Open Sheet Music Display

Business Profile

Core Value Proposition

Open Sheet Music Display provides a TypeScript-based open-source library to display MusicXML sheet music in web browsers, enabling developers to build sheet music apps quickly.

Target Customer

Software developers building digital sheet music apps; WordPress site owners and users who want to embed or display MusicXML in websites; sponsors and users of the OSMD premium WordPress plugin.

Key Differentiator

Described as the missing link between MusicXML and VexFlow, open-source with a BSD license, browser-ready rendering, and a turnkey solution that supports both interactive playback and rendering for commercial projects.

Implementation Timeline

Value and functionality can be realized quickly, with a stated goal of 'Build your Sheet Music Apps in Minutes' and ongoing release updates (e.g., 1.5, 1.8, 1.9.0).

Pain Points

1Need to render MusicXML notation directly in web apps without building from scratch
2Requirement for browser-based, interactive sheet music rendering
3Desire for an accessible licensing model suitable for commercial use

Key Features

1Display and render MusicXML sheet music in the browser using VexFlow
2Audio playback with per-instrument control and tempo adjustments
3Transposition capabilities for sheet music in apps
4Output SVG and PNG renderings of edited sheet music
5Repetition handling and cursor/ playback synchronization
6Support for additional features like Jianpu mode (Numbered Musical Notation) and other enhancements

Target Customer Industries

Client Results

1Rapid development capability: Build sheet music apps in minutes
2Notable performance improvements in past releases (e.g., OSMD 1.5 reported 30-60% faster rendering; Performance Mode claims 2–3x faster rendering for long pieces)
3Adoption signals: 1000+ stars on GitHub

Competitive Advantages

1Open-source BSD-licensed, allowing commercial use
2Works in all modern browsers (excluding older IE versions)
3TypeScript-based with complete type information
4Bridges MusicXML with VexFlow for interactive rendering and engraving
5Outputs SVG and PNG for easy sharing and embedding
6Includes dedicated support channels for sponsors and WordPress plugin users

Key Benefits

1Rapid development for sheet music apps

2Open-source with permissive licensing for commercial use

3Cross-browser rendering with interactive capabilities

4Audio playback and transposition features

5SVG/PNG export for easy usage across platforms

6WordPress integration via Gutenberg block and premium plugin

Additional Product Information

Product Description

A TypeScript-based open-source library for displaying MusicXML sheet music in web browsers, built to work with VexFlow and integrated with a WordPress plugin and an audio player for interactive notation.

Target Market

Developers building digital sheet music services, and WordPress users/sites that need to render and interact with MusicXML notation in their pages and apps.

Unique Value Proposition

Combines MusicXML rendering with VexFlow in a BSD-licensed, browser-ready, open-source package, enabling rapid, interactive sheet music apps and easy WordPress integration with optional premium features.

Technical Requirements

Requires a browser environment; implemented in TypeScript; uses VexFlow for rendering; supports outputs in SVG/PNG; WordPress plugin available with Gutenberg integration; available as a GitHub-hosted project and as a WordPress Premium Plugin.

Pricing Model

Open-source BSD-licensed core library; Premium WordPress Plugin with additional features; sponsorship via GitHub Sponsors for early access and extra features.

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