VM emulator and assembler written in Crystal

Core components for working with images

Easy and Safe popping from one type to another.

Crystal WaitGroups without channels or counters

ffmpeg crystal bindings

Geospatial primitives and algorithms for Crystal

Arborist is a PEG parser that supports left-associative left recursion

Kafka library for Crystal. Uses librdkafka.

A tiled terminal emulator for gnome.

A simple statically-typed language written in pure Crystal.

Audio I/O library for Crystal based on PortAudio

A low-level API client for Cloudflare® v4

Crystal library for reading and writing GeoJSON

Background job processor for Crystal applications

GTK3 bindings for Crystal

Calculate the approximate area of the polygon were it projected onto the Earth.