Unity
FreemiumCross-platform 2D and 3D engine with a large asset ecosystem; C# scripting and an editor for desktop, mobile, web and XR.
26 tools listedFreemium
Game engines
16 game engines in the directory. Unity, Unreal Engine and Godot have their own pages listing the tools that work with them; every engine can be used as a filter on Browse.
Unreal Engine
FreeEpic's real-time 3D engine with full source access, C++ and Blueprint visual scripting, for high-fidelity games.
17 tools listedFree
Godot Engine
★ 118.6k GitHub starsOpen-source 2D and 3D engine with its own editor, GDScript and C# support; no royalties or fees.
20 tools listedMIT
GameMaker
Freemium2D game engine and editor, aimed at quick prototyping and shipping 2D games with its GML language.
1 tool listedFreemium
Defold
★ 6.4k GitHub starsLightweight engine for 2D and 3D games with Lua scripting, built for desktop, console, mobile and web builds.
1 tool listedOpen source
Bevy
★ 49.1k GitHub starsData-driven game engine written in Rust, built around an entity component system.
1 tool listedOpen source
Cocos Creator
★ 9.9k GitHub starsCross-platform 2D/3D engine with an editor, popular for mobile and instant web games.
1 tool listedMIT
Open 3D Engine (O3DE)
★ 9.8k GitHub starsMulti-platform 3D engine for games and simulations, hosted by the Linux Foundation community.
1 tool listedOpen source
libGDX
★ 25.5k GitHub starsJava game development framework for desktop, Android, iOS and HTML5.
1 tool listedApache-2.0
MonoGame
★ 14.5k GitHub starsFramework for making cross-platform games in C#, a spiritual successor to Microsoft XNA.
1 tool listedMs-PL
Stride
★ 7.9k GitHub starsC# game engine (formerly Xenko) with a visual editor and real-time rendering.
1 tool listedMIT
Flax Engine
★ 7.1k GitHub stars3D game engine with a C#/C++/visual scripting workflow and an editor.
1 tool listedFree
raylib
★ 35.3k GitHub starsSmall, easy-to-use C library for learning and making videogames, with bindings for many languages.
1 tool listedZlib
LÖVE
★ 8.8k GitHub stars2D game framework for Lua, popular for game jams and small projects.
1 tool listedzlib
Phaser
★ 40.5k GitHub starsFast HTML5 2D game framework with Canvas and WebGL rendering for desktop and mobile browsers.
1 tool listedMIT
PlayCanvas
★ 17.1k GitHub starsWeb graphics runtime built on WebGL, WebGPU, WebXR and glTF for browser games and 3D apps.
1 tool listedMIT
All game engines in the directory
| Tool | Category | Works with | Pricing / licence | Last commit | Status |
|---|---|---|---|---|---|
| Godot Engine | Game Engines | Godot | Open source · MIT | 2026-10-16 | Active (<30d) |
| Bevy | Game Engines | Bevy | Open source · MIT OR Apache-2.0 | 2026-10-16 | Active (<30d) |
| Phaser | Game Engines | Phaser | Open source · MIT | 2026-08-21 | Recent (<6mo) |
| raylib | Game Engines | raylib | Open source · Zlib | 2026-10-17 | Active (<30d) |
| libGDX | Game Engines | libGDX | Open source · Apache-2.0 | 2026-10-14 | Active (<30d) |
| PlayCanvas | Game Engines | PlayCanvas | Open source · MIT | 2026-10-18 | Active (<30d) |
| MonoGame | Game Engines | MonoGame | Open source · Ms-PL | 2026-10-11 | Active (<30d) |
| Cocos Creator | Game Engines | Cocos | Open source · MIT | 2026-09-21 | Active (<30d) |
| Open 3D Engine (O3DE) | Game Engines | O3DE | Open source · Apache-2.0 OR MIT | 2026-10-17 | Active (<30d) |
| LÖVE | Game Engines | LÖVE | Open source · zlib | 2026-09-20 | Active (<30d) |
| Stride | Game Engines | Stride | Open source · MIT | 2026-10-17 | Active (<30d) |
| Flax Engine | Game Engines | Flax | Free | 2026-10-15 | Active (<30d) |
| Defold | Game Engines | Defold | Open source · Defold License 1.0 (derived from Apache-2.0) | 2026-10-18 | Active (<30d) |
| Unity | Game Engines | Unity | Freemium | n/a | Closed source |
| Unreal Engine | Game Engines | Unreal | Free | n/a | Closed source |
| GameMaker | Game Engines | GameMaker | Freemium | n/a | Closed source |