What is Armory used for?

Armory is an open-source 3D game engine focused on portability, minimal footprint, and performance. It is a good fit for game development.

Is Armory open source?

Yes. Armory is open source under the Zlib licence. Its source code is on GitHub at armory3d/armory and is written mainly in C++.

Yes. Armory is open source, so the software itself is free to use.

Can I self-host Armory?

Yes. Armory can be self-hosted on your own server or infrastructure.

What is Armory an alternative to?

Armory is an open-source alternative to Unreal Engine. Other open-source alternatives to Unreal Engine include Blender, O3DE and Stride.

Is Armory actively maintained?

Yes. The most recent commit to Armory was on 10 October 2026, and the latest release is 26.02, published on 16 February 2026. The project has 3.3k stars on GitHub.

Armory: open-source alternative to Unreal Engine

About Armory

Armory3D is an open-source 3D game engine that integrates as a Blender add-on, turning Blender into a complete game development tool. It supports portability, minimal footprint, and performance, with a fully scriptable renderer supporting deferred and forward paths.

The engine includes features for game logic via Haxe code or visual scripting with logic nodes, a UI library and editor, physics simulation using Bullet or Oimo engines, navigation with navigational meshes, particle systems, animation with GPU skinning, and lighting effects like voxel-based ambient occlusion and lightmapping.

Key features

Blender integration as an add-on for a unified workflow
Scriptable renderer with deferred and forward paths
Game logic via Haxe code or visual scripting with logic nodes
Built-in UI library and editor
Physics simulation with Bullet or Oimo engines
Navigation using navigational meshes for NPC pathing

Good fit for

Game development

Built with: C++ tools
Tags: 3d game engine; blender integration; open source; game development; haxe; visual scripting

Armory: questions and answers

What is Armory used for?: Armory is an open-source 3D game engine focused on portability, minimal footprint, and performance. It is a good fit for game development.
Is Armory open source?: Yes. Armory is open source under the Zlib licence. Its source code is on GitHub at armory3d/armory and is written mainly in C++.
Is Armory free?: Yes. Armory is open source, so the software itself is free to use.
Can I self-host Armory?: Yes. Armory can be self-hosted on your own server or infrastructure.
What is Armory an alternative to?: Armory is an open-source alternative to Unreal Engine. Other open-source alternatives to Unreal Engine include Blender, O3DE and Stride.
Is Armory actively maintained?: Yes. The most recent commit to Armory was on 10 October 2026, and the latest release is 26.02, published on 16 February 2026. The project has 3.3k stars on GitHub.