There are 4 repositories under dsp-library topic.
DSP library for signal processing
Header-only C library delivering essential DSP blocks—FIR/IIR filters, FFT, windowing, math helpers—optimised for AVR/ARM micro-controllers and Arduino sketches with zero dependencies or dynamic allocation.
Multichannel Pitch to MIDI Converter
IIR filters coefficient generation for ARM CMSIS DSP library using GNU Octave Script.
Some useful DSP and Math functions focusing on embedded systems
Collection of Rust crates for prototyping audio DSP algorithms 🧮
Collection of C++ audio DSP components ⚡