VOPM Posted in FM by free vst VOPM is an emulation of the Yamaha YM2151 (OPM) 4 operator FM sound chip. VOPM VOPM-win.zip VOPM-mac.gz Yamaha YM2151 (OPM) 4 operator FM sound chip emulation. Supports MIDI CCs. Incoming search terms:VOPM macShare this:FacebookTwitterPinterest Related Posts Micromoon Daedalus DirtyGirl rf Destroyer v1.1 – Free Multi-FX VST plugin for Windows MVM Synodeia About Author Hi.. welcome to freevst.org. My name is Aliv. I am a musician and a blogger. I collected free vsts and would like to share them with you. Feel free to drop comments and share it with your friends. Happy making music! ADD YOUR COMMENT Click here to cancel reply. Name (required) Mail (will not be published) (required) Website