External links
A 3D game engine written in crystal
An extendable UI library in Crystal, with markup capabilities.
A Game Boy, Game Boy Color, and Game Boy Advance emulator in Crystal Lang
A Game Boy (Color) emulator written in Crystal
A fast and convenient image processing library
CPU Raytracer written in the crystal language
Encode and decode graphics from a variety of retro video game systems!
A fast and efficient QR/Micro QR/rMQR Code implementation in Crystal lang
[WIP] Game Engine written in Crystal
A pure Crystal implementation of BlurHash algorithm
a QR Code implementation written in crystal lang
ffmpeg crystal bindings
A* Path finding for PNG mazes, from Ruby now in Crystal. Using StumpyPNG
Bindings to wgpu-native for the Crystal programming language
PlaceOS integrations and automations.
A Crystal reimplementation of the Pygments/Chroma syntax highlighters
Extensions (e.g. drawing functions) for stumpy_core
Create github-style identicons that can be used as avatars
Pure Crystal identicon generator
PlaceOS control and management API.