Unity
3 free alternatives
Top pick:Godot EngineLicense: Open source
Saves $2,310 USD a year
Game engines
Build and ship 2D and 3D games for desktop, mobile, web and consoles.
Paid apps and their free alternatives
Open one to see every alternative, ranked.
Unreal Engine
2 free alternatives
Best free option:Godot Engine(Strong)License: Open source
Saves $1,850 USD a year
Free game engines
Every free tool in this category, by name.
Filter alternatives
4 alternatives
Bevy
Data-driven game engine for Rust built on an entity-component-system, with no visual editor.
License: Open source- Windows
- macOS
- Linux
Status: ActiveThis replaces Unity
Defold
Free game engine with a Lua-scripted editor, strongest in 2D, that publishes to desktop, mobile, web and consoles.
License: Source-available- Windows
- macOS
- Linux
Status: ActiveThis replaces Unity
Godot Engine
Open-source 2D and 3D game engine with a node-based editor, GDScript and C# scripting, and exports to desktop, mobile and web.
License: Open source- Windows
- macOS
- Linux
- Web
- Android
Status: ActiveThis replaces Unity and Unreal Engine
O3DE
Open-source 3D engine from the Linux Foundation for games and simulations, with a C++ core, Lua and visual scripting.
License: Open source- Windows
- Linux
Status: ActiveThis replaces Unreal Engine