Utility
Probe
SnowTecIndieAuto
Free plugin analyzerFree analyzer that measures your plugins
Free
VST3AU+1Runs on Win · Mac
Free VST3 utility plugins
7 free VST3 utility plugins. Added since September 2026, newest first. Formats, OS, price and copy protection for each one.
Plugins
Utility
PHASMORA
scryingorbIndieAuto
Spectral ghost voicesSpectral memory effect with ghost voices
Free
VST3Runs on Win
Utility
Triceratops Music Agent
Aolin-MIRIndieAuto
REAPER MIDI agentChat agent that writes MIDI in REAPER
Free
VST3Runs on Win · Mac
Utility
Hardwave Analyser
DishairanoIndieAuto
Spectrum analyzerOpen-source spectrum analyzer
Free
VST3CLAPRuns on Win · Mac · Linux
Utility
SafetyPin
CursedProgramsIndieAuto
Output safety limiterOpen-source output safety limiter
Free
VST3Runs on Win
Utility
TENANT RS-92
claudehenchozIndieAuto
Open-source pluginOpen-source plugin by Claude Henchoz
Free
VST3CLAPRuns on Win · Mac · Linux
Utility
SparkitRaw
remiblazeIndieAuto
Raw effectOpen-source effect from RemiBlaze
Free
VST3CLAP+1Runs on Win · Mac