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#c-plus-plus

Open source repositories tagged with #c-plus-plus, ranked by health score.

qmk
qmk/qmk_firmware
C
99
health

Open-source keyboard firmware for Atmel AVR and Arm USB families

20.4k
Loki-Astari
Loki-Astari/ThorsAnvil
C++
90
health

C++ Modern Web-Libraries Mug Server, Mongo, Slack

319
OpenMW
OpenMW/openmw
C++
90
health

OpenMW is an open-source open-world RPG game engine that supports playing Morrowind. Main repo and issue tracker can be found here: https://gitlab.com/OpenMW/openmw/

6.3k
skift-org
skift-org/skift
C++
89
health

🥑 A modern delightful operating system (mirror)

3.0k
ZQuestClassic
ZQuestClassic/ZQuestClassic
C++
89
health

ZQuest Classic is a game engine for creating games similar to the original NES Zelda

538
AcademySoftwareFoundation
AcademySoftwareFoundation/OpenImageIO
C++
89
health

Reading, writing, and processing images in a wide variety of file formats, using a format-agnostic API, aimed at VFX applications.

2.3k
IOsonata
IOsonata/IOsonata
C
88
health

IOsonata multi-platform multi-architecture power & performance optimized software library for fast and easy IoT MCU firmware development. Object Oriented design, no board package to define, just pure plug & play any boards

89
stillwater-sc
stillwater-sc/universal
C++
88
health

Large collection of number systems providing custom arithmetic for mixed-precision algorithm development and optimization for AI, Machine Learning, Computer Vision, Signal Processing, CAE, EDA, control, optimization, estimation, and approximation.

495
Stellarium
Stellarium/stellarium
C++
88
health

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 your eyes, binoculars or a small telescope.

9.6k
WinMerge
WinMerge/winmerge
C++
88
health

WinMerge is an Open Source differencing and merging tool for Windows. WinMerge can compare both folders and files, presenting differences in a visual text format that is easy to understand and handle.

8.8k
PurpleI2P
PurpleI2P/i2pd
C++
88
health

🛡 I2P: End-to-End encrypted and anonymous Internet

4.1k
scylladb
scylladb/seastar
C++
88
health

High performance server-side application framework

9.2k
xournalpp
xournalpp/xournalpp
C++
87
health

Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.

14.8k
endless-sky
endless-sky/endless-sky
C++
87
health

Space exploration, trading, and combat game.

7.3k
BOINC
BOINC/boinc
C++
85
health

Open-source software for volunteer computing and grid computing.

2.4k
vcmi
vcmi/vcmi
C++
85
health

Open-source engine for Heroes of Might and Magic III

5.7k
casadi
casadi/casadi
C++
82
health

CasADi is a symbolic framework for numeric optimization implementing automatic differentiation in forward and reverse modes on sparse matrix-valued computational graphs. It supports self-contained C-code generation and interfaces state-of-the-art codes such as SUNDIALS, IPOPT etc. It can be used from C++, Python or Matlab/Octave.

2.2k
synfig
synfig/synfig
C++
82
health

This is the Official source code repository of Synfig Studio animation software

2.2k
OpenLoco
OpenLoco/OpenLoco
C++
82
health

An open source re-implementation of Chris Sawyer's Locomotion

1.7k
OPM
OPM/ResInsight
C++
81
health

3D viewer and post processing of reservoir models

208