Instruments, effects, and hidden gems

Free plugins: Synths

Browse 587 reviewed free synths plugins for Windows, with compatibility, formats, interface previews, and installation details.

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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
tonus 2813 plugin interface
KBplugs

tonus 2813

tonus 2813 by KBplugs is a Windows-only VST2 synthesizer inspired by the ARP Odyssey circuitry, delivering raw analog-style sound without presets.

VST2Synths
tonus 2620 plugin interface
KBplugs

tonus 2620

tonus 2620 is a VST2 synthesizer plugin for Windows that emulates the ARP 2600 circuits with a focus on inspired design rather than hardware accuracy.

VST2Synths
The Music Weasel plugin interface
KBplugs

The Music Weasel

The Music Weasel by KBplugs is a free Buchla Music Easel inspired synthesizer emulation available as a VST2 plugin for 32-bit Windows systems. It captures the spirit of the original circuits without exact sound replication and includes no presets.

VST2Synths
TAL-U-No-62 plugin interface
Togu Audio Line

TAL-U-No-62

TAL-U-No-62 is a polyphonic virtual analogue synthesizer plugin inspired by the classic JUNO-62, featuring original oscillator and filter emulations with self-resonance capabilities.

VST2Synths
tableBlend plugin interface
KBplugs

tableBlend

tableBlend is a free Windows VST2 synthesizer inspired by the DSI Prophet 12, emulating its circuits without targeting exact hardware sound replication. It features no presets.

VST2Synths
Synthy P plugin interface
KBplugs

Synthy P

Synthy P is a free EMS Synthi Professional inspired synthesizer emulation for Windows x86 in VST2 format. It offers circuit-inspired sound design without presets.

VST2Synths
The free-plugin pulseUpdated Sep 4, 2026

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