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the ultimate vocal synthesizer - sing, speak, beatbox, and more

Free and open source hybrid synthesizer as a virtual instrument (previously released by Vember Audio as Surge)

Simple software synthesizer for Linux

python sample mixer and sequencer, waveform synthesizer, and sound playback engine

Synthesizer Patch Editor

This repository contains all the files and tools needed to build custom oscillators and effects for the prologue synthesizer.

Polyphonic Modular Additive Synthesizer

Make xenharmonic music and create synthesizer tuning files for microtonal scales.

Download the beta here : https://github.com/surge-synthesizer/shortcircuit-xt/releases/tag/Nightly

AMY - A high-performance fixed-point Music synthesizer librarY

The ColorPalette Pro is a synthesizer for color that generates palettes in the OKLCH color space and makes them easy to export.

A SoundFont MIDI synthesizer written in pure Zig

Geonkick is a free software synthesizer capable of generating a wide range of percussive sounds, including kicks, snares, claps, hi-hats, shakers, and also unique effect sounds.

OB-Xf is a continuation and modernatization of the last open source release of OB-Xd by 2DaT and later discoDSP. It is inspired by the venerable Oberheim OB-X. Get the nightly https://github.com/surge-synthesizer/OB-Xf/releases/tag/Nightly

An open-source LED synthesizer. Play light patterns with your fingertips. A modern reinterpretation of Nam June Paik's Participation TV (1963).

A monophonic vocal synthesizer using FOF synthesis, inspired by Delay Lama

Tomodachi Life Living The Dream PC: Ultimate Mii manager and life simulator. Virtual island community, custom apartment editor, food preferences database, gift system. Mii personality maker, character interaction logs, voice synthesizer, QR code gallery, daily events tracker, dream collection, island news.

Memorymoon Synthesizer Unofficial Enhanced Edition 2026

Software reconstruction of the 1998 Yamaha FS1R synthesizer

CA-72: a synthesizer plug-in (VST3, CLAP, AU) for macOS, Windows and Linux, modelled from the circuit of a 1970s analogue synthesizer