FluidSynth is a real-time software synthesizer based on the SoundFont 2 specifications and has reached widespread distribution. FluidSynth itself does not have a graphical user interface, but due to its powerful API several applications utilize it and it has even found its way onto embedded systems and is used in some mobile apps.
Cross platform support (Linux, macOS and Windows to name a few)
SoundFont 2 support
SoundFont 3 support (vorbis-compressed SF2)
Realtime effect control using SoundFont 2.01 modulators
Playback of MIDI files
Shared library which can be used in other programs
Built in command line shell
2.1.604 Jan 2021 03:25
Polyphony is ever exceeded, or.
Voices are still playing while their SoundFont is being unloaded.
a heap-based use-after-free.
2.1.414 Jul 2020 10:05
an uninitialized memory access possibly triggering an FPE trap.
Several regressions introduced in 2.1.3:
Fluid_synth_start() failed for certain presets
a NULL dereference in jack driver
a stack-based overflow when creating the synth
Fluid_synth_start() failed for certain presets.
a NULL dereference in jack driver.
a stack-based overflow when creating the synth.