Instruments, effects, and hidden gems

Free VST plugins

Discover free Windows audio plugins by sound, instrument, effect, format, popularity, and the creative tools producers use together.

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Oct 2, 2026
VeloScaler plugin interface
CodeFN42

VeloScaler

VeloScaler by CodeFN42 is a free MIDI effect plugin for Windows that lets you adjust and scale MIDI note velocities with up to 5 customizable bands.

VST2MIDI effects
NoteMapper plugin interface
CodeFN42

NoteMapper

NoteMapper by CodeFN42 is a free MIDI utility plugin that maps incoming MIDI notes to up to three different notes across multiple channels, enabling complex triggering setups like multi-sampler drum patterns.

VST2MIDI tools
MidiKeySwitcher plugin interface
4drX

MidiKeySwitcher

MidiKeySwitcher lets you assign 2-key switches to select MIDI channels and send program and bank change messages directly from your MIDI keyboard, eliminating the need for a mouse when browsing plugin presets.

VST2Uncategorized
MIDI-Transformer plugin interface
Austen

MIDI-Transformer

MIDI-Transformer by Austen lets you transform and reroute incoming MIDI signals within your VST chain on Windows 64-bit systems.

VST2MIDI tools
MIDI Monitor plugin interface
Robin Schmidt

MIDI Monitor

MIDI Monitor by Robin Schmidt displays incoming MIDI messages in real time. It is available as both instrument and effect plugin versions to ensure host compatibility.

VST2MIDI tools
Wind Chimes plugin interface
ToneCarver

Wind Chimes

Wind Chimes by ToneCarver generates MIDI notes simulating wind chime strikes influenced by wind conditions, optionally sending control change messages for system energy.

VST2MIDI generators

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VeloScaler plugin interface
VeloScalerCodeFN42 · VST2
One click
NoteMapper plugin interface
NoteMapperCodeFN42 · VST2
One click
MidiKeySwitcher plugin interface
MidiKeySwitcher4drX · VST2
One click
MIDI-Transformer plugin interface
MIDI-TransformerAusten · VST2
One click
MIDI Monitor plugin interface
MIDI MonitorRobin Schmidt · VST2
One click
Wind Chimes plugin interface
Wind ChimesToneCarver · VST2
One click

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Polyphenom 2 plugin interface
Ocean Swift Synthesis

Polyphenom 2

Polyphenom 2 by Ocean Swift Synthesis is a hybrid polyphonic synthesizer combining additive, wavetable, subtractive, and FM synthesis with built-in effects and extensive modulation options.

VST2Synths
PolyGAS plugin interface
Stone Voices

PolyGAS

PolyGAS is a free polyphonic granular synthesizer supporting 32 voices and WAV/AIFF sample files in multiple bit depths and stereo modes for Windows.

VST2Synths
Phosphor plugin interface
Audio Damage

Phosphor

Phosphor is a vintage digital additive synthesizer modeled on the alphaSyntauri, featuring two sixteen-partial additive oscillators with independent amp envelopes.

VST2Synths
OSS Enterprise plugin interface
Ocean Swift Synthesis

OSS Enterprise

OSS Enterprise by Ocean Swift Synthesis is a hybrid synthesizer that combines vector, additive, subtractive, and wavetable synthesis. It features 4 groups of oscillators with diverse sonic options and hundreds of factory presets.

VST2Synths
Nettle plugin interface
Fellusive

Nettle

Nettle by Fellusive is a unique synthesizer that uses scanned synthesis to create constantly evolving timbres by tracing moving masses.

VST2Synths
NANDroid plugin interface
Fugue State Audio

NANDroid

NANDroid by Fugue State Audio is a simple noisebox synthesizer using four squarewave oscillators and NAND gates to create unique sounds. It is available as a 64-bit VST2 plugin for Windows.

VST2Synths
Monica plugin interface
Fanan Team

Monica

Monica by Fanan Team is a dual-layered monophonic synthesizer featuring two distinct oscillators: a wavetable oscillator with 64 wavetables plus 64 morphing options, and a high-quality 32-bit shaped wave oscillator, delivering aggressive sounds with a wide dynamic range.

VST2Synths
Mantra Evo plugin interface
beatassist.eu

Mantra Evo

Mantra Evo is a free Windows synthesizer plugin by beatassist.eu that blends FM and Phase Distortion synthesis with morphing wave capabilities and five envelope controls per synth.

VST2Synths
Majoris Free plugin interface
Fanan Team

Majoris Free

Majoris Free by Fanan Team is a unique synth arranger that helps songwriters quickly compose new ideas with built-in drums, bass, and accompaniment oscillator inspired by automatic accompaniment organs.

VST2Synths
Junglist plugin interface
Synapse Audio Software

Junglist

Junglist by Synapse Audio Software is a Win32 VST2 synthesizer with subtractive and FM synthesis using 2 oscillators. It features 32 preset waveforms and advanced voice effects including a bass filter for powerful jungle and drum'n'bass bass sounds.

VST2Synths
Informant plugin interface
Quilcom

Informant

Informant by Quilcom is a free Windows VST2 synthesizer plugin focused on formant synthesis, shaping, and sequencing, allowing the creation of simple speech sounds without text-to-speech.

VST2Synths
HY-POLY Free plugin interface
HY-Plugins

HY-POLY Free

HY-POLY Free is a subtractive polyphonic synthesizer with one oscillator mode and up to four voices, offering multiple modulation options and five audio effect units.

VST2Synths
Gnat plugin interface
Bitsonic

Gnat

Gnat by Bitsonic is a hybrid analog and sample-based synthesizer featuring 2 alias-free unison oscillators with 6 stereo voices and 2 simple oscillators generating analog-shaped waveforms. Available as a free VST2 plugin for 32-bit Windows.

VST2Synths
Digits plugin interface
Extent of the Jam

Digits

Digits is a phase distortion synthesizer inspired by Casio's CZ series, offering a minimal interface for crafting warm pads, glitchy sounds, dirty basses, filthy sweeps, and screaming leads.

VST2Synths
DEVIL BASS MODULE plugin interface
Devil Soundz

DEVIL BASS MODULE

DEVIL BASS MODULE by Devil Soundz is a Windows-only bass synthesizer VST2 featuring two oscillators with multiple waveforms, a drawable amplitude envelope, and a selectable filter for vibrant bass sounds.

VST2Synths
Caster plugin interface
Quilcom

Caster

Caster by Quilcom is a granular synthesizer offering up to 24 grains per note with adjustable grain length, start position modulation via a scanner, and pitch offset modulation with a dedicated LFO.

VST2Synths
Burt plugin interface
Noisebud

Burt

Noisebud Burt is a bass synthesizer delivering gritty and dirty tones using waveshaping through distortion, bit crush, and resonance.

VST2Synths
Bounce plugin interface
Noizefield

Bounce

Bounce by Noizefield is a free 6-oscillator subtractive synthesizer tailored for electronic music genres like EDM, House, Future House, Dance, Melbourne Bounce, Trance, and Dubstep.

VST2Synths
The free-plugin pulseUpdated Oct 2, 2026

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