Instruments, effects, and hidden gems

Free plugins: Instruments

Browse 212 reviewed free instrument plugins for Windows, with compatibility and installation details.

Install IndiePlugins
279reviewed plugins
76%install-ready
Top 5category ranks
32sound categories

Filtered catalog

212 plugins

Every reviewed plugin matching the current filters.

Crazy Diamonds plugin interface
Rumpelrausch

Crazy Diamonds

Crazy Diamonds by Rumpelrausch is a free VST2 plugin for Windows that emulates vintage string ensemble sounds, delivering rich, classic tones reminiscent of iconic string synth chords.

VST2Strings
Horus plugin interface
B Serrano

Horus

Horus by B Serrano is a 64-voice polyphonic synth blending string machine and poly synth qualities. It creates rich pads with 4 oscillators, chorus, auto-wah, filters, phaser, stereo delay, and full MIDI learn support.

VST2Synths
easy-mr. stringer plugin interface
easytoolz

easy-mr. stringer

easy-mr. stringer by easytoolz is a free string synthesizer for Windows featuring two oscillators with 17 string-waveforms each, dual filters, modulation options, and mono/poly modes.

VST2Synths
DVS Microtron plugin interface
Dream Vortex Studio

DVS Microtron

DVS Microtron is a free VST2 plugin for Windows that recreates the classic Mellotron/Novatron tape-based sampler sounds, featuring male/female choir, string section, and flute voices recorded on a Studer A80.

VST2Samplers
Combo Model F plugin interface
Martinic

Combo Model F

Combo Model F by Martinic is a free virtual combo organ plugin modeled after the 1960s Farfisa Mini Deluxe Compact, featuring a 4-octave C-to-C keyboard and multiple voice tabs.

VST2Organs
Bravette plugin interface
Samsara Cycle Audio

Bravette

Bravette is a vintage home organ plugin featuring selectable voices and rhythms, designed to add an authentic home organ feel, especially suited for Reggae and Ska music.

VST2Organs
AZR-3 plugin interface
Rumpelrausch

AZR-3

AZR-3 by Rumpelrausch is a free drawbar organ emulation plugin for Windows featuring two keyboards, a pedal section, and selectable waveforms with drawbar control.

VST2Organs
B3x plugin interface
DSK

B3x

B3x by DSK is a free VST2 organ plugin for Windows featuring two layers, 12 waveforms, octave selection, micro-detuning, and built-in delay and flanger effects with assignable automation.

VST2Organs
8-Bar plugin interface
Samsara Cycle Audio

8-Bar

8-Bar by Samsara Cycle Audio emulates a vintage drawbar organ with multiple volume controls, vibrato, filter, and envelope sections for rich, classic tones.

VST2Organs
AnyText plugin interface
Fanan Team

AnyText

AnyText is a free VST instrument plugin for Windows that lets you add, save, and load text comments within your projects. It supports six text pages and English language input.

VST2Uncategorized
Afrokeyz Lite plugin interface
Afroplug

Afrokeyz Lite

Afrokeyz Lite is a free keyboard synthesizer rompler for Windows and Mac featuring 6 presets inspired by African diaspora beats like Dancehall and Afrobeats. It includes reverb, ADSR, LFO, glide, pitch, filter, and pan controls.

VST2Synths
2RuleSynth plugin interface
2Rule

2RuleSynth

2RuleSynth is a hybrid synthesizer offering simultaneous classic subtractive, FM, and ring modulation synthesis with two independent oscillators, each featuring LFOs and ADSR envelopes. It delivers a unique soundscape ranging from classic analog tones to experimental concrete music textures.

VST3Synths
Dominator plugin interface
TA Programming

Dominator

Dominator by TA Programming is a multi-cycle wave analysing synthesizer for creating powerful bass-lines and clear plucks using innovative wavetable synthesis.

VST2Synths
Anadyomene plugin interface
Benedict Roff-Marsh

Anadyomene

Anadyomene is a user-friendly FM synthesizer that combines the simplicity of subtractive synthesis with the unique character of FM (DX-7) synthesis.

VST2Synths
DA-01 plugin interface
Benedict Roff-Marsh

DA-01

DA-01 is a mono and duophonic analog synthesizer with a unique filter and simple architecture inspired by early analog synths like the Jupiter 4.

VST2Synths
AddIt plugin interface
MVX Synths

AddIt

AddIt by MVX Synths is an 8-oscillator additive synthesizer featuring four standard waveforms and a dual SVF multimode filter with advanced modulation options for amplitude, pitch, and stereo balance.

VST2Synths
Brassinematic plugin interface
Fanan Team

Brassinematic

Brassinematic by Fanan Team is a free Windows VST2 plugin offering a cinematic brass machine with four high-quality 32-bit waveform oscillators emulating baritone saxophone, french horn, trombone, and trumpet.

VST2Brass & wind
BJAM plugin interface
Malaclypse the Younger

BJAM

BJAM by Malaclypse the Younger is a free Strat electric guitar rompler featuring sampled S-Type guitar sounds with authentic playing and signal processing techniques.

VST2Guitar & bass
AI Bass Mini plugin interface
Bitsonic

AI Bass Mini

AI Bass Mini by Bitsonic is a free electric bass guitar plugin offering unique AI-based bass sounds using innovative sampling technology.

VST2Guitar & bass
Breezy Day plugin interface
Malaclypse the Younger

Breezy Day

Breezy Day is a simple wind chimes rompler that plays sampled chimes at original or tuned pitches, including upward and downward sweeps at three speeds.

VST2Samplers
DB-Force The Amen plugin interface
Mastrcode Music

DB-Force The Amen

DB-Force The Amen is a free VST2 plugin for Windows that offers the legendary Amen Break pre-sliced into single drum hits. Play your MIDI and tweak knobs to create beats without manual slicing.

VST2Samplers
808 Bass Module 2 Lite plugin interface
BeatMaker

808 Bass Module 2 Lite

808 Bass Module 2 Lite by BeatMaker is a free 808 bass ROMpler with 10 layered presets designed to add grit and rumble to electronic music productions.

VST2Synths
Afroplugin plugin interface
Afroplug

Afroplugin

Afroplugin is a free drum kit rompler featuring 120 sounds and 10 presets tailored for African and Caribbean music styles like Dancehall, R&B, Reggaeton, Zouk, Compas, and Afrobeats.

VST2Drums
Hercules V3 plugin interface
Fruitymasterz

Hercules V3

Hercules V3 by Fruitymasterz is a freeware Supersaw synthesizer featuring 2 oscillators, 2 LFOs, ADSR and filter envelopes, pitch envelope, delay, and chorus effects.

VST2Synths
Scandiclavia plugin interface
Fanan Team

Scandiclavia

Scandiclavia by Fanan Team is a virtual analog Nordish organ module featuring a high dynamic range 32-bit waveform engine. It offers two organ module emulations in an open mixer format with enhanced features for authentic organ sounds.

VST2Organs
Sienna Bass plugin interface
Sound Magic

Sienna Bass

Sienna Bass is a free acoustic bass guitar plugin for Windows.

VST2Guitar & bass
EP 2008 plugin interface
GTG

EP 2008

EP 2008 by GTG is a free electric piano plugin for Windows offering authentic electric piano sounds in VST2 format.

VST2Piano & keys
Elektrik Keys plugin interface
DSK

Elektrik Keys

Elektrik Keys by DSK is a free Windows VST2 plugin featuring 2 layers, 13 waveforms, octave selection, micro-detuning, and built-in delay and flanger effects with assignable automation.

VST2Synths
Clavia Lab plugin interface
Simple Media

Clavia Lab

Clavia Lab by Simple Media is a hybrid analog and physical model electric piano plugin offering unique, evolving harmonic textures beyond typical Rhodes or Whurlitzer sounds.

VST2Piano & keys
4Front Rhode plugin interface
4Front

4Front Rhode

4Front Rhode is a free vintage Rhodes/Wurlitzer style piano module featuring gentle overdrive to reproduce classic electric piano sounds.

VST2Piano & keys
4Front E-Piano plugin interface
4Front

4Front E-Piano

4Front E-Piano is a compact hybrid e-piano module combining sample playback and synthesis. It delivers a rich, warm, and silky sound with a unique character.

VST2Piano & keys
Bucket ONE plugin interface
Full Bucket Music

Bucket ONE

Bucket ONE is a precise software simulation of the classic 1985 Crumar BIT 01/99 synthesizers, featuring up to 64 voices polyphony, split and double modes, and a visual sound editor.

VST2Synths
b6 plugin interface
KBplugs

b6

b6 by KBplugs is a free Windows VST2 plugin inspired by the Andromeda A6 synthesizer circuits, offering a unique analog emulation experience without aiming for exact hardware accuracy.

VST2Synths
Arminator plugin interface
Krakli

Arminator

Arminator by Krakli is a free VST2 plugin emulating the Yamaha CS80 analog synthesizer for Windows 32-bit systems.

VST2Synths
Alice-1377 plugin interface
SyncerSoft

Alice-1377

Alice-1377 is a free VST2 synthesizer plugin for Windows inspired by the classic Soviet Alisa-1377 synth.

VST2Synths
80-vox plugin interface
KBplugs

80-vox

80-vox by KBplugs is a free Yamaha CS-80 inspired synth emulation for Windows x86 systems. It offers an authentic interface without presets, reflecting the original hardware's design approach.

VST2Synths
44 S plugin interface
GTG

44 S

44 S by GTG is a free six-voice analog synthesizer plugin for Windows delivering a classic, fat sound.

VST2Synths
Bend Box plugin interface
ToneBytes

Bend Box

Bend Box by ToneBytes is a free software synthesizer for Windows that emulates a circuit-bending device, ideal for experimental sounds and noise effects.

VST2Synths
Angel Synth plugin interface
Gregjazz

Angel Synth

Angel Synth by Gregjazz is a free Windows VST2 synth plugin featuring a unique sound generation method centered on dynamic oscillators.

VST2Synths
Amusing sounds of the body plugin interface
SyncerSoft

Amusing sounds of the body

Amusing sounds of the body by SyncerSoft is a free VSTi plugin for Windows featuring 21 unique sound profiles of body-related noises such as sniff, pee, and itches to add playful atmosphere to your tracks.

VST2Samplers
ABVSTI plugin interface
Audiobulb

ABVSTI

ABVSTI by Audiobulb is a free virtual studio synthesizer for Windows that delivers unique acoustic elements responsive to MIDI control and automation.

VST2Synths
A-Saw plugin interface
Odosynths

A-Saw

A-Saw by Odosynths is a free phase modulation synthesizer plugin for Windows in VST2 format.

VST2Synths
A-Key plugin interface
Odosynths

A-Key

A-Key by Odosynths is a free Windows VST2 synth plugin featuring two oscillators with distortion.

VST2Synths
Bleep plugin interface
ToneBytes

Bleep

Bleep is a free VSTi synthesizer for Windows inspired by the MOS Technology SID sound. It features three oscillators with sawtooth, triangle, pulse with pulse width, and noise waveforms.

VST2Synths
Baby Piano plugin interface
Les Productions Zvon

Baby Piano

Baby Piano is a free Windows VST2 instrument featuring natural samples from a worn Chinese toy piano. It offers charming, authentic tones captured with the Maize Sampler.

VST2Piano & keys
38911 Bytes plugin interface
Odosynths

38911 Bytes

38911 Bytes by Odosynths is a Windows-only VST2 plugin inspired by Commodore 64 software. It features a single oscillator synth with four waveforms and three BPM sequencers for creative sound design.

VST2Synths
Apad 4.5 plugin interface
Odosynths

Apad 4.5

Apad 4.5 by Odosynths is an analog pad synthesizer featuring three oscillators with detune and oscillator volume controls, flexible filter types, and several modulation options. It supports glide, mono mode, and includes over 100 presets.

VST2Synths
Alieno plugin interface
Acrobatics

Alieno

Alieno by Acrobatics is a hybrid synthesizer featuring a sci-fi inspired object-oriented interface that combines multiple synthesis methods. It offers advanced modulation and MIDI control for crafting dynamic sounds.

VST2Synths
Alien Artifact plugin interface
HERCs Music Systems

Alien Artifact

Alien Artifact is a Free VST2 synth plugin for Windows that encourages raw sonic creativity through its unique alien-inspired controls.

VST2Synths
Aethereal plugin interface
Psychic Modulation

Aethereal

Aethereal by Psychic Modulation is an ambient vector synthesizer designed for crafting evolving atmospheres and textures using 4 wave oscillators and over 100 built-in sampled sounds.

VST2Synths
easy-V-syn o1 plugin interface
easytoolz

easy-V-syn o1

easy-V-syn o1 by easytoolz is a vintage wavetable synthesizer featuring four oscillators, multiple waveforms, and advanced modulation options for rich sound design on Windows.

VST2Synths
BlueZ plugin interface
DSK

BlueZ

BlueZ by DSK is a free 2 oscillator synthesizer with 134 waveforms, sub oscillators, advanced filters, LFO routing, and delay and chorus/flanger effects. Supports MIDI automation and preset management.

VST2Synths
Analog Galaxy plugin interface
SyncerSoft

Analog Galaxy

Analog Galaxy by SyncerSoft is a vintage-style ROM synthesis synthesizer featuring four analog-style filters plus reverb and delay effects. Ideal for creating synthetic basses, leads, and pads.

VST2Synths
Addtractive plugin interface
GyL Synths

Addtractive

Addtractive by GyL Synths is a free dual wavetable and unison synthesizer featuring two oscillators with 135 waveforms each. It offers waveform operations including addition, multiplication, subtraction, phase shift, inversion, and level adjustment, along with a detunable unison main oscillator and a switchable sub oscillator.

VST2Synths
Chorg DS-600 plugin interface
KBplugs

Chorg DS-600

Chorg DS-600 by KBplugs is a free VST2 synth plugin for Windows, inspired by the Korg DS-8 circuit but not aiming for exact hardware accuracy. It offers a raw synth experience without presets, similar to the original.

VST2Synths
Adonis plugin interface
B Serrano

Adonis

Adonis by B Serrano is a free virtual analog, AM, and FM synthesizer for Windows featuring 4 waveforms per voice, 57 voice structures, multiple modulation envelopes, LFOs with host sync, dual filters, and built-in effects with an 8-step sequencer.

VST2Synths
Acquitxx14 plugin interface
Acquit Music

Acquitxx14

Acquitxx14 by Acquit Music is a free frequency modulation synthesizer plugin for Windows 32-bit systems.

VST2Synths
Acquitxx11 plugin interface
Acquit Music

Acquitxx11

Acquitxx11 by Acquit Music is a free 4-note polyphonic FM synthesizer featuring 4 oscillators, 2 phasers, 2 flangers, and 16 lead and bass sounds. Available as a VST2 plugin for Windows 32-bit.

VST2Synths
A-sine plugin interface
Odosynths

A-sine

A-sine by Odosynths is a simple Windows-only synth featuring four sine wave oscillators with phase modulation. It offers ADSR-controlled filter and volume, along with auto panning and oscillator mix controls, suitable for organs and FM sounds.

VST2Synths
DodecaMax plugin interface
KBplugs

DodecaMax

DodecaMax by KBplugs offers a comprehensive emulation of Buchla 200 modules, featuring maximum 200-style module approximations including dual oscillators and a 2-operator module, all within a compact interface.

VST2Synths
The free-plugin pulseUpdated Aug 17, 2026

211 plugins are ready to install in one click.