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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Chorg 870 plugin interface
KBplugs

Chorg 870

Chorg 870 is a free synthesizer plugin by KBplugs, emulating the Korg 800DV with an inspired, not exact, hardware sound. It features no presets, reflecting the real unit's design.

VST2Synths
Chorg 770 DV plugin interface
KBplugs

Chorg 770 DV

Chorg 770 DV is a Windows-only VST2 synthesizer emulating the Korg 770 with a circuit-inspired design. It offers no presets, delivering a raw, authentic experience.

VST2Synths
Cassini plugin interface
KBplugs

Cassini

Cassini by KBplugs is a free Moog Voyager-inspired synthesizer emulation for Win32 VST2 x86. It offers raw analog-style synthesis with no presets, capturing the spirit of the hardware.

VST2Synths
Whooo plugin interface
Krakli

Whooo

Whooo by Krakli is a free experimental theremin-like VST2 plugin for Windows 32-bit. It features pitch control via keyboard and allows storing up to 16 user presets for creative sound exploration.

VST2Synths
VST Speek plugin interface
Wavosaur

VST Speek

VST Speek is a free speech software synthesizer that emulates the iconic Software Automatic Mouth from the Commodore 64, delivering classic robotic voice effects.

VST2Synths
Vocov2 plugin interface
g200kg

Vocov2

Vocov2 by g200kg is a free VST2 vocoder plugin for Windows with an internal 2 oscillator synth carrier and support for external carrier signals.

VST2Synths
Voc plugin interface
SocaLabs

Voc

Voc by SocaLabs is a free VST2 plugin that emulates the glottis and the shape of the vocal tract, allowing you to modify sounds by constricting the oral cavity. It features a waveform display for visual feedback.

VST2Synths
V-Koder plugin interface
DCSI

V-Koder

V-Koder by DCSI is a free sample-based synth instrument featuring 3 vocoded short nonsense voice soundsets across 3 octaves.

VST2Synths
Thundergod plugin interface
smokedesigns

Thundergod

Thundergod is a polyphonic synthesizer VST2 plugin designed for creating Viking style music with easy sound control and integrated effects.

VST2Synths
The Shepherd plugin interface
Simple Media

The Shepherd

The Shepherd is a minimalist mini-synth by Simple Media crafted to recreate the haunting whistling sound from Kill Bill's Ennio Morricone soundtrack. Designed for Windows 32-bit systems in VST2 format.

VST2Synths
Terrormin plugin interface
Quilcom

Terrormin

Terrormin by Quilcom is a free theremin simulation plugin available in VST2 format for Windows 32 and 64-bit systems.

VST2Synths
Synlay plugin interface
Elena Design

Synlay

Synlay by Elena Design is a unique delay-based synthesizer offering three parallel tuned-delay modules for creating diverse sounds from orchestral tones to synthetic textures.

VST2Synths
Super Spook Keys plugin interface
Simple Media

Super Spook Keys

Super Spook Keys by Simple Media is a free VST plugin that replicates the classic Theremin sound using sine, sawtooth, triangle, and pulse waves, with variable LFO and wave shaping options.

VST2Synths
Sounds of old TV games plugin interface
SyncerSoft

Sounds of old TV games

Sounds of old TV games is a VSTi plugin by SyncerSoft that introduces the sound atmosphere of vintage TV games into your mixes with 21 unique sound profiles.

VST2Synths
Serpo plugin interface
JD TECH

Serpo

Serpo by JD TECH is a free, easy-to-use virtual instrument featuring a diverse collection of original acoustic and vocal sounds recorded worldwide.

VST2Piano & keys
Radio plugin interface
Softrave

Radio

Radio by Softrave is a free VST2 synth plugin for Windows that creates dirty, radiolike pulsating sounds synchronized to BPM. It suits genres like IDM, cut'n'click, noise, and industrial.

VST2Synths
PART plugin interface
Orchestools

PART

PART is a free rompler plugin featuring orchestral samples from the Versilian Studios VSCO2 CE library. It offers 97 samplemaps, 3 LFOs, 14 filter types, and an FX section to craft unique sounds.

VST2Orchestral
Miscellania I : Horror plugin interface
Versilian Studios

Miscellania I : Horror

Miscellania I : Horror is a free VST2 plugin offering six octaves of spooky sounds including percussive hits, rattles, cauldrons, gongs, and whistles. Vibrato is mod wheel controlled.

VST2Samplers
The free-plugin pulseUpdated Aug 23, 2026

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