craft-flow

Clerk backend REST API

Custom authentication flows and component appearance - hooks (useSignIn, useSignUp), themes, colors, fonts, CSS. Use for custom sign-in/sign-up flows, appearance styling, visual customization, branding.

Advanced Next.js patterns - middleware, Server Actions, caching with Clerk.

Add Clerk authentication to any project by following the official quickstart guides.

Clerk authentication router. Use when user asks about adding authentication, setting up Clerk, custom sign-in flows, Swift or native iOS auth, native Android auth, Next.js patterns, organizations, syncing users, or testing. Automatically routes to the specific skill based on their task.

E2E testing for Clerk apps. Use with Playwright or Cypress for auth flow tests.

Clerk webhooks for real-time events and data syncing. Listen for user creation, updates, deletion, and organization events. Build event-driven features like database sync, notifications, integrations.