorithm for segmenting Velodyne LiDAR point clouds into objects for autonomous driving applications.

1.3k380C++
4 years ago
API without Secrets: Introduction to Vulkan
API without Secrets: Introduction to VulkanGameTechDev/IntroductionToVulkan

Source code examples for the 'API without Secrets: Introduction to Vulkan' tutorial series.

1.3k209C++
3 years ago
WPILib
WPILibwpilibsuite/allwpilib

Core libraries for creating robot programs for the FIRST Robotics Competition roboRIO.

1.3k728C++
2 days ago
sist2
sist2sist2app/sist2

A fast, multi-threaded file system indexer and search tool with a web interface, supporting text/metadata extraction, thumbnails, OCR, and incremental scanning.

1.3k78C
9 days ago
utf8proc
utf8procJuliaStrings/utf8proc

A clean C library for Unicode normalization, case-folding, and UTF-8 processing.

1.3k176C
1 month ago
Parselmouth
ParselmouthYannickJadoul/Parselmouth

A Python library that provides direct, Pythonic access to Praat's speech processing algorithms from within Python.

1.3k131C++
14 days ago
SDLPoP
SDLPoPNagyD/SDLPoP

An open-source port of the classic DOS game Prince of Persia, built on SDL with modern enhancements and mod support.

1.3k166C
8 months ago
CZMQ
CZMQzeromq/czmq

A high-level C binding for ZeroMQ that provides a simpler API, actor framework, and security tools.

1.3k541C
4 months ago
TerraBrush
TerraBrushspimort/TerraBrush

A GDExtension terrain heightmap editor for Godot 4.5 featuring sculpting, texture painting, LOD, and MultiZones.

1.3k66C++
7 days ago
DebugViewPP
DebugViewPPCobaltFusion/DebugViewPP

A Windows application for collecting, viewing, and filtering logs from various sources like OutputDebugString, files, sockets, and ADB.

1.3k174C++
4 months ago
hyperpose
hyperposetensorlayer/hyperpose

A library for building high-performance custom human pose estimation applications with real-time inference and flexible model development.

1.3k271Python
3 years ago
rovio
rovioethz-asl/rovio

A robust visual-inertial odometry framework for real-time motion estimation using cameras and IMUs.

1.3k520C++
2 days ago
zmq4
zmq4pebbe/zmq4

A Go language binding for ZeroMQ version 4, providing network communication patterns for distributed systems.

1.3k173Go
1 year ago
SmartFormat
SmartFormataxuno/SmartFormat

A lightweight C# text templating library with named placeholders, lists, localization, and pluralization.

1.3k103C#
4 days ago
SmartFormat.NET
SmartFormat.NETscottrippey/SmartFormat.NET

A lightweight C# text templating library with named placeholders, lists, localization, and pluralization.

1.3k103C#
4 days ago
WebXR Export
WebXR ExportDe-Panther/unity-webxr-export

A Unity package for developing and exporting WebXR experiences (AR/VR) to WebGL with full WebXR API integration.

1.3k142JavaScript
23 days ago
implot3d
implot3dbrenocq/implot3d

A high-performance immediate mode 3D plotting library for Dear ImGui, offering GPU-accelerated rendering of lines, surfaces, and meshes.

1.3k81C++
29 days ago
Clevis
Clevislatchset/clevis

A pluggable framework for automated decryption of data and unlocking of LUKS volumes using pins like Tang, TPM2, and PKCS#11.

1.3k124Shell
1 month ago
Hoard
Hoardemeryberger/Hoard

A fast, scalable, and memory-efficient drop-in replacement for malloc that improves performance of multithreaded applications on multicore systems.

1.3k139C++
1 month ago
Roc Toolkit
Roc Toolkitroc-streaming/roc-toolkit

A toolkit for real-time audio streaming over the network with guaranteed latency and packet loss recovery.

1.2k242C++
11 days ago
FsCheck
FsCheckfscheck/FsCheck

A property-based testing library for .NET that automatically generates random test cases to verify program specifications.

1.2k163F#
15 days ago
SMAC3
SMAC3automl/SMAC3

A versatile Bayesian optimization package for hyperparameter optimization of machine learning algorithms.

1.2k245Python
3 days ago
OpenSpades
OpenSpadesyvt/openspades

An open-source, cross-platform client for Ace of Spades 0.75, offering enhanced graphics and audio via OpenGL/AL.

1.2k231C++
2 years ago
dtaidistance
dtaidistancewannesm/dtaidistance

A Python library with fast C implementations for computing Dynamic Time Warping and other time series distances.

1.2k191Python
2 months ago
Avian
AvianReadyTalk/avian

A lightweight Java Virtual Machine and class library for building self-contained applications.

1.2k172C++
5 years ago
Vortice.Windows
Vortice.Windowsamerkoleci/Vortice.Windows

Modern .NET bindings for Direct3D12, Direct3D11, Direct2D, XAudio, and other Windows multimedia APIs.

1.2k92C
2 days ago
Open Office
Open Officeapache/openoffice

A full-featured, open-source office productivity suite supporting word processing, spreadsheets, presentations, and more.

1.2k373C++
3 days ago
MxEngine
MxEngineasc-community/MxEngine

An educational modern-C++ 3D game engine with deferred PBR, physics, audio, and a runtime editor.

1.2k73C++
2 years ago
1
29
30
31
85