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Arcjet helps developers protect their apps in just a few lines of code. Implement rate limiting, bot protection, email verification & defend against common attacks.

Rate limiting

Set up rate limits to prevent abuse of your application.

Bot protection

Manage traffic from automated clients and bots.

Email verification

Validate & verify email addresses to prevent signup spam.


Protect your application from common attacks using Arcjet Shield.


Learn about how Arcjet works.


Run through the Next.js security checklist.