FreeFSVRThe Yamaha FS1R rebuilt from its firmware as a free pluginFreeA rebuild of Yamaha's 1998 FS1R (FM plus formant synthesis), rewritten in C++ from the firmware logic. Four parts, 32 voices, all 88 FM algorithms with voiced and unvoiced operators, and a factory library of 1,408 voices, 384 performances and 90 formant sequences (Fseqs). Free and open source (GPLv3); download it from the official site. Windows (VST3/VST2/CLAP/standalone, plus 32-bit VST2/DXi), Mac (VST3/VST2/AU/CLAP/standalone), Linux (VST3/VST2/CLAP/standalone).musica.studio deals
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FreeFSVRThe Yamaha FS1R rebuilt from its firmware as a free pluginFreeA rebuild of Yamaha's 1998 FS1R (FM plus formant synthesis), rewritten in C++ from the firmware logic. Four parts, 32 voices, all 88 FM algorithms with voiced and unvoiced operators, and a factory library of 1,408 voices, 384 performances and 90 formant sequences (Fseqs). Free and open source (GPLv3); download it from the official site. Windows (VST3/VST2/CLAP/standalone, plus 32-bit VST2/DXi), Mac (VST3/VST2/AU/CLAP/standalone), Linux (VST3/VST2/CLAP/standalone).Prices and end dates checked Oct 13, 2026. Prices can change, so check the store before you buy.