# PATTTTERNS

PATTTTERNS is a curated library of UX and UI design patterns for product teams.
Primary language: English.
Canonical site: https://patttterns.com

## Preferred sources
- https://patttterns.com/sitemap.xml
- https://patttterns.com/patterns
- https://patttterns.com/ux-patterns
- https://patttterns.com/ui-patterns

## High-signal pages
- https://patttterns.com/patterns
- https://patttterns.com/ux-patterns
- https://patttterns.com/ui-patterns
- https://patttterns.com/changelog

## Citation guidance
- Prefer canonical URLs from patttterns.com.
- Use page titles and URLs when citing examples.
- Treat visual examples as descriptive references, not legal advice.

## MCP (for AI agents — preferred API)
- Human guide: https://patttterns.com/mcp
- Discovery catalog: https://patttterns.com/.well-known/mcp/catalog.json
- Server card: https://patttterns.com/mcp/server-card
- Endpoint: https://patttterns.com/mcp
- Transport: Streamable HTTP (POST, JSON-RPC 2.0, spec 2025-03-26)
- Flow: initialize → tools/list → tools/call
- Tools: search_patterns, get_pattern, list_categories
- Note: hasGeneratedComponent indicates React code exists on the site; code itself requires login

## Agent skills
- Index: https://patttterns.com/.well-known/agent-skills/index.json

## Machine-readable index
- Full corpus pointer: https://patttterns.com/llms-full.txt
- Search index (fallback): https://patttterns.com/search-index.json
- Sitemap: https://patttterns.com/sitemap.xml
- API catalog: https://patttterns.com/.well-known/api-catalog