🎵 Link2ABC

Transform any link into ABC music notation with AI - simple as that!

Link2ABC converts any web content into beautiful ABC music notation using AI. From blog posts to ChatGPT conversations, from simple melodies to professional compositions with ChatMusician AI.

⚡ Quick Start

# Install and create music in 30 seconds
pip install link2abc
link2abc https://app.simplenote.com/p/bBs4zY
# Output: melody.abc, melody.mid

🎯 Features

• 🎵 Universal: Works with any web content
• 🤖 AI-Powered: ChatMusician integration for professional composition
• 🧱 Modular: Progressive enhancement architecture
• 💰 Cost-Effective: Cloud execution with auto-terminate
• 🎼 Multi-Format: ABC, MIDI, MP3, SVG output
• 📝 Langfuse Ready: Custom prompt injection

📦 Installation Tiers

🥇 Core (Basic)

Perfect for getting started - 99% installation success rate.

pip install link2abc
# Size: ~15MB | Success: 99% | Features: Basic rule-based generation

🤖 AI Enhanced (Recommended)

Professional music generation with ChatMusician.

pip install link2abc[ai]
# Size: ~50MB | Success: 95% | Features: + ChatMusician, Claude, ChatGPT

🧠 Neural Processing

Advanced audio synthesis with Orpheus integration.

pip install link2abc[neural] 
# Size: ~2GB | Success: 80% | Features: + Neural synthesis, Voice input

🌍 Everything

All features including cloud execution.

pip install link2abc[full]
# Size: ~3GB | Success: 70% | Features: + Cloud execution, Voice bridge

📱 Mobile/Termux Installation (Android)

Link2ABC works perfectly on Android/Termux! The core package uses mobile-friendly dependencies:

# On Termux (Android)
pkg update && pkg upgrade
pkg install python python-pip
pip install link2abc

# Optional: For faster parsing (if you have build tools)
pip install link2abc[parsing]

# Test installation
link2abc --test

Why mobile-friendly? Link2ABC automatically detects your environment:

• ✅ Termux/Android: Uses built-in html.parser (no compilation needed)
• ⚡ Desktop/Server: Uses lxml for faster parsing (when available)
• 🔄 Automatic fallback: Seamless experience across all platforms

🎵 Usage Examples

Basic Usage

# Convert any link to music
link2abc https://app.simplenote.com/p/bBs4zY

# Specify output format
link2abc https://app.simplenote.com/p/bBs4zY --format abc,midi,mp3

# Custom output location
link2abc https://app.simplenote.com/p/bBs4zY --output my_song

AI Enhancement

# Use ChatMusician (recommended)
link2abc https://app.simplenote.com/p/bBs4zY --ai chatmusician

# Compare different AI models
link2abc https://app.simplenote.com/p/bBs4zY --ai chatmusician,claude,chatgpt

# Custom AI prompts
link2abc https://app.simplenote.com/p/bBs4zY --prompt-file custom_prompts.yaml

Advanced Features

# Neural audio synthesis
link2abc https://app.simplenote.com/p/bBs4zY --neural

# Voice input (requires microphone)
link2abc --voice "Create a happy melody about friendship"

# Cloud execution (cost-optimized)
link2abc https://app.simplenote.com/p/bBs4zY --cloud --cost-optimize

🐍 Python API

Simple API

import link2abc

# One-liner conversion
result = link2abc.link_to_music("https://app.simplenote.com/p/bBs4zY")
print(f"Generated: {result['abc_file']}")

# With AI enhancement
result = link2abc.link_to_music(
    "https://app.simplenote.com/p/bBs4zY", 
    ai="chatmusician",
    format=["abc", "midi", "mp3"]
)

Advanced Pipeline

from link2abc import Pipeline
from link2abc.blocks.ai import ChatMusicianBlock

# Custom pipeline
pipeline = Pipeline([
    link2abc.ContentExtractor(),
    link2abc.ContentAnalyzer(),
    ChatMusicianBlock(),
    link2abc.FormatConverter()
])

# Process with custom prompts
pipeline.inject_prompt("musical_style", "Create jazz-influenced composition")
result = pipeline.run("https://app.simplenote.com/p/bBs4zY")

🤖 ChatMusician Integration

Link2ABC features first-class ChatMusician integration for professional music generation.

Setup

# Install with ChatMusician support
pip install link2abc[ai]

# Set API key
export CHATMUSICIAN_API_KEY="your-key-here"

# Generate professional music
link2abc https://app.simplenote.com/p/bBs4zY --ai chatmusician

Features

• Professional Harmonies: Advanced chord progressions
• Style Transfer: Jazz, Classical, Celtic, Folk adaptations
• Ornamental Expressions: Grace notes, trills, articulations
• Multi-Format Output: ABC, MIDI, MP3, SVG generation

📝 Langfuse Prompt Customization

Inject custom prompts at any pipeline stage:

# prompts.yaml
content_analysis: |
  Analyze this content for musical elements:
  - Identify emotional tone and energy level
  - Extract key themes and narrative arc
  - Suggest appropriate musical genre

chatmusician_composition: |
  Generate ABC notation that:
  - Reflects the emotional journey
  - Uses sophisticated harmonic progressions
  - Includes ornamental expressions
  - Maintains musical coherence

link2abc https://app.simplenote.com/p/bBs4zY --prompt-file prompts.yaml

⚙️ Configuration

Environment Variables

# AI Services
export CHATMUSICIAN_API_KEY="your-key"
export OPENAI_API_KEY="your-key"
export ANTHROPIC_API_KEY="your-key"

# Langfuse
export LANGFUSE_PUBLIC_KEY="your-key"

# Cloud Execution
export AWS_ACCESS_KEY_ID="your-key"
export AWS_SECRET_ACCESS_KEY="your-secret"

Config File

# ~/.link2abc/config.yaml
ai:
  default: "chatmusician"
  chatmusician:
    endpoint: "https://api.chatmusician.com"
    model: "latest"
  
output:
  default_format: ["abc", "midi"]
  directory: "~/Music/Link2ABC"

cloud:
  auto_terminate: true
  cost_optimize: true
  instance_type: "t3.medium"

🧪 Testing Your Installation

# Test basic functionality
link2abc --test

# Test AI features (if installed)
link2abc --test-ai

# Test with real content
link2abc https://app.simplenote.com/p/bBs4zY

# Check available features
python -c "import link2abc; print(link2abc.get_installed_tiers())"

📊 Performance & Cost

Execution Speed

• Basic: 0.1-0.5 seconds
• AI Enhanced: 1-5 seconds
• Neural: 5-15 seconds
• Cloud: 0.3-2 seconds + startup

Cloud Cost (with auto-terminate)

• Basic Processing: $0.001-0.01 per conversion
• AI Generation: $0.01-0.05 per conversion
• Neural Synthesis: $0.05-0.20 per conversion

🔧 Development

Setup Development Environment

git clone https://github.com/jgwill/link2abc
cd link2abc
pip install -e ".[dev]"
pre-commit install

Run Tests

# Basic tests
pytest tests/unit/

# Integration tests (requires AI keys)
pytest tests/integration/ 

# Full test suite
pytest

Contributing

1. Fork the repository
2. Create a feature branch
3. Add tests for new functionality
4. Ensure all tests pass
5. Submit a pull request

📚 Documentation

• Full Documentation: https://link2abc.readthedocs.io
• API Reference: https://link2abc.readthedocs.io/api/
• Examples: https://github.com/jgwill/link2abc/tree/main/examples
• Tutorials: https://link2abc.readthedocs.io/tutorials/

🤝 Support

• Issues: https://github.com/jgwill/link2abc/issues
• Discussions: https://github.com/jgwill/link2abc/discussions
• Documentation: https://link2abc.readthedocs.io
• Email: jerry@gmusic.dev

📄 License

MIT License - see LICENSE file for details.

🎵 Examples

Check out the examples directory for:

• Basic link conversion examples
• AI-enhanced composition tutorials
• Custom pipeline implementations
• Langfuse prompt templates
• Integration with other tools

---

Transform any link into ABC music notation with AI - simple as that! 🎵✨