Blueprint Catalog
FDL ships with 45 production-ready blueprints. Each one encodes battle-tested architectural patterns that transfer to entirely different problems.
Browse by category:
| Category | Blueprints | What’s inside |
|---|---|---|
| Auth | Login, signup, password reset, logout, email verification, biometric, Payload auth | Security patterns: rate limiting, token lifecycle, enumeration prevention |
| Access Control | Payload access control | Row-level security, field-level redaction, permission introspection |
| Data | CRUD, versioning, uploads, preferences, product config, tax engine, and more | Lifecycle hooks, state machines, recursive computation |
| Integration | CHP payments, palm vein, blockradar, plugin overrides | Async callbacks, idempotency, hardware state machines |
| Payment | POS core, invoicing, loyalty/coupons | Session isolation, multi-method payments, reward engines |
| UI | Visual editor, component registry, eCommerce, shadcn CLI/components, kiosk | Registry architecture, drag-and-drop, responsive viewport |
| Workflow | Expense approval, automation rules, job queues, quotation management, purchase agreements | Approval chains, SLA enforcement, event-driven automation |
Static API
Every blueprint is also available as JSON for AI tools:
- Registry:
/api/registry.json— index of all blueprints - Per-blueprint:
/api/blueprints/{category}/{feature}.json
Example: /api/blueprints/auth/login.json