#1
electron/electron
:electron: Build cross-platform desktop apps with JavaScript, HTML, and CSS
Stars 120759
Forks 17104C++ ecosystem
Best open source C++ repositories on GitHub
Browse fast-moving open source repositories across major programming languages and compare which ecosystems are producing the strongest developer momentum right now.
Engineering teams, founders, and developers who want a cleaner view than raw GitHub search.
Why This Matters
Language-specific rankings help teams compare tooling, frameworks, and infrastructure inside the ecosystem they actually use.
What To Look For
Prioritize repositories with recent maintenance, clear adoption signals, and a practical use case that matches your stack.
Best Fit
Engineering teams, founders, and developers who want a cleaner view than raw GitHub search.
How To Evaluate C++ Repositories
The goal is not to sort everything by lifetime stars. Good language pages should help you spot current leaders, breakout projects, and repos that are still shipping actively.
Use the repository detail pages to compare why a project is trending now, who it is for, and what alternatives may fit the same problem.
Related Language Guides
Top C++ Repositories Right Now
A practical shortlist of C++ repositories worth evaluating based on recent GitHub momentum.
#2
protocolbuffers/protobuf
Protocol Buffers - Google's data interchange format
Stars 71037
Forks 16090#3
ClickHouse/ClickHouse
ClickHouse® is a real-time analytics database management system
Stars 46703
Forks 8269#4
LadybirdBrowser/ladybird
Truly independent web browser
Stars 62151
Forks 2918#5
FreeCAD/FreeCAD
Official source code of FreeCAD, a free and opensource multiplatform 3D parametric modeler.
Stars 30087
Forks 5379#6
chromium/chromium
The official GitHub mirror of the Chromium source
Stars 23338
Forks 8756#7
ceph/ceph
Ceph is a distributed object, block, and file storage platform
Stars 16417
Forks 6351#8
PX4/PX4-Autopilot
PX4 Autopilot Software
Stars 11435
Forks 15249#9
dragonflydb/dragonfly
A modern replacement for Redis and Memcached
Stars 30299
Forks 1167#10
RPCS3/rpcs3
PlayStation 3 emulator and debugger
Stars 18462
Forks 2253#11
qgis/QGIS
QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)
Stars 13539
Forks 3393#12
TrinityCore/TrinityCore
TrinityCore Open Source MMO Framework (master = 12.0.1.66709, 3.3.5 = 3.3.5a.12340, cata classic = 4.4.2.60895)
Stars 10493
Forks 6292#13
esphome/esphome
ESPHome is a system to control your ESP32, ESP8266, BK72xx, RP2040 by simple yet powerful configuration files and control them remotely through Home Automation systems.
Stars 10822
Forks 5157#14
gcc-mirror/gcc
Stars 10824
Forks 4737#15
OpenRCT2/OpenRCT2
An open source re-implementation of RollerCoaster Tycoon 2 🎢
Stars 15429
Forks 1759#16
PCSX2/pcsx2
PCSX2 - The Playstation 2 Emulator
Stars 14659
Forks 1927#17
microsoft/react-native-windows
A framework for building native Windows apps with React.
Stars 17219
Forks 1194#18
OrcaSlicer/OrcaSlicer
G-code generator for 3D printers (Bambu, Prusa, Voron, VzBot, RatRig, Creality, etc.)
Stars 13172
Forks 1976#19
organicmaps/organicmaps
🍃 Organic Maps is a free Android & iOS offline maps app for more than 6M travelers, tourists, hikers, and cyclists. It uses crowd-sourced OpenStreetMap data and is developed with love by the community. No ads, no tracking, no data collection, no crapware. Please donate to support the development!
Stars 13611
Forks 1365#20
mamedev/mame
MAME
Stars 10040
Forks 2351FAQ
How should I use these language rankings?
Use them as a shortlist. Start with the top repositories, open the project detail pages, and compare maintenance pace, momentum, and relevance to your own stack.
Are these pages better than searching GitHub directly?
They are better for discovery because they combine GitHub popularity with recent movement and a cleaner comparison flow.
Does GHTrending only show mature projects?
No. The rankings are designed to surface both established leaders and newer repositories that are gaining momentum quickly.