Samsara Cycle Audio
T-BASS
T-BASS by Samsara Cycle Audio is a free bass synthesizer inspired by the Roland TB-303 featuring saw, pulse, and double pulse waveforms with glide, ADSR envelope, and distortion.
VST2Synths
Instruments, effects, and hidden gems
Free plugins: Instruments
Browse 1072 reviewed free instrument plugins for Windows, with compatibility and installation details.
2140reviewed plugins
79%install-ready
Top 5category ranks
40sound categories
All categoriesDrum kits · 29Drum synths · 14Drum machines · 9Single drums · 27Groove / sequencers · 10Percussion · 30Drums · 30Guitar & bass · 28Piano & keys · 79Brass & wind · 44Folk & ethnic · 53Orchestral · 24Samplers · 52Loop & scratch · 12Synths · 587Organs · 30
Filtered catalog
1072 plugins
Every reviewed plugin matching the current filters.
Kriminal
SynthX
SynthX by Kriminal is a monophonic bass synthesizer featuring one oscillator with sine, saw, and pulse waveforms, an asymmetric distortion controlled via an XY pad, and three distinct low-pass filter types. It includes ADSR envelopes for amp and filter, retrigger, and glide.
VST2Synths
MARVIN PAVILION
Synthestra
Synthestra is a vintage-style monophonic synthesizer featuring two oscillators, a noise generator, and an LFO with multiple waveforms. It includes a low-pass filter with cutoff and resonance controls for classic analog sounds.
VST2Synths
Tweakbench
ritual
ritual by Tweakbench is an analog-style bass synthesizer for Windows featuring a unique blend of pulse, crushed triangle, super-saw, and crushed sine oscillators for a thick and rich sound.
VST2Synths
SyncerSoft
Rhythm
Rhythm by SyncerSoft is a free one-voice synthesizer plugin emulating the Soviet-era EMI Ritm 2 keyboard synthesizer, designed for solo and ensemble usage.
VST2Synths
Togu Audio Line
Real Synth
Real Synth by Togu Audio Line is a retro monophonic virtual analog synthesizer with low CPU usage, featuring two bandlimited oscillators, noise FM, and multiple modulation options.
VST2Synths
GTG
NK 1001
NK 1001 by GTG is a free old school monophonic synthesizer for Windows featuring dual oscillators with sample and hold, pulse width modulation, and a switchable AMP mode between ADSR and GATE.
VST2Synths
easytoolz
Mormox Imitate
Mormox Imitate is a freeware synth plugin emulating the Murmux Initate hardware from Greece. It features 2 oscillators with saw and pulse waves, FM modulation, a sub-oscillator, and a combined lowpass-bandpass filter.
VST2Synths
nB Audio
Monolisa
Monolisa is a free monophonic virtual analog synthesizer for Windows featuring dual oscillators, noise sources, and a 24dB low/high-pass filter with envelope control.
VST2Synths
Dream Vortex Studio
Megabass
Megabass from Dream Vortex Studio is a straightforward bassline synthesizer featuring a single oscillator, glide, one-knob A.D.S.R. envelope control, LP filter, chorus, and overdrive for quick and versatile bass sound creation.
VST2Synths
HY-Plugins
HY-Mono
HY-Mono is a monophonic synthesizer inspired by the Oberheim SEM featuring 2 oscillators, a sub/noise oscillator, state variable filter, envelopes, LFO, delay, and drive effects.
VST2Synths
Contralogic Productions
Foxglove
Foxglove is a monophonic synthesizer with a waveshaping section and independent stereo channel generation for unique stereo effects. It features modulation via internal envelope generators and LFOs or can be automated by a VST host.
VST2Synths
SyncerSoft
Estradion
Estradion is a monophonic synthesizer plugin modeled on the classical Soviet Estradin-230, featuring three tone generators and noise source. It supports external input like electric guitar and electroorgan sounds.
VST2Synths
Dream Vortex Studio
DVS Bass
DVS Bass is a monophonic bassline synthesizer with a unique single knob A.D.S.R. envelope control designed for rapid bass sound creation.
VST2Synths
Fanan Team
Djup
Djup is a nordish style bass synthesizer that emulates 8 classic nordish bass models, delivering a solid and powerful electric bass sound with full legato performance.
VST2Synths
Samsara Cycle Audio
DEISK-O
DEISK-O by Samsara Cycle Audio is a classic monophonic analog synthesizer featuring a single two-wave oscillator with pitch bend and modulation controls.
VST2Synths
GTG
Yuno 2
Yuno 2 by GTG is a free analog synthesizer plugin featuring two oscillators, designed for Windows 32-bit systems.
VST2Synths
Wollo
Wollo Drone
Wollo Drone is a virtual analog synthesizer inspired by Juno, featuring 32-voice polyphony, two oscillators per voice, and built-in effects including flanger with Moog filter and two delays.
VST2Synths
The free-plugin pulseUpdated Aug 24, 2026
1696 plugins are ready to install in one click.