Muse

Spec sheet

What it does

Muse converts recorded or uploaded audio into MIDI, supporting solo-piano and multi-instrument transcription.Read 15 Oct 2026 · github.com

Free plan

YesRead 20 Sep 2026 · github.com

License

The repository identifies Muse as open-source and provides an MIT license.Read 4 Oct 2026 · github.com

Audio input

Users can record through a microphone or import MP3, WAV, OGG, and FLAC files.Read 15 Oct 2026 · github.com

Community signal

The GitHub repository shows 6 stars, 2 forks, and 0 watchers.Read 15 Oct 2026 · github.com

Demucs model limitation

An independent HTDemucs model card identifies six-stem htdemucs_6s separation as experimental for guitar and limited for piano quality.Read 15 Oct 2026 · huggingface.co

Demucs research

The Hybrid Transformer Demucs paper reports 9.20 dB SDR on MUSDB with extra training data.Read 15 Oct 2026 · arxiv.org

Developer package

The repository's Node package is named audio2sheets, exposes an audio2sheets CLI, and declares Node >=18.Read 15 Oct 2026 · github.com

Downloads

Builds are listed for Apple-Silicon and Intel macOS, Windows x64, Debian/Ubuntu, and Linux AppImage.Read 15 Oct 2026 · github.com

Extensibility

The source tree contains a Tauri desktop app, SolidJS frontend, Rust backend, Python pipeline, Node CLI/library, and automated tests.Read 15 Oct 2026 · github.com

GPU support

CUDA and Apple Silicon MPS acceleration are supported.Read 15 Oct 2026 · github.com

Independent comparison context

AlternativeTo lists NeuralNote and Basic Pitch as free open-source audio-to-MIDI alternatives and AnthemScore as a paid alternative.Read 15 Oct 2026 · alternativeto.net

Issue activity

The repository's open-issues view currently shows zero open issues.Read 15 Oct 2026 · github.com

Licence

Muse is released under the MIT License with copyright attributed to Muse Contributors in 2025.Read 15 Oct 2026 · github.com

Limit: CPU speed

The README estimates about two minutes of CPU inference for each 30 seconds of multi-instrument audio.Read 15 Oct 2026 · github.com

Limit: instrument timbre

The maker says piano results worsen for synths, electric pianos, and sounds unlike concert grands.Read 15 Oct 2026 · github.com

Limit: model size

Muse downloads roughly 3 GB of machine-learning models on first launch.Read 15 Oct 2026 · github.com

Limit: MusicXML

MusicXML export is listed as future work; MIDI is the currently available output.Read 15 Oct 2026 · github.com

Local processing

The native Tauri desktop application is designed to keep audio on the user's machine.Read 15 Oct 2026 · github.com

Maker identity

A public GitHub gist profile identifies mqtik as Iván Matías and lists Argentina as the location.Read 15 Oct 2026 · gist.github.com

Maker technical background

A public Editor.js issue shows mqtik discussing native React Native editor work and cross-platform development.Read 15 Oct 2026 · github.com

MAPS accuracy

Reported Transkun V2 onset F1 falls to 0.78–0.82 on MAPS real recordings.Read 15 Oct 2026 · github.com

MIDI outputs

The pipeline writes a hand-split score MIDI and a performance MIDI that retains sustain-pedal information.Read 15 Oct 2026 · github.com

Multi-instrument

Its multi-instrument mode transcribes up to 13 tracks in one pass without source separation.Read 4 Oct 2026 · github.com

Multi-instrument transcription

YourMT3+ transcribes arrangements in one pass with up to 13 tracks.Read 15 Oct 2026 · github.com

Output limit

The README says MIDI is available now and MusicXML export is on the roadmap.Read 4 Oct 2026 · github.com

Performance limit

The maker estimates multi-instrument CPU inference at roughly two minutes per 30 seconds of audio and says a GPU makes a significant difference.Read 4 Oct 2026 · github.com

Piano accuracy

The README reports Transkun V2 onset F1 of 0.96–0.97 on MAESTRO concert-piano recordings.Read 15 Oct 2026 · github.com

Piano transcription

Its solo-piano workflow separates piano from a mix, transcribes notes, and splits them between left and right hands.Read 4 Oct 2026 · github.com

Playback

Muse includes a grand-piano synthesizer, per-track mute and solo controls, and side-by-side original/transcription playback.Read 15 Oct 2026 · github.com

Release status

The repository shows version 0.1.1 as its latest release, published April 24, with an initial Apple-Silicon macOS build.Read 15 Oct 2026 · github.com

Setup requirements

Muse requires Python 3.10 or later and downloads about 3 GB of machine-learning models on first run.Read 4 Oct 2026 · github.com

Solo piano transcription

The piano workflow separates piano from a mix with Demucs, transcribes notes with Transkun V2, and applies PM2S analysis.Read 15 Oct 2026 · github.com

Synth-piano accuracy

Reported Transkun V2 onset F1 is 0.92–0.94 on the SMD synth-piano dataset.Read 15 Oct 2026 · github.com

System requirements

Building requires Node.js 18 or newer, current Rust, Python 3.10 or newer, and Tauri 2 prerequisites.Read 15 Oct 2026 · github.com

Tauri architecture

Tauri applications use a Rust backend and render frontends through platform webviews.Read 15 Oct 2026 · github.com

Tauri development prerequisites

Tauri documentation lists macOS Catalina 10.15 or later, Windows 7 or later, and Linux distribution-specific dependencies.Read 15 Oct 2026 · v2.tauri.app

Tauri platform webviews

Tauri uses WKWebView on macOS and iOS, WebView2 on Windows, and WebKitGTK on Linux.Read 15 Oct 2026 · github.com

Transcription limit

Piano transcription accuracy degrades on synth piano, electric piano, and sounds unlike a concert grand.Read 4 Oct 2026 · github.com

Windows build dependency

Tauri's Windows development setup requires Microsoft C++ Build Tools and Edge WebView2.Read 15 Oct 2026 · v2.tauri.app

YourMT3+ research

The YourMT3+ paper describes a mixture-of-experts, hierarchical-attention transformer for multi-instrument transcription and reports direct vocal transcription without source separation.Read 15 Oct 2026 · arxiv.org

Plans and prices

Every Muse plan and price →

Where Specifiction places it

• Audio-to-MIDI converters#9 of 438.6
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• AI music generators#48 of 1238.1