ZynAddSubFX
Software synthesizer for detailed sound design across Linux, macOS, BSD and Windows.
What’s included for free?
Source code and local use have no provider-enforced monthly credit, export or project quota; you supply the device, runtime, storage and any hosting.
Provider information ↗Checked 2026-10-21
Before you use it
GPL-2.0-or-later; some build dependencies and preset content may have separate terms.
Provider terms can change. Check current pricing and usage rights before starting a project.