Instruments, effects, and hidden gems

Free plugins: Instruments

Browse 1072 reviewed free instrument plugins for Windows, with compatibility and installation details.

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1072 plugins

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SIM-CLAV plugin interface
Quilcom

SIM-CLAV

SIM-CLAV is a free VST2 synthesizer plugin by Quilcom that simulates the sounds of Clavichord and Clavinet using synthesiser elements. Available for both 32-bit and 64-bit Windows systems.

VST2Piano & keys
RhodeZ plugin interface
DSK

RhodeZ

DSK RhodeZ offers six Rhodes electric piano variations featuring velocity response, amp envelope, micro-detuner, and built-in effects including reverb, flanger, and chorus.

VST2Piano & keys
Mr Tramp plugin interface
GSi

Mr Tramp

Mr Tramp by GSi is a free VST2 plugin that authentically simulates the Wurlitzer Electric Piano model 200, capturing its unique hammer and damper noises with a built-in adjustable tremolo effect.

VST2Piano & keys
Merlittzer plugin interface
bigcat Instruments

Merlittzer

Merlittzer by bigcat Instruments is a free sampled Wurlitzer electric piano plugin available as a VST2 for Windows and OSX.

VST2Piano & keys
Keys of the 70s plugin interface
lostin70s

Keys of the 70s

Keys of the 70's is a keyboard wave synthesizer featuring sample playback with effects including reverb, chorus, tube amplifier simulation, and tremolo.

VST2Piano & keys
KEY plugin interface
Orchestools

KEY

KEY by Orchestools is a free 4 layer keyboard rompler using Versilian Studios VSCL samples. It offers 69 samplemaps, release trigger mode for noise control, and 2 LFOs for sound design flexibility.

VST2Piano & keys
Zoomchak Pro plugin interface
KBplugs

Zoomchak Pro

Zoomchak Pro by KBplugs is a free VST2 synthesizer plugin for Windows x86 that emulates the Moog Sonic Six circuit design without focusing on exact hardware accuracy. It offers a raw, preset-free experience akin to the original synth.

VST2Synths
Zoomchak II plugin interface
KBplugs

Zoomchak II

Zoomchak II is a free Windows VST2 plugin by KBplugs that emulates the Moog Sonic Six with three oscillators, capturing its classic synth character.

VST2Synths
Zoomchak plugin interface
KBplugs

Zoomchak

Zoomchak by KBplugs is a free Moog Sonic Six-inspired synthesizer emulation for Windows 32-bit VST2 hosts. It offers a raw analog-style sound without presets, replicating the hands-on experience of the original synth.

VST2Synths
Yumaha CS-75M plugin interface
KBplugs

Yumaha CS-75M

Yumaha CS-75M is a free Yamaha CS-inspired synthesizer emulation for Windows. It captures the spirit of the original hardware circuits without preset options, offering an authentic hands-on experience.

VST2Synths
Yumaha CS-35 plugin interface
KBplugs

Yumaha CS-35

Yumaha CS-35 is a free VST2 synthesizer plugin for Windows that emulates the Yamaha CS-15 and CS-30L circuits with no presets, offering a raw and authentic experience.

VST2Synths
Yumaha CS-153 plugin interface
KBplugs

Yumaha CS-153

Yumaha CS-153 is a free Windows VST2 plugin that emulates Yamaha CS series synthesizers, featuring design elements from the CS-30L and GX-1 with a unique brushed copper panel and Bakelite knobs.

VST2Synths
Yonu60 plugin interface
L-Day

Yonu60

Yonu60 by L-Day is a free Windows VST2 synthesizer plugin replicating the vintage analog sound of the Roland Juno series with classic features like 1 DCO, LFO, PWM, and ADSR envelope control.

VST2Synths
VK-1 Viking Synthesizer plugin interface
Blamsoft

VK-1 Viking Synthesizer

VK-1 Viking Synthesizer by Blamsoft is an authentic monophonic analog synth emulating the classic Moog Voyager. It features three variable oscillators, dual ladder filters, a multi-wave LFO, and modulation busses.

VST2Synths
vintage bass o1 plugin interface
easytoolz

vintage bass o1

Vintage Bass O1 by easytoolz is a gritty bass synthesizer featuring two oscillators with 14 wave options, octave tuning, mix and clipper controls, low- and band-pass filters, envelope generator, LFO, monophonic mode, portamento, double-delay, ADSR-VCA, and 32 patches.

VST2Synths
Tricent mk III plugin interface
Full Bucket Music

Tricent mk III

Tricent mk III is a high-performance VST2 plugin that emulates the classic KORG Trident mk II synth with Synthesizer, Brass, and Strings sections plus a flanger effect.

VST2Synths
tonus ProColorist plugin interface
KBplugs

tonus ProColorist

tonus ProColorist is a free Windows VST2 synth plugin by KBplugs inspired by the ARP Pro Soloist circuits, offering classic synth tones without presets.

VST2Synths
tonus Explorer II plugin interface
KBplugs

tonus Explorer II

tonus Explorer II is a VST2 synthesizer plugin for Windows that emulates the ARP Explorer II. Inspired by the original unit's circuits, it offers a vintage synth experience without preset options.

VST2Synths
The free-plugin pulseUpdated Oct 14, 2026

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