Open Source Identity and Access Management for modern Applications and Services.




Paylent is described as 'Authentication and billing platform' and is a identity management tool in the security & privacy category. There are five alternatives to Paylent for Self-Hosted, SaaS, Web-based, Linux and Cloudron. The best Paylent alternative is Keycloak, which is both free and Open Source. Other great apps like Paylent are ZITADEL , AuthKit, Hanko and Clerk Authentication.
Open Source Identity and Access Management for modern Applications and Services.




Secure authentication management for your application. Customize as you grow, with easy APIs and programmable workflows. Focus on growing, your login is in good hands.

AuthKit is a Radix-powered open source authentication UI built for effortless customizations. User Management is the backend platform handling email verification, account linking, bot blocking, organization modeling, and more.




Hanko is a modern open source Authentication & User Management system – built and hosted in the EU. Alternative to Clerk, Auth0, Stytch, Descope.

Clerk is more than a "sign-in box." Integrate complete user management UIs and APIs, purpose-built for React, Next.js, and the Modern Web.
