Free open source music editing software:OpenUtau

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Create songs and covers through an intuitive interface and support rich MIDI editing functions, making it easy to edit and adjust notes.
It has a variety of built-in audio resamplers, supports phoneme systems in multiple languages, and provides flexible real-time phoneme editing functions.

OpenUtau is an open source voice synthesis editor led by developer Stakira, which aims to provide a modern editing experience for the UTAU community. It supports multi-track, accompaniment, automatic pre-rendering and other functions, and is committed to modernizing the UTAU framework and engine.

🧩Project background and goals

UTAU is a popular voice synthesis tool, but due to its outdated original interface and functions, user experience and efficiency are limited. OpenUtau’s goal is to improve the creative efficiency and experience of UTAU users through modern user interfaces and functions.

🔧Core function highlights

  • Modern interface: Provides an intuitive MIDI editing interface that supports mouse, scroll wheel and shortcut key operations to improve editing efficiency.
  • Multi-track support: Allow multiple tracks to be played simultaneously, making it easy to track with accompaniment or harmony. It is suitable for producing chorus or complex choreographed songs.
  • strong compatibility: Supports UTAU sound source library, resampler (such as Moresampler, WORLDLINE-R) and VSQX format import, with strong compatibility.
  • advanced editing features: Equipped with phoneme, vibrato editor and emoji panel, supporting multiple languages and multiple phoneme systems (such as VCV, CVVC, Arpasing).
  • Pre-rendering and real-time preview: Background rendering saves time, the creation process is more efficient, supports playback while rendering, and confirms the sound tuning status in real time.
  • multi-language support: Automatically adapts to the system language without changing settings, and supports multiple languages such as Chinese, Japanese, English, and Korean.
  • AI audio source support: Compatible with AI singers such as ENUNU to expand creative possibilities.
  • a cross-platform runtime: Supports Windows, macOS and Linux, out of the box.
  • plugin system: Provide flexible plug-in interfaces to facilitate extended functions.

🚀Installation and Usage Guide

  1. download software: visit OpenUtau GitHub Releases page, select the appropriate version to download.

  2. installation steps：

    • Windows: Download .zip File, extract and run OpenUtau.exe。
    • macOS: Download .dmg File, drag to the Applications folder.
    • Linux: Download .AppImage File, which is run after being given execution permissions.
  3. Configure sound source: Download the UTAU audio library from a reliable source (usually .zip format). Open OpenUtau, click Tools Singers in the menu bar, click Add, and select the downloaded audio source folder to complete the import.
  4. Install resampler: Download a resampler (such as Moresampler or WORLDLINE-R) and copy the downloaded resampler file into OpenUtau’s Resamplers folder. In OpenUtau, the default resampler is configured based on Tools Resamplers.

Applicable population

  • music creators: Musicians who want to use virtual singers to write songs.
  • Cover lovers: Users who want to produce high-quality cover works.
  • sound designer: Professionals who need sound synthesis and editing.
  • education workers: Teachers who introduce modern tools in music education.

Github：https://github.com/stakira/OpenUtau

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