Stop fitting a square peg into a round hole. Clerk is designed from the ground-up to support modern Jamstack architectures.
Launch full-featured user management in minutes with our plug-and-play interfaces, designed to maximize throughput and delight your users.
Beautiful flows optimized for conversion and customized to your business needs.
// JSX
<SignIn />
<SignUp />
// Vanilla JS
window.Clerk.mountSignIn(el)
window.Clerk.mountSignUp(el)
A complete dashboard to empower your users to take control of their account security.
// JSX
<UserProfile />
// Vanilla JS
window.Clerk.mountUserProfile(el)
A familiar button for showing the current user, switching users, and accessing account settings.
// JSX
<UserButton />
// Vanilla JS
window.Clerk.mountUserButton(el)
Watch as we add Clerk to new Next.js application in just 6.5 minutes.
We obsess over every detail of our API definition, documentation, and helper libraries to ensure they are intuitive and developer-friendly. Plus, we follow the frontend-first methodology to allow for faster development directly from the client.
See documentation →
Signing up and signing in are the first interactions users will have with your product. Delight them with the familiar features they have come to expect.
Encourage or require a second step during sign in
Grant faster access with Google, Facebook, and more
Make passwords obsolete by sending one-time password codes
Allow users to sign in to multiple accounts at once
Proactively notify users when a new device signs in
Proactively reset passwords that appear in leaks
From brute force and password leak detection to HTTP-only cookies and CSRF protection — account security is our top priority and we're constantly iterating to better protect against threats.
See the threats we protect against →
Start completely free for up to 100 monthly active users. No credit card required.