DLSS 5 neural rendering in D3D11/D12/Vulkan games that ship without any DLSS — feeds a synthetic DLAA contract (ReShade depth + motion vectors) to the DLSS 5 add-on via a private D3D12 device.
Software reconstruction of the 1998 Yamaha FS1R synthesizer
VST3 emulator of the Roland D-110, built on munt's mt32emu engine + JUCE
Low Level Emulation of classic VA synths & effects of the late 90s/2000s by emulating the used ICs
Yosys Open SYnthesis Suite
Infinite is a free, open-source node-based audiovisual workstation by Naman Soni (n1m21n): real-time GPU compositing, 3D, modular synths, VST3/AU hosting.
Touch-capacitive polyphonic synthesizer powered by ESP32-S3
Code. Music. Live.
XLS: Accelerated HW Synthesis
Make Azure natural TTS voices accessible to any SAPI 5-compatible application.
Speech synthesis, speech recognition and voice activity detection for voice conversation, in C++ on ggml: Qwen3-TTS, Irodori-TTS, Qwen3-ASR, ReazonSpeech, parakeet and Silero VAD on Metal, Vulkan and the CPU, with an OpenAI-compatible server and live transcription.
Yamaha MU2000 のソフトウェア音源。実機の firmware をそのまま走らせる VST3。非公式・ヤマハとは無関係
C++ library for audio and music analysis, description and synthesis, including Python bindings
Functional programming language for signal processing and sound synthesis
Faithful 64-bit port of SQ8L 0.91b, Siegfried Kullmann's Ensoniq SQ-80 emulation, for macOS and Windows (VST2/VST3/AU/CLAP)
An audio server, programming language, and IDE for sound synthesis and algorithmic composition.
A video processing framework with simplicity in mind
a free and open source speech synthesizer for Russian and other languages
Speech Note Linux app. Note taking, reading and translating with offline Speech to Text, Text to Speech and Machine translation.
Digital Audio Workstation with Python; VST instruments/effects, parameter automation, FAUST, JAX, Warp Markers, and JUCE processors
Firmware for the Synthstrom Audible Deluge
A physically modelled piano synthesizer in C++17 with offline WAV rendering and live MIDI on macOS.
Bilingual English and Mandarin text to speech in C++ and GGUF. Voice design, cloning, direction and experimental voice conversion. Vulkan backend, streaming HTTP and WebSocket server, web UI and a C API.
Modern Windows VST2 preservation wrapper for Yamaha S-YXG100 VL/PVL and SG synthesis
Software modular synth
Real-time behaviour synthesis with MuJoCo, using Predictive Control
Verilog to Routing -- Open Source CAD Flow for FPGA Research
〰📺🔊 Synthesiser audio plugin for making music by drawing objects on an oscilloscope using audio.
Community plugins for SuperCollider
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
A monophonic vocal synthesizer using FOF synthesis, inspired by Delay Lama
Vintage Emulator Studio (VES) is an audio plug-in available in AU and VST3 formats where supported. It includes a collection of vintage synthesizers, samplers, drum machines and sound modules emulated by MAME
32-partial additive synthesizer laid out like a 32-channel mixer. Every channel is one sine oscillator locked to a harmonic of the played note, and every channel has its own tuning, envelope and modulation.
Multiengine music tracker for your handheld console and your phone. Choo choo!
C++ Library for Audio Digital Signal Processing
A multi-platform software synthesiser emulating pre-GM MIDI devices such as the Roland MT-32, CM-32L, CM-64 and LAPC-I. In no way endorsed by or affiliated with Roland Corp.
Developers repository of Calf Studio Gear. Expect some issues when using it for production.
The Stochas Sequencer
Real-time time stretcher, pitch shifter, envelope follower, and transient detector firmware for the Hermetic Modular Alchemy Lab. AGPL-3.0.
Synth Drum Code
A high-quality speech analysis, manipulation and synthesis system
A Powerful DSP Library in C++
Soufflé is a variant of Datalog for tool designers crafting analyses in Horn clauses. Soufflé synthesizes a native parallel C++ program from a logic specification.
Add motion blur to videos
Simple software synthesizer for Linux
Generic (Sound) Synthesis Library
Linux plugin (VST3/LV2/standalone) that emulates the Hydrasynth Desktop by running its firmware