CodeFN42
VeloScaler
VeloScaler by CodeFN42 is a free MIDI effect plugin for Windows that lets you adjust and scale MIDI note velocities with up to 5 customizable bands.
VST2MIDI effects
Instruments, effects, and hidden gems
Free VST plugins
Discover free Windows audio plugins by sound, instrument, effect, format, popularity, and the creative tools producers use together.
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
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CodeFN42
NoteMapper
NoteMapper by CodeFN42 is a free MIDI utility plugin that maps incoming MIDI notes to up to three different notes across multiple channels, enabling complex triggering setups like multi-sampler drum patterns.
VST2MIDI tools
4drX
MidiKeySwitcher
MidiKeySwitcher lets you assign 2-key switches to select MIDI channels and send program and bank change messages directly from your MIDI keyboard, eliminating the need for a mouse when browsing plugin presets.
VST2Uncategorized
Austen
MIDI-Transformer
MIDI-Transformer by Austen lets you transform and reroute incoming MIDI signals within your VST chain on Windows 64-bit systems.
VST2MIDI tools
Robin Schmidt
MIDI Monitor
MIDI Monitor by Robin Schmidt displays incoming MIDI messages in real time. It is available as both instrument and effect plugin versions to ensure host compatibility.
VST2MIDI tools
ToneCarver
Wind Chimes
Wind Chimes by ToneCarver generates MIDI notes simulating wind chime strikes influenced by wind conditions, optionally sending control change messages for system energy.
VST2MIDI generators
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VeloScalerCodeFN42 · VST2
One clickNoteMapperCodeFN42 · VST2
One clickMidiKeySwitcher4drX · VST2
One clickMIDI-TransformerAusten · VST2
One clickMIDI MonitorRobin Schmidt · VST2
One clickWind ChimesToneCarver · VST2
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2140 plugins
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L-Day
Poly-LD8D
Poly-LD8D is an 8-voice polyphonic synthesizer inspired by the Korg Poly 800, featuring dual oscillators with scalable overtones, ADBSSR envelopes, a low-pass resonance filter, noise generator, and LFO.
VST2Synths
KBplugs
Polly
Polly by KBplugs is a free Moog Polymoog inspired synthesizer emulation for Windows in VST2 format. It delivers analog-style synthesis without presets.
VST2Synths
Phuturetone
Phutura
Phutura is a free virtual synthesizer inspired by the 80's Alpha Juno hardware synth, famous for the Hoover sound. It excels at producing edgy leads and chord stabs for dark, energetic music styles like Techno and Rave.
VST2Synths
2DaT
OBXD
OBXD by 2DaT is a free VST2 synthesizer plugin emulating classic Oberheim OB-X, OB-Xa, and OB-8 synths, enhancing select features for improved sound.
VST2Synths
KBplugs
OB-2
OB-2 by KBplugs is a free VST2 synthesizer plugin for Windows inspired by the Oberheim OB-1, offering a classic style without presets.
VST2Synths
KBplugs
Nebula
Nebula by KBplugs is a free synthesizer plugin inspired by the Alesis SuperNova. It delivers a raw synthesis experience without presets, reflecting the straightforward nature of the original hardware.
VST2Synths
KBplugs
Mx-Jr
Mx-Jr is a Windows-only OB-Mx synthesizer emulation by KBplugs that captures the spirit of the original Oberheim circuit design without aiming for exact hardware accuracy. It features no presets, encouraging hands-on programming.
VST2Synths
KBplugs
Multipoly
Multipoly by KBplugs is a Moog Multimoog inspired synthesizer emulation offering authentic circuit-inspired sounds without presets. It is available as a free VST2 plugin for 32-bit Windows systems.
VST2Synths
GTG
MS 2008
MS 2008 by GTG is a classic analog-style synthesizer featuring a logical layout with modulation envelope, chorus, delay, sub oscillator, and fast envelopes.
VST2Synths
Full Bucket Music
Mono/Fury
Mono/Fury is a high-performance emulation of the classic Korg Mono/Poly analog synthesizer from the early 1980s. It features monophonic and quadrophonic keyboard modes and four band-limited oscillators.
VST2Synths
KBplugs
mOdyCat
mOdyCat by KBplugs is an octave CAT inspired synthesizer emulator for Windows. It offers authentic-style circuit emulation without aiming for exact hardware accuracy and does not include presets.
VST2Synths
easytoolz
minitron
minitron by easytoolz is a free Windows VST2 synthesizer inspired by the Korg Monotron. It features one sawtooth oscillator, one pulse LFO, a Moog-style low-pass filter, and a sub-oscillator with noise and square wave options, each with its own low-pass filter.
VST2Synths
KBplugs
minimodular
minimodular by KBplugs is a compact Moog-style modular synthesizer emulation for Windows 32-bit systems. It offers a hands-on synthesis experience without presets to encourage real-time sound exploration.
VST2Synths
KBplugs
Matrix Six1
Matrix Six1 is a free VST2 synthesizer plugin for Windows inspired by the Oberheim Matrix Six. It offers a unique take rather than an exact hardware emulation.
VST2Synths
Acrobatics
Mate
Mate by Acrobatics is a vintage-inspired synthesizer offering authentic string, piano, bass, organ, and bell tones with flexible modulation for both classic and spacey sounds.
VST2Synths
KBplugs
M
M is a free VST2 synthesizer plugin for Windows inspired by Waldorf Q and Pulse synths. It features circuit-inspired sounds without presets, delivering a raw and authentic experience.
VST2Synths
KBplugs
Luge
Luge by KBplugs is a free VST2 synthesizer plugin for Windows that emulates the StudioLogic Sledge synth circuit, focusing on inspired design rather than exact hardware accuracy. It features no presets, mirroring the original instrument's hands-on approach.
VST2Synths
Contralogic Productions
Leto
Leto is a free monophonic synthesizer plugin emulating the 1977 Synthetone SX1000 monosynth. It offers sawtooth, square, and adjustable pulse waveforms plus white and pink noise generator.
VST2Synths
The free-plugin pulseUpdated Oct 11, 2026
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