Clerk logo

Next.js Authentication Simplified with Clerk

Add authentication and user management to your Next.js app in minutes - not weeks. Try it free today!

Save development time

Add authentication and user management to your app with just a few lines of code

Increase engagement

Add intuitive UIs designed to decrease friction for your users

Protect your users

Enable features like two-step verification and enjoy automatic security updates

Match your brand

Theme our pre-built components, or integrate with our easy-to-use APIs

Decorative blob

Trusted by over
6,000 applications

Seam logo
Grafbase logo
Candor logo
Covalent logo
Pano logo

A flexible authentication plugin to fit your needs

Clerk supports multiple authentication strategies so you can implement the one that best supports your users

Don’t tackle authentication alone

From social logins and magic links to multi-factor auth and SMS passcodes, gone are the days when you need to build authentication from scratch.

authentication made easy

Everything you need, all in one place

We provide you with user and session management, meaning you can speed up your application with sub-millisecond authentication, mitigate hackers with active device management and revocation, and much more.

all in one authentication platform

We take security and privacy (very) seriously

Clerk is SOC 2 type certified, GDPR & CCPA compliant, and conducts regular third-party audits and pen testing. We want to take the security burden off your shoulders.

We take security seriously

Seeing is believing

Watch our demo to experience how fast and easy it is to implement Clerk.

Ready to see what Clerk can do?

Start completely free for up to 500 monthly active users. No credit card required.

Guillermo Rauch

CEO, Vercel

Really good stuff. The Next.js integration story is already really quite good and the Clerk team has really good ideas on how to make it even better and more seamless.

© 2022 Clerk. All rights reserved.