Polyphone is an open-source soundfont editor for creating musical instruments, available for Windows, Mac OS X and Linux.

Features:

• editing of sf2, sf3, sfz and sfArk file formats
• compatible with jack and asio audio servers
• built-in synthesizer, controlled by a virtual keyboard or midi signals
• automatic recognition of root keys
• automatic loop of samples
• simultaneous editing of parameters
• specific tools for musical instrument creation
• recorder to keep a trace of what is played in a .wav file
• soundfont browser connected to the online repository

www.polyphone.io
github.com/davy7125/polyphone
community.linuxmint.com/software/view/polyphone