There are 3 repositories under soul-programming-language topic.
Quality Assurance (QA) script for audio plugins (.vst3, .component, .dll, .vst, .soulpatch, and .soul).
A virtual analog character compressor built using topology-preserving transform in SOUL and models optimized for real-time audio
a terminal-based SOUL Patch host and virtual MIDI keyboard
Testing the SOUL programming language with various open-source DSP libraries