SpessaSynth

SpessaSynth
Creator	spessasus
Released	2023
Platform	Web Browser
Website	spessasus.github.io/SpessaSynth/

SpessaSynth is a software SF2 synthesizer written in JavaScript that runs in the browser, created by spessasus. It uses SF2 or DLS files to play MIDI sequences or act as a MIDI device using the Web MIDI API. Also featuring Multi-Port MIDI files for complex arrangements.

The following formats are supported and recognized:

MIDI, RMI, SF2, SF3, SFOGG, DLS.

It supports both the DLS RMI format and the new SF2 RMI format.

It also allows to convert between the formats such as:

• DLS to SF2
• SF2 to SF3
• SF2 and MIDI to RMI with metadata
• RMI to SF2 and MIDI
• DLS RMI to SF2 RMI

The integrated controller may also be used for light editing of MIDI files, such as changing instruments and controllers.

Links

• spessasus.github.io/SpessaSynth/ - Web application.
• github.com/spessasus/SpessaSynth - GitHub repository.