Game engines

Godot Engine is a free, open-source, cross-platform game engine for building 2D and 3D games from one editor and exporting them to desktop, mobile, web and consoles.

Bevy is an open-source, data-driven game engine written in Rust for building 2D and 3D games with an Entity Component System architecture.

A public gallery of animated pets for Codex, Claude Code, DeepSeek Harness, Hermes, OpenCode, Gemini CLI, and more.