Clerk has all the features you need to onboard and manage the users and organizations of your multi-tenant SaaS application. Custom roles and permissionsPowerful primitives to fully customize your app's authorization story. Auto-joinLet your users discover and join organizations based on their email domain. InvitationsFuel your application's growth by making it simple for your customers to invite their team. Organization UI ComponentsClerk's UI components add turn-key simplicity to complex Organization management tasks. What people are sayingTrusted by startups and the world's largest companies Join the growing number of customers and champions who trust Clerk for authentication and user management. -
The best practices built-in to their <SignIn/> and <UserProfile/> components would take months to implement in-house, yet no sacrifice is made in terms of Enterprise extensibility or customization to your brand. NameGuillermo RauchRoleCEOCompanyVercel
> Clerk feels like the first time I booted my computer with an SSD. It’s so much faster and simpler that it changed how I do things. NameTheo BrowneRoleCEOCompanyPing Labs
> After spending many hours on auth issues that seemed simple (but were not), we moved to Clerk and all that burden was lifted. We kind of wish we’d made that decision earlier. NameJulian BenegasRoleCEOCompanyBaseHub
> Clerk let us spin up a new product in hours instead of weeks. As a company that deeply values developer velocity— Clerk is exactly what we needed. NameKevin Van GundyRoleCEOCompanyHypermode
We’re big admirers of what the @ClerkDev team are building and looking forward to working more closely with them.
NamePatrick CollisonRoleCEOCompanyStripe
> Clerk’s integration gives Supabase developers another incredible option for handling authentication. And the Clerk team are a pleasure to work with. NamePaul CopplestoneRoleCEOCompanySupabase
> We were able to ship MFA, SSO, and SAML for our customers in a fraction of the time. Now, we have improved security and must-haves for enterprise prospects.
NameDan FarrellyRoleCTOCompanyInngest
- > Managed to integrate AppSync with @ClerkDev over the weekend. Implementing a Lambda authorizer with Clerk’s Go SDK was super easy.
NameMathias LafeldtRoleFounderCompanyGrafbase
 Start now, no strings attachedIntegrate complete user management in minutes. Free for your first 10,000 monthly active users and 100 monthly active orgs. No credit card required.
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