Plugin Universe

An open database of DAW plugins. Under Construction - Read Me First

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effect

Processes an incoming audio signal. The complement of an instrument, which generates one.

Also called audio effect fx insert processor

Includes delay distortion dynamics eq filter modulation reverb spatial

395 plugins in this category. Also as Turtle.

4K EQ

4K EQ— Luna Co. Audio

Professional 4-band parametric EQ with Brown/Black modes, analog saturation modeling, and real-time spectrum analyzer. SSL 4000 console EQ emulation with HPF/LPF, M/S processing, and 2x/4x oversampling.

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect eq

Absorbiere

Absorbiere— Florian Mrugalla

Autogain Sidechain Ringmod

free open source GPL-3.0 VST3 AudioUnit effect

ADSR

ADSR— Florian Mrugalla

A plugin that transforms MIDI input into an ADSR modulator audio output, usable as a modulation source for other plugins.

free open source GPL-3.0 VST3 effect midi instrument modulation generator

ADT

ADT— Christopher Arndt

Automatic double tracking plugin (not only) for vocals

free open source MIT VST3 LV2 CLAP effect modulation

ÆLAPSE

ÆLAPSE— smiarx

A tape delay / spring reverb audio plugin

free open source GPL-3.0 VST3 LV2 AudioUnit effect reverb delay

Aether

Aether— Dougal Stewart

An algorithmic reverb plugin, a port of Cloudseed with separate early and late reflection sections.

free open source MIT LV2 effect reverb

Airwindows

Airwindows— Chris Johnson

Huge collection of effects using simple UI controls.

free open source MIT effect modulation distortion eq reverb delay filter

Alt Denoiser

Alt Denoiser— Altinus

Real-time AI noise suppression VST3 plugin powered by DeepFilterNet, embedding the DeepFilterNet3 model with no external downloads required.

free open source GPL-3.0 VST3 effect

Altar

Altar— iamlamprey

Modular DSP with guitar amplifier models, cab IRs, NAM (A1/A2) support, overdrive pedals, delay, reverb, chorus, ringmod, cab designer, realtime pitch shifting, tuner, recorder, and more.

free open source GPL-3.0 VST3 AudioUnit Standalone effect amp guitar

Ambience

Ambience— OTODESK

A high-quality algorithmic reverb VST3 plugin built on a 16-channel Feedback Delay Network (FDN) architecture

free open source AGPL-3.0 VST3 effect reverb

AmbiRR2

AmbiRR2— Olivier Doaré

Room reverb that places up to 16 mono sources in a virtual room, capturing the result as a 3rd-order ambisonic stream or a stereo pair of virtual microphones.

free open source LGPL-3.0 VST3 AudioUnit Standalone effect reverb

Ambo— danja

Stereo ambient processor with rearrangeable time, spectral, tape, shimmer, delay, drive, and feedback modules.

free open source MIT VST3 effect

ampli-Fe

ampli-Fe— Anton Lazarev

Amplifier effect which allows the volume to be changed from 0% to 200%.

free open source MIT VST2 effect

AnalogChannel

AnalogChannel— Filippo Terenzi

Fully featured VST3 channel strip plugin designed for fast, musical and characterful mixing results

free open source GPL-3.0 VST3 AudioUnit effect

ANATOMY

ANATOMY— OTODESK

A high-performance VST3 plugin that performs Transient/Tonal audio separation using a cos-squared crossfade algorithm, routing each component through its own independent multi-effect chain

free open source AGPL-3.0 VST3 effect

Audio Restoration VST

Audio Restoration VST— flarkAUDIO

Audio restoration VST3/Standalone - Click removal, noise reduction, filters & EQ

free open source MIT VST3 Standalone effect eq

B.Angr

B.Angr— sjaehn

A multi-dimensional, dynamically distorted staggered multi-bandpass plugin for extreme sound mangling, cross-fading between four instances that can follow the beat automatically or be user-controlled.

free open source GPL-3.0 LV2 effect distortion

B.Choppr

B.Choppr— sjaehn

Cuts an audio input stream into a repeated sequence of up to 16 chops, each of which can be leveled up/down (gating) or panned left/right.

free open source GPL-3.0 LV2 effect midi dynamics sequencer

B.Oops

B.Oops— sjaehn

A multi-effect glitch sequencer with up to 12 freely-orderable effect slots from a bank of 32 effects, controlled by extended step-sequencer patterns, randomization, and MIDI.

free open source GPL-3.0 LV2 effect midi sequencer

B.Vibratr

B.Vibratr— sjaehn

Flavoured vibrato effect, played like an instrument, that modifies the sound of other instruments and samples

free open source GPL-3.0 LV2 effect instrument modulation

Bassops— danja

Sidechain ducker with harmonic stereo synthesis. A kick-drum or other

free open source MIT VST3 effect

BassPreamp

BassPreamp— Guillermo Moñino Cánovas

Bass preamp plugin blending ideas from multiple bass preamp effects — noise gate, MarkBass-inspired character/VPF control, and tone shaping

free open source MIT VST3 AudioUnit effect bass instrument

Bifractalizer

Bifractalizer— Andrew Kotov

An audio plugin that fractalizes and defractalizes sound 😺

free open source MIT VST3 effect instrument synth granular

Biztortion

Biztortion— Gabriel Bizzo

Modular distortion plugin for VST-based hosts. DOWNLOAD it for FREE in the Releases section.

free open source GPL-3.0 VST3 AudioUnit Standalone effect distortion

Borato 224

Borato 224— Filipe Borato

A Lexicon 224 emulation VST developed in JUCE, modeling the original 12-bit/20kHz fixed-point DSP architecture, Schroeder-Moorer filter topologies, and time-varying modulation.

free open source MIT VST3 AudioUnit CLAP Standalone effect reverb

Breakdowner

Breakdowner— Juan Sebastian Ospina

Distortion plugin with a pedal-style UI

free open source MIT VST3 effect distortion amp guitar

Bus Channel Strip

Bus Channel Strip— Francis Secada

Professional 6-module bus channel strip VST3/CLAP plugin — API5500 EQ, ButterComp2, Pultec EQ, Dynamic EQ, Transformer & Punch. Built with NIH-Plug + vizia in Rust.

free open source BSD-3-Clause VST3 CLAP effect compressor dynamics

BYOD

BYOD— Chowdhury DSP

Build-your-own guitar distortion!

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion guitar

Cascade— danja

Schroeder plate reverb with per-mode scaling, damping inside the feedback loop, and a freeze that holds the tail indefinitely.

free open source Apache-2.0 WebAudio effect

Castello

Castello— lucianoiam

A small CLAP/VST2/VST3 reverb plugin based on Csound reverbsc

free open source GPL-3.0 VST3 CLAP VST2 effect reverb

cFlanger

cFlanger— Cal Goheen

Flanger effect plugin

free open source GPL-3.0 VST3 AudioUnit CLAP effect modulation

Chameleon

Chameleon— GuitarML

Neural tone matching and model morphing plugin. Capture your own tones or load community models and blend them in real-time using Proteus technology. Excellent for guitarists looking for accurate amp/cab/pedal matching.

free open source GPL-3.0 VST3 LV2 AudioUnit AAX effect guitar

Chipper— danja

Stereo bitcrusher with MIDI-CC-controllable bit depth (1–16 bits), sample-rate divisor (1–64×), jitter, dry/wet mix, and output gain.

free open source MIT VST3 effect

Chordant— Danny Ayers

Euclidean transport-synced capture/mix effect for rhythmic chord-like layering.

free open source MIT LV2 effect

CHOW

CHOW— Chowdhury DSP

Digital ditortion effect designed for maximum truculence, somewhere between a true half-wave rectifier and a noisy vintage compressor. Useful for mixing guitars, drums, even vocals when a heavily degraded sound is desire

free open source GPL-3.0 VST3 AudioUnit Standalone VST2 effect distortion

CHOW Matrix

CHOW Matrix— Chowdhury DSP

Delay effect, made up of an infinitely growable tree of delay lines, each with individual controls for feedback, panning, distortion, and more.

free open source BSD-3-Clause VST3 LV2 AudioUnit AAX Standalone VST2 effect delay

Chow Tape Model

Chow Tape Model— Chowdhury DSP

Chow Tape Model is a digital emulation of a reel-to-reel analog tape machine. The original algorithm was developed to emulate the Sony TC-260, but has since been expanded to be able to model a wide variety of tape machin

free open source GPL-3.0 VST3 LV2 AudioUnit AAX Standalone VST2 effect distortion saturation filter

ChowCentaur

ChowCentaur— Chowdhury DSP

A digital emulation of the Klon Centaur guitar overdrive pedal, using a combination of recurrent neural networks and Wave Digital Filters.

free open source BSD-3-Clause VST3 LV2 AudioUnit Standalone VST2 effect

ChowMultiTool

ChowMultiTool— Chowdhury DSP

Multi-Tool Audio Plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP AAX effect filter

ChowPhaser

ChowPhaser— Chowdhury DSP

A phaser effect based loosely on the Schulte Compact Phasing 'A', with separate mono and stereo build variants.

free open source BSD-3-Clause VST3 AudioUnit Standalone VST2 effect modulation

Circulate

Circulate— Anis Dadou

An open source VST3 phase smearing audio effect based on a bank of 64 allpass filters. With sample accurate parameters / modulation

free open source GPL-3.0 VST3 effect modulation

Classic Reverb RE-04

Classic Reverb RE-04— AnClark Liu

Reversed engineering of Kjaerhus Audio Classic Reverb, with enhancements

free open source GPL-3.0 VST3 CLAP effect reverb

Clockwork

Clockwork— Alexander Weichart

🎹 Simple MIDI note repeater plugin (VST3/CLAP).

free open source GPL-3.0 VST3 CLAP effect midi

Cloud Reverb

Cloud Reverb— xunil-cloud

Algorithmic reverb plugin based on CloudSeed

free open source GPL-3.0 VST3 LV2 AudioUnit Standalone effect reverb

Cloud Seed

Cloud Seed— Valdemar Erlingsson

Algorithmic Reverb VST Plugin

free open source MIT effect reverb

Cocoa Delay

Cocoa Delay— tesselode

A tasty, cozy delay plugin. Focusing on clean design, easy operation, and a warm, lively sound.

free open source MIT effect delay

CognitoniBlkFx

CognitoniBlkFx— Toni Lyttinen

Spectral FX plugin reimplementing the classic DtBlkFx by Darrell Tam — FFT overlap-add processing through a modular "card" system, with per-card frequency masking and harmonic selection

free open source GPL-3.0 VST3 effect

Comprez

Comprez— AnClark Liu

Simple and fast compressor plugin.

free open source GPL-3.0 VST3 LV2 CLAP VST2 effect compressor dynamics

Contrast

Contrast— James J

A bundle of 4 minimal effects plugins - Gate (look-ahead noise gate), Pitch (pitch shifter), Press (compressor), and Verb (mono/stereo reverb).

free open source MIT VST3 AudioUnit effect compressor dynamics reverb

Convulse— Danny Ayers

Experimental stereo convolver whose FIR kernel is regenerated by an internal waveform synth.

free open source MIT LV2 effect

cPhaser

cPhaser— Cal Goheen

Phaser effect plugin

free open source GPL-3.0 VST3 AudioUnit CLAP effect modulation

Crispy

Crispy— herzplatinedurchgebrannt

Saturation plugin with odd/even harmonic control, pre-saturation high/low pass filters, oversampling, matched bypass, and auto-gain

free open source MIT VST3 AudioUnit effect distortion saturation

Crrshrr

Crrshrr— erroreyes

A very simple bit crusher effect plugin (VST3, CLAP)

free open source GPL-3.0 VST3 CLAP effect distortion

crunchy

crunchy— Garneek

Plugin generating distortion and lossy compression artifacts.

free open source GPL-3.0 VST3 CLAP effect distortion

Crystal Bowie

Crystal Bowie— IcebreakerAudio

Simple, customizable clipper plugin

free open source MIT VST3 AudioUnit CLAP effect distortion

cStop

cStop— Cal Goheen

Tape stop audio effect plugin with WebView UI

free open source GPL-3.0 VST3 AudioUnit CLAP effect

CTAG Dynamic Range Compressor

CTAG Dynamic Range Compressor— BillyDM

An audio compressor plugin

free open source GPL-3.0 VST3 AudioUnit CLAP Standalone effect compressor dynamics

Damiano— danja

Stereo distortion with six modes (soft clip, tanh, fuzz, overdrive, tube, wavefold) and MIDI CC control of drive via Drift.

free open source MIT VST3 effect

Darvaza

Darvaza— Igor Zinken

Darvaza is a multichannel audio gate with a twist : whenever the gate closes on your input signal, you get a perversion of your source spat back at you.

free open source MIT VST3 VST2 effect modulation dynamics

DCOffsetter

DCOffsetter— Kazuma Narita

DC offset audio plugin

free open source MIT VST3 effect utility

De~Lío

De~Lío— Juan Manuel López G

Tremolo and reverb audio plugin made with JUCE.

free open source GPL-3.0 VST3 effect reverb

Declicker

Declicker— 0x07dc

Removes clicks from audio using three sequential algorithms (smoothening, max inter-sample derivative, max inter-sample second derivative), with persistent state for projects and presets.

free open source MIT VST3 effect

DEL2

DEL2— magnetophon

The delay that you play.

free open source AGPL-3.0 VST3 CLAP effect midi delay

Delax

Delax— Ava Wallenfang

A delay audio plugin, currently supporting CLAP

free open source GPL-3.0 CLAP effect delay

Delay Intervals

Delay Intervals— Matth-ewe-f

An audio plugin that can create fully customizable delay patterns, with adjustable volume, panning, and interval between repeats

free open source MIT VST3 AudioUnit effect delay

Delirion

Delirion— Igor Zinken

A multiband Doppler-based chorusing/detune effect

free open source GPL-3.0 VST3 AudioUnit effect modulation

demucs-rs

demucs-rs— Nikhil Unni

Native Rust implementation of HTDemucs v4 for music source separation. Splits a song into stems (drums, bass, vocals, other) using GPU-accelerated inference, as a native CLI or a DAW plugin (VST3/CLAP on macOS).

free open source Apache-2.0 VST3 CLAP Standalone effect

DF JPverb

DF JPverb— Christopher Arndt

A lush algorithmic reverb designed to sound great with synthetic sound sources, built with DPF and based on FAUST library demo code

free open source GPL-3.0 VST3 LV2 CLAP effect reverb

DF Zita Rev1

DF Zita Rev1— Christopher Arndt

A feedback-delay-network reverb plugin built with DPF and based on FAUST library demo code

free open source MIT VST3 LV2 CLAP effect reverb

DiceFX

DiceFX— RSK21

Multi-FX chain plugin built around one idea — press the dice, randomize unlocked parameters, and turn a clean input into a playable accident

free open source GPL-3.0 VST3 effect

Disflux

Disflux— Dimethoxy

Phase Dispersion Audio Plugin for Windows, MacOS and Linux

free open source AGPL-3.0 VST3 LV2 AudioUnit CLAP effect modulation

Distortion Designer

Distortion Designer— Guillermo Moñino Cánovas

A distortion/overdrive design tool for guitar amp emulation, chaining a noise gate, EQ, distortion waveshaping, and compression stages so you can dial in values to reuse in your own distortion modules.

free open source MIT VST3 AudioUnit effect distortion

DISTROAR

DISTROAR— Melinte Florin

Heavy, gritty VST3 distortion plugin for electric guitar.

free open source GPL-3.0 VST3 effect distortion guitar

dm-BigMuff

dm-BigMuff— Dave Mollen

Distortion plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-DS1

dm-DS1— Dave Mollen

Distortion plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-Fuzz

dm-Fuzz— Dave Mollen

Fuzz plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-GrainDelay

dm-GrainDelay— Dave Mollen

A granular delay effect, written in Rust and compilable to LV2 or MOD Audio plugin formats.

free open source GPL-3.0 LV2 effect instrument synth delay granular

dm-LFO

dm-LFO— Dave Mollen

Low frequency oscillator modulation plugin

free open source GPL-3.0 LV2 effect modulation

dm-Octaver

dm-Octaver— Dave Mollen

A harsh octave down plugin

free open source GPL-3.0 LV2 effect

dm-Rat

dm-Rat— Dave Mollen

Distortion plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-Repeat

dm-Repeat— Dave Mollen

Multi-tap delay plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect delay

dm-Reverb

dm-Reverb— Dave Mollen

Reverb plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect reverb

dm-Reverse

dm-Reverse— Dave Mollen

A mono reverse delay effect, written in Rust and compilable to LV2 or MOD Audio plugin formats.

free open source GPL-3.0 LV2 effect delay

dm-SD1

dm-SD1— Dave Mollen

Overdrive plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-Seq

dm-Seq— Dave Mollen

MIDI sequencer plugin

free open source GPL-3.0 LV2 effect midi sequencer

dm-Shredmaster

dm-Shredmaster— Dave Mollen

Distortion plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-SpaceEcho

dm-SpaceEcho— Dave Mollen

Delay and reverb plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect reverb delay

dm-Stutter

dm-Stutter— Dave Mollen

Stuttering delay plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect delay

dm-TimeWarp

dm-TimeWarp— Dave Mollen

Granular delay, looper & sampler plugin with time stretch capabilities

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect instrument synth delay granular

dm-TubeScreamer

dm-TubeScreamer— Dave Mollen

Overdrive plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect distortion

dm-Vibrato

dm-Vibrato— Dave Mollen

Vibrato plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect modulation

dm-Whammy

dm-Whammy— Dave Mollen

Pitchshift plugin

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect

Doobie

Doobie— Sylwester

Analog dub delay plugin — multi-head tape echo with spring and plate reverb

free open source GPL-3.0 VST3 AudioUnit CLAP Standalone effect reverb delay

DPCM Bitcrusher

DPCM Bitcrusher— potatoTeto

A JUCE Bitcrush VST emulating NES 2A03 DPCM sound

free open source GPL-3.0 VST3 effect distortion

DPF Plugins

DPF Plugins— Filipe Coelho

Collection of DPF-based plugin effects.

free open source GPL-3.0 VST3 LV2 CLAP Standalone VST2 effect reverb delay

Dragonfly Reverb

Dragonfly Reverb— Michael Willis

Dragonfly Reverb is a bundle of free audio effect plugins for Linux, MacOS, and Windows.

free open source GPL-3.0 VST3 LV2 CLAP Standalone VST2 effect reverb

Drift— danja

Four-lane transport-synchronised MIDI CC modulator with LFO, sample-and-hold, random-walk, chaos, and envelope-follower modes.

free open source MIT VST3 effect midi modulation

Drops

Drops— Clearly Broken

Drops is a single audio file sample player. Load an audio file, play it, loop it, pitch shift it, and make it into something entirely new.

free open source GPL-3.0 LV2 effect instrument sampler filter

DrumCloud

DrumCloud— Fuimadane

Granular sample instrument that loads your own samples and manipulates them into massive atmospheric soundscapes, with built-in cloud reverb and a state variable filter

free open source ISC VST3 LV2 CLAP effect instrument synth sampler reverb granular

Dust Saturator

Dust Saturator— Andy Ma

Dust Saturator adds upper harmonics and a sandy, granular texture to a sound by time-shifting each sample forward based on its amplitude, without clamping the signal's peaks.

free open source GPL-3.0 VST3 effect distortion saturation

DyERS

DyERS— Thiago Henrique Gomes Lobato

DyERS is a dependency-free JUCE/C++ spectral-based Dynamic Equalizer/Resonance Suppressor

free open source AGPL-3.0 VST3 AudioUnit effect eq

Dynamo0C

Dynamo0C— NL Sounds

Console-style 4-band parametric EQ — an LV2 plugin for Linux with its own hardware-style UI

free open source GPL-3.0 LV2 effect eq filter

Dynation

Dynation— vertver

Open-source release of Dynation

free open source MIT effect

E-Mix— danja

Transport-aware deterministic Euclidean stereo gate.

free open source MIT VST3 effect

E-Mix— Danny Ayers

Euclidean bar-block mixer with transport-synced gating and fades.

free open source MIT LV2 effect

Entropictron

Entropictron— Quamplex

Entropictron is a free software context synthesizer and audio effect.

free open source GPL-3.0 VST3 effect

Equalize It

Equalize It— Egor Smirnov

12-band parametric EQ

free open source GPL-3.0 VST3 effect eq

Erode

Erode— Interspectral6

An audio effect inspired by Ableton's Erosion.

free open source MIT VST3 effect modulation

ESP-L1

ESP-L1— Lluís Estapé

ESP-L1 is a time-domain brick-wall limiter with linked-stereo peak detection, a dual real-time oscilloscope/spectrum analyzer, and VU + gain-reduction metering.

free open source MIT VST3 effect dynamics limiter

Euclidean Gate— Danny Ayers

free open source MIT LV2 effect

EuDelay— Danny Ayers

Euclidean rhythm-based delay with tempo-synced taps.

free open source MIT LV2 effect

FaceMelter

FaceMelter— Rudro085

This is a distortion pedal vst plugin for guitar.

free open source MIT VST3 effect distortion amp guitar

FILT-R

FILT-R— TiagoLr

Cross-platform filter modulator based on plugins like ShaperBox and FilterShaper.

free open source GPL-3.0 VST3 LV2 AudioUnit effect modulation filter

Fire

Fire— Jerry Yifeng

Multiband distortion plugin.

free open source AGPL-3.0 VST3 AudioUnit CLAP effect utility distortion analysis

Flutterbird

Flutterbird— tesselode

Add pitch and volume fluctuation to incoming audio. Create wow/flutter effects as well as more chaotic, extreme modulation.

free open source MIT effect modulation

FogPad

FogPad— Igor Zinken

A VST reverb effect in which the reflections can be frozen, filtered, pitch shifted and ultimately disintegrated.

free open source MIT VST3 AudioUnit effect reverb

Folder

Folder— sout_Nantang

A strange distortion VST plugin

free open source GPL-3.0 VST3 effect distortion

Formant Filter

Formant Filter— mogesystem

Formant filter controlling vowel character by vocal tract length and formant map, with a breathiness control

free open source MIT VST3 effect filter

FreeEQ8

FreeEQ8— Neo-VECTR

A professional-grade, free and open-source 8-band parametric EQ plugin. Linear phase, dynamic EQ, match EQ, per-band drive, band linking, M/S processing, oversampling, and a real-time spectrum analyzer.

free open source GPL-3.0 VST3 AudioUnit Standalone effect eq

FreqChain

FreqChain— Gluton

Frequency sidechaining plugin

free open source GPL-3.0 CLAP effect eq

Funky Moose Rootflow Synth

Funky Moose Rootflow Synth— Uwe Arthur Felchle

Organic synth with bio-sequencing, reactive visuals, and ambient modulation for evolving textures, pulses, and plant-like motion

free open source MIT VST3 AudioUnit Standalone effect instrument modulation

Fuzz Ball

Fuzz Ball— Fake Industries

A fuzzy audio distortion plugin

free open source GPL-3.0 VST2 effect distortion

Gamelanizer

Gamelanizer— Luke M Craig

A real-time audio effect plugin inspired by the processes of traditional Indonesian Gamelan music. Accompanying material for the DAFx19 paper.

free open source GPL-3.0 VST3 AudioUnit effect instrument synth granular

GATE-12

GATE-12— TiagoLr

Cross-platform envelope generator for gate/volume control inspired by plugins like GrossBeat and ShaperBox.

free open source GPL-3.0 VST3 LV2 AudioUnit effect dynamics

Gater— danja

MIDI-controlled stereo audio switcher that routes input to one of two stereo outputs based on note number parity.

free open source MIT VST3 effect

Glade Desk

Glade Desk— Ardura

Custom Console Idea.

free open source GPL-3.0 VST3 CLAP effect

GlitchNexus

GlitchNexus— OTODESK

Granular glitch multi-effect plugin with a cross-modulation engine and a 16-step sequencer for controlled destruction

free open source AGPL-3.0 VST3 effect midi instrument synth sequencer granular

Glorious

Glorious— Christian Abbott

A stereo chorus plugin made with JUCE

free open source GPL-3.0 VST3 effect modulation

GnomeDistort 2

GnomeDistort 2— CROWBAIT

A brutal, destructive multi-band distortion plugin — not intended for soft saturation.

free open source GPL-3.0 VST3 effect distortion

Guardian— danja

Output-safety processor with input gain, look-ahead limiting (attack + release), variable-curve clipping (soft to hard), DC removal, true-peak protection, bypass, and latched diagnostics.

free open source MIT VST3 effect utility

Guitar Strum Sequencer

Guitar Strum Sequencer— Allen SC Wu

A 16-step MIDI FX plugin that turns held chords into realistic, string-by-string guitar strumming patterns using a chord voicing engine.

free open source MIT VST3 AudioUnit Standalone effect midi guitar sequencer

Guitar Vocoder

Guitar Vocoder— Duncan

Vocoder plugin that combines a voice and guitar input, for Logic Pro, Pro Tools, REAPER, and other AU/VST3/AAX hosts

free open source MIT VST3 AudioUnit AAX effect guitar

GuitarD

GuitarD— TobiasKozel

Node based multi effects audio processor

free open source MIT VST3 AudioUnit Standalone effect guitar

GuitPreamp

GuitPreamp— Guillermo Moñino Cánovas

Guitar preamp plugin blending ideas from multiple preamp effects — noise gate, tone-shaping character/emphasis EQ, tube-emulated drive, and a compressor

free open source MIT VST3 AudioUnit effect distortion guitar

Haas Effect

Haas Effect— tetra-fox

Stereo widening plugin using the Haas effect — per-channel delay, smoothing, polarity inversion, crossfeed, feedback, and a built-in limiter

free open source GPL-3.0 VST3 CLAP effect delay

Hamburger

Hamburger— Davit G

Hamburger is a distortion plugin with inbuilt dynamics controls and equalisation that can deliver both subtle tangy harmonics and absolute annihilation to any sound.

free open source AGPL-3.0 VST3 AudioUnit CLAP effect distortion eq compressor dynamics

Hammer und Meißel

Hammer und Meißel— Florian Mrugalla

A keytracked polyphonic modal filter effect

free open source GPL-3.0 VST3 AudioUnit effect filter

HandyOsc

HandyOsc— eulmour

A wave-warping effect that turns incoming audio into sawtooth-like waves for synth-style tones, with bitcrush, pre/post filtering, and a built-in oscilloscope.

free open source BSD-3-Clause VST3 effect instrument synth distortion

HarmonicExciter

HarmonicExciter— Hermann

Based on a half-wave clipper, adds harmonics to the source signal by mixing them in.

free open source 0BSD LV2 effect distortion saturation

Helm

Helm— Matt Tytel

Polyphonic semi-modular synthesizer with a flexible modulation system.

free open source GPL-3.0 VST3 LV2 AudioUnit Standalone effect instrument modulation synth

High Shelf Filter— James Morris

VCF plugins by Matthias Nagorni ported to the LV2 specification

GPL LV2 effect filter

High Shelf Filter CV— James Morris

VCF plugins by Matthias Nagorni ported to the LV2 specification

GPL LV2 effect filter

Homecorrupter

Homecorrupter— Igor Zinken

VST plugin that reduces sampling rate, bit depth and playback speed on-the-fly

free open source MIT VST3 VST2 effect distortion

HTek Distortion

HTek Distortion— kiztam

Piecewise, memoryless soft-knee hard clipper with a monotonic quartic transition between the linear and saturated regions, plus optional bias and DC compensation

free open source MIT VST3 effect distortion

Hyperclip

Hyperclip— Albert Shefner

Distortion/clipper plugin

free open source MIT VST3 CLAP effect distortion

IEM Plugin Suite

IEM Plugin Suite— Institute of Electronic Music and Acoustics

Collection of ambisonic plug-ins including Compressors, Delays, Reverb, Encoders, Decoders and Visualizers.

free open source GPL-3.0 VST3 LV2 AAX Standalone VST2 effect reverb delay

im_disperser

im_disperser— sout_Nantang

Disperser plugin that spreads frequencies apart over time using an allpass filter chain

free open source GPL-3.0 VST3 CLAP effect

InstaWidth

InstaWidth— Ariel Hartung

Open-source M/S stereo width plugin with 3-band control, monomaker, side tilt, side de-esser, and switchable min/linear phase.

free open source GPL-3.0 VST3 LV2 AudioUnit effect

Integra

Integra— KαΩSS

A faithful LV2 emulation of the TC Electronic Integrated Preamplifier

free open source GPL-3.0 LV2 effect amp guitar

Interleaf

Interleaf— Ardura

Interleaving Equalizer using Biquads, inspired by the Airwindows design of interleaving signals together.

free open source GPL-3.0 VST3 CLAP effect eq

JC303

JC303— Midilab

A bass synthesizer designed to simulate bass guitars. Based on the Roland TB-303 Bass Line.

free open source GPL-3.0 VST3 LV2 AudioUnit CLAP effect bass instrument synth distortion

JCBCompressor

JCBCompressor— cjitter

Plugin compresor de audio hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect compressor dynamics

JCBDistortion

JCBDistortion— cjitter

Plugin distorsionador hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect distortion

JCBExpander

JCBExpander— cjitter

Plugin expansor de audio hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect dynamics

JCBImager

JCBImager— cjitter

Plugin procesador de imagen estéreo multibanda hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect

JCBMaximizer

JCBMaximizer— cjitter

Plugin limitador/maximizador hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect dynamics limiter

JCBReverb

JCBReverb— cjitter

Plugin de reverberación hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect reverb

JCBTransient

JCBTransient— cjitter

Plugin de diseño de transitorios hecho con gen~, Plugin Export y JUCE

free open source GPL-3.0 VST3 AudioUnit AAX effect

JS Inflator

JS Inflator— Aris Kiriki-Liszt

JS Inflator is a copy of Sonnox Inflator.

free open source GPL-3.0 VST3 AudioUnit effect distortion saturation

Kapitonov Plugins Pack

Kapitonov Plugins Pack— Oleg Kapitonov

A collection of LV2 guitar sound processing plugins, including a tube amp emulator with preamp/tonestack/power-amp/cabinet stages, distortion, and fuzz.

free open source GPL-3.0 LV2 effect distortion guitar

Kapitonov Plugins Pack (KPP)

Kapitonov Plugins Pack (KPP)— olegkapitonov

Set of guitar sound processing plugins (VST3). Includes tubeAmp (advanced tube amp emulator with profiles), Bluedream, Distruction, Fuzz, Deadgate, Octaver, and Single2Humbucker. Great for guitar tones.

free open source GPL-3.0 VST3 effect distortion amp guitar

Kiln

Kiln— Martin Morrell

A multiband linear-phase crossover plugin with per-band compression, limiting, and saturation, summed back together with no phase smearing.

free open source GPL-3.0 VST3 AudioUnit effect distortion saturation compressor dynamics

Krunch

Krunch— Matthijs Hollemans

Lowpass filter + saturation audio effect plug-in

free open source GPL-3.0 VST3 LV2 AudioUnit effect distortion saturation filter

lamb

lamb— magnetophon

A lookahead compressor/limiter that's soft as a lamb.

free open source AGPL-3.0 VST3 CLAP Standalone effect compressor dynamics limiter

LameVST

LameVST— Artur Iunusov

MP3 as a VST effect, ideal for previewing your track in mp3-mode during playback

free open source GPL-3.0 effect

LayerEngine

LayerEngine— samplaman

Quad-layer granular synthesizer for sound design and atmospheric textures, with per-layer position/pitch/density jitter, filters, spatialization, modulation and a global FX suite (chorus, delay, phaser, limiter).

free open source MIT VST3 AudioUnit CLAP Standalone effect instrument modulation synth granular

Le Phonk

Le Phonk— Speechrezz

A distortion plugin with a built-in "Le Ottz" OTT-style multiband compression mode, time and multiplier controls, and automatic update checking.

free open source MIT VST3 AudioUnit effect distortion compressor dynamics

LibreKick

LibreKick— Anorak

Open-source kick drum synthesizer using visual waveshaping to generate kick samples

free open source GPL-2.0 CLAP effect instrument distortion

Lightverb— danja

Minimal stereo reverb using a fixed four-line feedback-delay network. No convolution, FFT, or modulation bank; favours predictable DSP workload over natural room simulation. Suitable as a mix insert (default 20% wet) or

free open source MIT VST3 effect

Loopdelay— danja

Stereo delay and capture looper. Time is freely settable (20–4000 ms) or host BBT-synced from a quarter beat to four bars. Delay mode provides filtered feedback and ping-pong crossfeed; Loop mode captures one length, sna

free open source MIT VST3 effect

Low Shelf Filter— James Morris

VCF plugins by Matthias Nagorni ported to the LV2 specification

GPL LV2 effect filter

Low Shelf Filter CV— James Morris

VCF plugins by Matthias Nagorni ported to the LV2 specification

GPL LV2 effect filter

LSP Plugins

LSP Plugins— Vladimir Sadovnikov

A collection of open-source audio effects, synthesizers, and tools designed for music and sound production, primarily on the GNU/Linux platform.

donationware open source LGPL-3.0 VST3 LV2 CLAP effect dynamics

LUMINA

LUMINA— OTODESK

High-resolution spectral processor for transparent mastering — separates audio into tonal and transient components with independent dynamics control

free open source AGPL-3.0 VST3 effect dynamics

Macro Oscillator

Macro Oscillator— Reece Mitchell

Compact synthesizer built around the Mutable Instruments Braids macro oscillator engine, with multi-stage MSEG modulation

free open source AGPL-3.0 VST3 effect instrument modulation synth

maetning

maetning— soerenbnoergaard

A saturation plugin with multiple selectable saturation algorithms, available as VST2 and LV2.

free open source MIT LV2 VST2 effect distortion saturation

Maim

Maim— Arden Butterfield

Circuit bends MP3 and Opus encoders in real time to create distortion and digital glitches.

free open source GPL-3.0 VST3 AudioUnit effect modulation distortion

Manta

Manta— Florian Mrugalla

A resonator effect using parallel bandpass filters, plus a comb filter and ring modulator, with a waveform-generating formula parser and a tuning editor for exploring xenharmonic scales.

free open source GPL-3.0 VST3 AudioUnit effect

MDA Ambience— djshaji

Amp Rack is a Guitar / Voice Audio Effects Processor for Android. Amp Rack is an Open Source LADSPA Plugins Host for Android. More than 150 high quality audio plugins are available which can be added in any order to the

GPL LV2 effect reverb

MDA Bandisto— djshaji

This plug is like MultiBand but uses 3 bands of clipping instead of compression. This is unlikely to be a plug you use every day, but when you want to recreate the sound of torn bass-bins you know where to come!

GPL LV2 effect distortion

MDA De-ess— djshaji

Reduce excessive sibilants (/s/ /t/ /sh/ etc.) in vocals and speech.

GPL LV2 effect dynamics

MDA Degrade— djshaji

Amp Rack is a Guitar / Voice Audio Effects Processor for Android. Amp Rack is an Open Source LADSPA Plugins Host for Android. More than 150 high quality audio plugins are available which can be added in any order to the

GPL LV2 effect distortion

MDA Delay— djshaji

Amp Rack is a Guitar / Voice Audio Effects Processor for Android. Amp Rack is an Open Source LADSPA Plugins Host for Android. More than 150 high quality audio plugins are available which can be added in any order to the

GPL LV2 effect delay

MDA Dither— djshaji

When a waveform is rounded to the nearest 16 (or whatever)-bit value this causes distortion. Dither allows you to exchange this rough sounding signal-dependant distortion for a smooth background hiss.

GPL LV2 effect distortion

MDA DubDelay— djshaji

Amp Rack is a Guitar / Voice Audio Effects Processor for Android. Amp Rack is an Open Source LADSPA Plugins Host for Android. More than 150 high quality audio plugins are available which can be added in any order to the

GPL LV2 effect delay

MDA Dynamics— djshaji

Amp Rack is a Guitar / Voice Audio Effects Processor for Android. Amp Rack is an Open Source LADSPA Plugins Host for Android. More than 150 high quality audio plugins are available which can be added in any order to the

GPL LV2 effect dynamics

MDA Image— djshaji

Allows the level and pan of mono and stereo components to be adjusted separately, or components to be separated for individual processing before recombining with a second Image plug-in.

GPL LV2 effect spatial