1.OpenRA / OpenRA
Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Linux, *BSD and Mac OS X.
+56 stars
from 17,652 · score 4.04
Trending repositories
Ranked by Attention Score: stars gained over the last 7 complete days
25 repositories by Attention Score · Oct 27, 2026 – Nov 2, 2026 (UTC)
2.ssloy / tinyrenderer
A brief computer graphics / rendering course
+30 stars
from 24,456 · score 3.43
3.SFTtech / openage
Clone of the Age of Empires II engine 🚀
+30 stars
from 14,551 · score 3.43
4.Kavex / GameDev-Resources
:video_game: :game_die: A wonderful list of Game Development resources.
+23 stars
from 7,108 · score 3.18
5.Taiizor / Sucrose
Sucrose is a versatile wallpaper engine that brings life to your desktop with a wide range of interactive wallpapers.
+15 stars
from 1,569 · score 2.77
6.iii-hq / iii
Effortlessly compose, extend, and observe every service in real-time for the first time ever.
+14 stars
from 18,862 · score 2.71
7.bkaradzic / bgfx
Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.
+12 stars
from 17,589 · score 2.56
8.expr-lang / expr
Expression language and expression evaluation for Go
+9 stars
from 8,054 · score 2.30
9.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! ;)
+7 stars
from 3,596 · score 2.08
10.sofa-framework / sofa
Real-time multi-physics simulation with an emphasis on medical simulation.
+7 stars
from 1,288 · score 2.08
11.unocss / unocss
The instant on-demand atomic CSS engine.
+6 stars
from 18,986 · score 1.95
12.OpenDiablo2 / OpenDiablo2Archived
An open source re-implementation of Diablo 2
+5 stars
from 11,105 · score 1.79
13.alyssaxuu / flowy
The minimal javascript library to create flowcharts ✨
+4 stars
from 12,145 · score 1.61
14.gameplay3d / gameplay
Open-source, cross-platform, C++ game engine for creating 2D/3D games.
+4 stars
from 4,950 · score 1.61
15.evennia / evennia
Python MUD/MUX/MUSH/MU* development system
+4 stars
from 2,113 · score 1.61
16.bludit / bludit
Simple, Fast, Secure, Flat-File CMS
+3 stars
from 1,470 · score 1.39
17.gemrb / gemrb
GemRB is a portable open-source implementation of Bioware’s Infinity Engine.
+3 stars
from 1,264 · score 1.39
18.apache / linkis
Apache Linkis builds a computation middleware layer to facilitate connection, governance and orchestration between the upper applications and the underlying data engines.
+2 stars
from 3,414 · score 1.10
19.jarikomppa / soloud
Free, easy, portable audio engine for games
+2 stars
from 2,189 · score 1.10
20.master-co / css
A markup-driven CSS orchestration language for developers and AI agents.
+2 stars
from 1,952 · score 1.10
21.htrgouvea / nipe
An engine to make Tor network your default gateway
+1 stars
from 2,404 · score 0.69
22.pay-rails / pay
Payments for Ruby on Rails apps
+1 stars
from 2,263 · score 0.69
23.cg-tuwien / Auto-Vk-Toolkit
Getting serious about Vulkan development with this modern C++ framework, battle-tested in rapid prototyping, research, and teaching. Includes support for real-time ray tracing (RTX), serialization, and meshlets.
+1 stars
from 447 · score 0.69
24.TrianglyRU / OrbinautFramework
Fast. Light. Powerful. Spin your own classic Sonic masterpiece!
+1 stars
from 129 · score 0.69
25.BrokenGamesUG / delphi3d-engine
A 3D-graphic and game engine for Delphi and Windows.
+1 stars
from 85 · score 0.69