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K-Whooms is a free subtractive synth VST3 for Windows and Linux made by Hansen Audio; download it directly from the Hansen Audio website to start making fat sounds with two multi-oscillators and a ste
Developer hirokutsu has released ChorusGlide, a free subtractive synth plugin designed for rich monophonic basslines and wide lead patches. The instrument combines an analogue-modeled oscillator core
Idle Foundry has introduced Highstead, an authentic free subtractive synth plugin for 2026 modelled on the classic Oberheim SEM-1A circuit from 1976. Designed to emulate the warmth and unpredictabilit
Oxo Music has released Oxo Synth2, a free subtractive synth plugin modeled directly after the iconic freeware synthesizer Synth1. Built as an open-source project, this virtual analog instrument provid
Tonecraft Tokyo has released SQUELCRUDE, a dedicated virtual instrument designed to produce aggressive, squelchy basslines without complicated routing. Available at zero cost, this free subtractive sy
AudioKit has officially expanded its popular mobile instrument to desktop systems, releasing the Synth One J6 as a free Juno synth plugin for Mac and iOS. The updated release brings vintage Roland-ins
Andes JX is a free, open-source polyphonic subtractive synthesizer from Ecuadorian developer NoiseRoom UIO. Created by Jhonatan López, it doubles as a musical instrument and an educational platform fo
