Welcome to Patcher! This guide will help you get the most out of our platform for managing your Eurorack modular synthesizer setup.
- What is Patcher?
- Getting Started
- Core Features
- Module Browser
- Patch Management
- Rack Management
- Your Personal Area
- Tips & Best Practices
- Privacy & Data
- Community & Support
Patcher is a comprehensive web application designed for Eurorack modular synthesizer enthusiasts. Our platform helps you:
- Browse & Discover Modules: Explore a comprehensive database of Eurorack modules from various manufacturers
- Document Your Patches: Save and share your synthesizer patches with the community
- Plan Your Racks: Design and visualize your Eurorack cases before you build them
- Build Your Collection: Keep track of the modules you own
- Connect with Others: Share your work and discover patches from other artists
Our mission is to provide a complete management system for all your modular equipment needs, prioritizing ease of use, clean aesthetics, and data accuracy. The entire database is publicly accessible and will always remain free—no paywalls, ever.
- Visit patcher.xyz
- Click on the Sign Up or Login button in the navigation bar
- You can sign up using:
- Email: Create an account with your email address and password
- Google: Use your Google account for quick authentication
The main navigation provides access to all key features:
- Home: Overview and quick access to featured content
- Modules: Browse the complete module database
- Patches: Explore patches created by the community
- Racks: Browse rack configurations from other users
- My Area: Access your personal collection, patches, and racks (requires login)
The Module Browser is your gateway to discovering Eurorack modules.
What You Can Do:
- Browse All Modules: Explore our comprehensive database of Eurorack modules
- Filter & Search: Find modules by manufacturer, HP size, tags, or features
- View Detailed Information:
- Module specifications (HP width, power consumption)
- Input/Output (CV) configurations
- Switch and control layouts
- Panel images from different manufacturers
- Links to official manuals
- Tags for easy categorization
Module Details Include:
- Manufacturer Information: Who makes the module
- Physical Specifications: Size (HP), power requirements (+12V/-12V)
- I/O Configuration: All inputs, outputs, and switches
- Standards: Support for different rack formats (3U Eurorack, Intellijel 1U, Pulp Logic 1U)
- Patches Using This Module: See how others are using it
- Racks Containing This Module: Find example setups
Pro Tip: Use tags to discover modules with similar functionality. Each module can have multiple tags like " oscillator", "filter", "sequencer", etc.
Patches are the heart of modular synthesis—they're your saved configurations and connections.
- Navigate to My Area → My Patches
- Click Create New Patch
- Fill in the details:
- Name: Give your patch a descriptive name
- Description: Explain what the patch does, what sounds it creates, or your inspiration
- Add modules to your patch
- Document the connections between modules
- Save your patch
Each patch includes:
- Name & Description: What it is and what it does
- Module List: All modules used in the patch
- Connection Details: How modules are patched together
- Author Information: Who created it
- Timestamps: When it was created and last updated
- Privacy Settings: Make it public or keep it private
- Browse Public Patches: Explore patches shared by the community
- View Connections: See the detailed patching scheme
- Module Details: Click on any module to learn more about it
- Save Favorites: Add interesting patches to your personal collection for reference
Privacy Options:
- Public: Visible to everyone in the community
- Private: Only you can see it
Plan and visualize your Eurorack cases before you build them.
- Go to My Area → My Racks
- Click Create New Rack
- Configure your rack:
- Name: Give your rack a name
- Description: Note the purpose or location
- HP Width: Total width of your case (e.g., 84HP, 104HP)
- Number of Rows: How many rows your case has
- Add modules to your rack
- Arrange them visually to plan your layout
- Visual Layout: See how modules fit together
- HP Calculation: Automatically tracks remaining space
- Power Planning: Monitor total power consumption
- Module Organization: Drag and drop to rearrange (visual planning)
- Export/Share: Save images of your rack configuration
- Planning a Build: Design your dream case before buying
- Documenting Current Setup: Keep track of what you own
- Sharing Configurations: Show others your setup
- Multiple Racks: Manage several cases separately
The My Area section is your personal workspace (requires login).
- Your Collection: Track which modules you own
- Add/Remove Modules: Keep your collection up to date
- Quick Access: Easily reference modules you own when creating patches
- All Your Patches: View all patches you've created
- Edit & Update: Modify your existing patches
- Privacy Control: Switch patches between public and private
- Delete: Remove patches you no longer need
- Your Rack Configurations: Manage all your rack designs
- Edit Layouts: Update your rack as you add or remove modules
- Multiple Racks: Create separate configurations for different cases
- Track Changes: See when each rack was last updated
- Use Multiple Filters: Combine manufacturer, HP size, and tags for precise searches
- Check Power Requirements: Always verify +12V and -12V consumption when planning
- Read Descriptions: Module descriptions often contain important usage tips
- Check Manual Links: Official manuals provide the most detailed information
- Be Descriptive: Write clear names and descriptions so others (and future you) understand the patch
- Document Settings: Note any specific knob positions or switch settings
- Tag Appropriately: Use relevant tags to make your patches discoverable
- Share Generously: Public patches help the entire community learn
- Leave Space: Don't fill every HP—leave room for cables and future additions
- Consider Ergonomics: Place frequently-used modules where they're easy to reach
- Power Budget: Keep some power headroom; don't max out your power supply
- Cable Access: Think about how cables will route between modules
- Ownership: You own all patches and racks you create
- Privacy Control: Choose what you share publicly
- Data Portability: Your data can be exported (contact support)
- Account Management: You can delete your account at any time
- Free Forever: The module database is publicly accessible and always free
- Community-Driven: Data accuracy is maintained through community contributions
- No Paywalls: Core functionality will never be restricted by payment
- Authentication: We use Supabase for secure authentication
- Analytics: Basic usage analytics help us improve the platform
- No Selling: We never sell user data to third parties
- Discord Server: Connect with other users, ask questions, and share your work
- Share Your Work: Make your patches and racks public to inspire others
- Learn from Others: Browse public patches to discover new techniques
- Discord First: Join our Discord server for quick help and community discussion
- GitHub Issues: For bug reports or feature requests (technical users)
- Check the Project Roadmap first
- Feature Requests: Discuss ideas on Discord before submitting formal requests
Patcher is open-source and welcomes contributions!
- Report Bugs: Help us identify and fix issues
- Suggest Features: Share your ideas for improvements
- Submit Patches: Contribute code improvements (see README for development setup)
- Improve Data: Help maintain module information accuracy
- Open Source: Built on open-source principles
- Community First: Prioritizing user needs and community feedback
- Quality Over Quantity: Clean, reliable features over bloated functionality
- Accessibility: Free and open for everyone
Q: Is Patcher free to use?
A: Yes! Patcher is completely free. The module database and core features will always remain free.
Q: Can I use Patcher without an account?
A: You can browse modules and public patches without an account, but you'll need to sign up to create your own patches
and racks.
Q: How do I add a module that's not in the database?
A: Join our Discord and let us know! The team and community work together to keep the database up to date.
Q: Can I export my data?
A: Contact us through Discord for data export requests.
Q: What formats are supported?
A: We support standard 3U Eurorack, Intellijel 1U, and Pulp Logic 1U formats.
Q: Is there a mobile app?
A: Patcher is a web application that works in mobile browsers. A dedicated mobile app is under consideration for the
future.
Check out the Project Roadmap to see what features are in development and what's coming next!
Happy Patching! 🎛️
Last updated: February 2026
For technical documentation and developer information, see the README