Life & fun · December 26, 2024
A singing synthesizer for the browser with automatic 3-part harmony
A singing synthesizer for the browser with automatic 3-part harmony launched on December 26, 2024 with 208 votes, #182 of 5,365 launches that month and more than 95% of that year's launches. The site was still online in September 2026, 1 year on.
In plain words
A singing synthesizer that runs in web browsers, designed to generate automatic three-part harmonies. Users can input melodies and have the tool create accompanying vocal parts. It works entirely in the browser without requiring downloads or installations. The tool is aimed at musicians, hobbyists, and anyone interested in exploring vocal arrangements and synthesis through a simple web interface.
written from the facts on this page · September 2026
Does a similar job
all alternatives →
Tones.fm – Make synth music2018 · tones.fm · ▲309Tones is a simple, open, collaborative music-making platform. All tones are created using the built-in synthesizer.
- HAHandel – A procedural programming language for writing songs in browser2021 · handel-pl.github.io · ▲187
Draw.Audio – A musical sketchpad using the Web Audio API2024 · draw.audio · ▲249Draw.Audio is a free online music maker. Draw notes on a grid and hear them play back instantly — a browser-based synthesizer, sequencer, and visual instrument.
- WAWeb Audio Spring-Mass Synthesis2025 · blog.cochlea.xyz · ▲77
Hi, I'm the author of this little Web Audio toy which does physical modeling synthesis using a simple spring-mass system. My current area of research is in sparse, event-based encodings of musical audio (https://blog.cochlea.xyz/sparse-interpretable-audio-codec-pa...). I'm very interested in decomposing audio signals into a description of the "system" (e.g., room, instrument, vocal tract, etc.) and a sparse "control signal" which describes how and when energy is injected into that system. This toy was a great way to start learning about physical modeling synthesis, which seems…
- SOSongcraft – Online Songwriting Platform and Guitar Tab Builder2019 · ▲152
Hi HN! I'm Gabe, the creator of Songcraft (https://songcraft.io/home). I recently dove headfirst into songwriting, and I quickly grew frustrated with my process. I found songwriting difficult enough without having to wrangle a mess of different tools, and there's no great solution to build chord sheets and tabs (unless you love pure text input). So, I built Songcraft - an online songwriting platform and tab builder. The drag-and-drop editor makes it easy to jump from chords to lyrics to melodies. I added a chord progression generator and chord recommendation engine to ensure…
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