openutau/OpenUtau
Open singing synthesis platform / Open source UTAU successor observed · 2026-08-28
Health v2 · maintenance only
70/100
- Activity 99
- Release rhythm 15
- Longevity 100
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: n/a
- age_days: 4297
- days_rel: 353
- days_push: 10
- n_releases_24m: 1
Adoption not part of the score
4231 stars · 539 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-29, confidence not recorded
OpenUtau is a free, open-source singing voice synthesis editor and modern successor to UTAU, built for the UTAU voicebank community. It supports resamplers, phonemizers, and plugins, and runs on Windows, macOS, and Linux.
Use cases
- create songs with synthesized singing voices
- use UTAU voicebanks in a modern editor
- make vocaloid-style music for free
- edit pitch and timing of vocal tracks
- synthesize singing from lyrics and melodies
- find an open-source UTAU alternative
- use DiffSinger AI voicebanks
When to choose
- you want a free, actively maintained UTAU successor
- you need cross-platform support (Windows, macOS, Linux)
- you want modern UI, phonemizers, and plugin extensibility
- you work with UTAU or DiffSinger voicebanks
When to avoid
- you need a full digital audio workstation (DAW) for mixing and mastering
- you require commercial vocal synth ecosystems like Vocaloid or Synthesizer V's paid features
- you need real-time live vocal synthesis
Facets
application · maturity active
audio-processing speech-recognition plugin-system gui media entertainment cross-platform windows cross-platform singing-synthesis utau vocal-synthesis vocaloid music-production diffsinger voicebank phonemizer resampler audio macos linux desktop
2 sources
- readme: https://github.com/openutau/OpenUtau · fetched 2026-08-28 · 96cb8b3f9749
- homepage: http://www.openutau.com · fetched 2026-08-29 · 505ca76d5332
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| openutau/OpenUtau | main | 70 |
For agents
markdown · JSON · MCP: product_card(name="openutau/OpenUtau")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem