Clerk logo

Simple and Powerful Auth

Built for Gatsby

Magic links, social sign-in, multifactor, and more - added to your app in minutes.

Easy to use. Clerk's drop-in components make it straightforward to add authentication to your Gatsby site.

Sam Bhagwat
Sam Bhagwat
Cofounder at Gatsby

Speed and simplicity

Clerk and Gatsby are both dedicated to providing users with fast, secure and scalable solutions.

Lightning fast

Gatsby combines static-site generation, deferred static generation, and intelligent page rendering to selectively preload the content that matters - give you a blazing fast website that feels incredibly fast and performant.

Headless CMS

Gatsby is the fastest frontend framework for headless CMS's. Clerk makes the process of authenticating users to your content management system quick and painless.


Get Started

Complete user management

Clerk is the ideal solution to Gatsby authentication. Integrate complete user management into your application quickly, without sacrificing security.


Get started with Gatsby and Clerk. Our easy-to-follow documentation will get your application working with user management and authentication. Save development time with Clerk's comprehensive suite of tools.


Our Gatsby plugin allows for drop-in Clerk integration for Gatsby sites. Check out gatsby-plugin-clerk for more information. We also created this simple Clerk + Gatsby starter repository so that you can start building your application even faster.

Radically simple auth

It only takes one line of code.

<SignIn />

Your sign-in flow is the only thing sitting between existing users and your application—it's absolutely critical that users can complete the process quickly.

import { SignIn } from '@clerk/nextjs';
return (
<BackgroundImage />
<SignIn />

<UserProfile />

A place for your users to change their password, turn on multifactor auth, revoke bad sessions, and more. Every app should offer the best security options, so every user can be safe.

import { UserProfile } from '@clerk/nextjs';
return (
<CustomHeader />
<UserProfile />

Immensely powerful

The features your users expect.

Magic links
Make passwords obsolete by sending your users magic links
Session management
Revocable and stateless, the best of both worlds.
Multifactor authentication
Secure your users with multiple steps during sign in.
Social sign-in
Let your users sign in with Google, Facebook, and more
Multi-session management
Allow your users to sign in to multiple accounts at once.
New device notifications
Proactively notify users when a new device signs in. Let's your users protect themself.
Password leak protection
Proactively protects your users against passwords that appear in leaks.
Advanced security
Clerk detects and blocks phishy sign ins out of the box.
Clerk's logo

Start now,
no strings attached

Start completely free for up to 10,000 monthly active users and up to 100 monthly active orgs. No credit card required.

Start Building

Pricing built for
businesses of all sizes.

Learn more about our transparent per-user costs to estimate how much your company could save by implementing Clerk.

View pricing
Clerk's logo


The latest news and updates from Clerk, sent to your inbox.

Clerk logo

Clerk - Complete User Management


© 2023 Clerk Inc.


© 2023 Clerk Inc.