Rubber Band Library is a high quality software library for audio time-stretching and pitch-shifting. It permits you to change the tempo and pitch of an audio stream or recording dynamically and independently of one another.
cd Ports/rubberband
./package.sh
Website: https://breakfastquay.com/rubberband/
Port: https://github.com/SerenityOS/serenity/tree/master/Ports/rubberband
Dependencies: libfftw3 libopus libsamplerate libsndfile 🖧