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
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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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SyncerSoft
Analog Galaxy
Analog Galaxy by SyncerSoft is a vintage-style ROM synthesis synth plugin featuring four analog-style filters, reverb, and delay for creating rich synthetic basses, leads, and pads.
VST2Synths
GyL Synths
Addtractive
Addtractive by GyL Synths is a free dual wavetable synthesizer for Windows featuring two oscillators each with 135 waveforms. It offers waveform addition, multiplication, subtraction, phase shift, inversion, and level control along with a unison detunable main oscillator and a switchable sub oscillator.
VST2Synths
KBplugs
Chorg DS-600
Chorg DS-600 is a free VST2 plugin for Windows that emulates the Korg DS-8 synthesizer, capturing its character without aiming for exact hardware accuracy. It offers a preset-free experience like the original synth.
VST2Synths
B Serrano
Adonis
Adonis by B Serrano is a versatile virtual analog, amplitude modulation, and frequency modulation synthesizer featuring multiple waveforms, extensive modulation options, dual filters, and an 8-step sequencer.
VST2Synths
Acquit Music
Acquitxx14
Acquitxx14 by Acquit Music is a free Frequency Modulation synthesizer available as a VST2 plugin for Windows 32-bit systems.
VST2Synths
Odosynths
A-sine
A-sine by Odosynths is a simple Windows-only synth featuring four sine wave oscillators, phase modulation, ADSR filter, volume control, and auto panning. Perfect for organ and FM sounds with 100 presets included.
VST2Synths
KBplugs
DodecaMax
DodecaMax by KBplugs is a free VST2 plugin for Windows offering a comprehensive set of Buchla 200 module emulations, including two 258-style dual oscillators and a 2-operator module, designed to fit on most displays without scrolling.
VST2Synths
KBplugs
Dark Steps
Dark Steps is a free Windows VST2 plugin by KBplugs that emulates a group of three Doepfer Dark Energy synths with a 3x8/2x16 stepLFO, combining features from both DE I and DE II models.
VST2Synths
KBplugs
Dark Four
Dark Four by KBplugs is a free VST2 plugin for Windows that emulates a group of four Doepfer Dark Energy modules, combining features from both DE I and DE II synthesizers, including VCO-modulated VCF and multimode filters.
VST2Synths
Meesha
Damatriks
Damatriks by Meesha is a classic modular synthesizer system for Windows featuring various modules and a CV matrix for complex patching.
VST2Synths
Greenoak
Crystal
Crystal by Greenoak is a semi-modular software synthesizer offering subtractive and FM synthesis with over 90 modulateable parameters and multi-stage envelopes featuring graphical editors.
VST2Synths
DSK
Analog Matrix
Analog Matrix by DSK is a free Windows VST synth plugin featuring 2 oscillators with 6 waveforms, dual filters, LFOs, advanced pulse modulation, and three effects including chorus, reverb, and drive.
VST2Synths
KBplugs
200 Max
200 Max by KBplugs offers a comprehensive collection of Buchla 200 module approximations, including dual oscillators and FM/modulation features, optimized for Windows 32-bit VST2 hosts.
VST2Synths
KBplugs
200 C
200 C by KBplugs is a free set of Buchla 200 style modules featuring dual oscillators, envelope generators, filters, modulators, and a mixer in VST2 format for Windows.
VST2Synths
Witech
BassMatrix
BassMatrix by Witech is a free VST2 synth plugin for Windows that emulates the classic Roland TB-303 bassline. It offers a simple interface for programming patterns and supports MIDI play and key sync for arpeggio effects.
VST2Synths
L-Day
Basscruncher
Basscruncher by L-Day is a free monophonic synthesizer plugin featuring a saw and pulse oscillator with a resonant low-pass filter inspired by the TB-303.
VST2Synths
Psychic Modulation
Arptron
Arptron by Psychic Modulation is a free hybrid phase distortion arpeggiator synthesizer featuring dual crossfading oscillators, multi-detune, and triple envelopes including dedicated filter and amp envelopes.
VST2Synths
TubeOhm
Anti-Transpirant + Stepper 16 AT
Anti-Transpirant + Stepper 16 AT by TubeOhm is an analogue-sounding VSTi instrument featuring 8x oversampling for clear high-frequency modulations, including PWM, filter FM, and ring modulation. It includes a monophonic step sequencer.
VST2Synths
The free-plugin pulseUpdated Sep 28, 2026
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