# App Sign In

> A full sign-in and sign-up page block with SSO providers, email/password validation, a passwordless magic-link flow with a 6-digit code fallback, and success states, for app authentication screens.

- Author: [Isaiah](https://21st.dev/@isaiahbjork)
- Library: @bjork-ui
- License: MIT
- Tags: Sign in, Sign Up, Authentication, Login Form, Magic Link
- npm dependencies: framer-motion
- Live preview: https://21st.dev/@isaiahbjork/components/app-sign-in

## Install

```bash
npx shadcn@latest add "https://21st.dev/r/isaiahbjork/app-sign-in?api_key=$API_KEY_21ST"
```

Requires a 21st API key (generate one at https://21st.dev/mcp) passed as `API_KEY_21ST`. Free accounts get a limited number of installs per day; unlimited on a paid plan — see https://21st.dev/pricing.

Full component directory: https://21st.dev/llms.txt · More like this: https://21st.dev/community/components/s/sign-in.md