A fully free and self-contained modular synthesizer
based on the popular VCV Rack
Available in AudioUnit/CLAP/LV2/VST2/VST3 plugin formats and as a standalone app for FreeBSD, Linux, macOS, Windows and the Web.
Open-Source
Created first and foremost as a way to have Rack as a conventional open-source audio plugin.
Self-contained
Cardinal does not load any external modules, everything is built-in.
LV2 support
Supporting real CV ports to and from the plugin, for integration with other modular systems.
Multi-platform
Supporting more than just the basic 3 desktop operating systems.
1247 included modules
A total of 1247 modules from 80 different authors/brands.
3 Plugin variants
A "main" variant plus Synth and FX.