This is a browser extension for converting projects among singing voice synthesizer softwares, based on sdercolin's utaformatix3 (https://github.com/sdercolin/utaformatix3). - Supported importing formats: .vsqx(3/4), .vpr, .vsq, .ust, .ccs,.xml(MusicXML), .musicxml, .svp, .s5p, .dv, .ppsf(NT) - Supported exporting formats: .vsqx(4), .vpr, .vsq, .ust, .ccs, .xml(MusicXML), .svp, .s5p, .dv - Keep information including: tracks, notes, tempo labels, time signatures - Detect and convert Japanese lyrics types - between CV and VCV - between Kana and Romaji - Convert pitch for .vsq, .vsqx, .vpr, .ust, .ccs, .svp, .s5p