> ## Documentation Index
> Fetch the complete documentation index at: https://docs.privy.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Authentication

Privy authentication supports account creation and sign-in flows across social, messaging, and custom identity systems.

<CardGroup cols={2}>
  <Card title="Guest accounts" icon="user-plus" href="/recipes/react/guest-accounts" arrow>
    Launch with instant sign-in and progressive account upgrades.
  </Card>

  <Card title="Seamless Telegram login" icon="paper-plane" href="/recipes/react/seamless-telegram" arrow>
    Add one-tap Telegram sign-in with wallet provisioning.
  </Card>

  <Card title="Login with Farcaster" icon="message" href="/recipes/farcaster/login" arrow>
    Authenticate users from Farcaster mini apps.
  </Card>

  <Card title="SMS and WhatsApp login" icon="message-sms" href="/recipes/dashboard/login-methods/sms-whatsapp" arrow>
    Configure phone-based authentication in the dashboard.
  </Card>

  <Card title="Custom auth with Supabase" icon="shield" href="/recipes/authentication/using-supabase-for-custom-auth" arrow>
    Connect Supabase sessions to Privy user authentication.
  </Card>

  <Card title="Migrate JWT auth from Alchemy" icon="right-left" href="/recipes/migrating-jwt-authentication-from-alchemy" arrow>
    Port custom JWT authentication flows to Privy.
  </Card>
</CardGroup>