---
title: "FusionAuth"
description: "An identity platform with APIs for login and user management."
pagination: false
---

{/* Generated from content/. Edit the catalog, not this page. */}

<PurposeNote title="Good for">Applications that need control over identity deployment and configuration.</PurposeNote>

## What it does

An identity platform with APIs for login and user management.

## When it fits

Applications that need control over identity deployment and configuration.

## Other options in this category

<div data-pagefind-ignore>

- [Auth.js](/auth/auth-js) — Adding provider-based sign-in and session handling to a web application.
- [Auth0](/auth/auth0) — Supporting multiple sign-in providers across web and mobile applications.
- [Better Auth](/auth/better-auth) — Implementing accounts and sessions with an extensible application-owned auth layer.
- [Clerk](/auth/clerk) — Adding account screens and session handling to a React application.
- [IntegrationOS AuthKit](/auth/integrationos-authkit) — Building an account-connection flow for third-party services.

</div>

## Source

[Project source for FusionAuth ↗](https://fusionauth.io/)

Editorial overview reviewed on October 24, 2026. Follow the source for current setup, compatibility, and licensing.

[Add user accounts →](/tasks/add-user-accounts)

[All authentication &amp; identity options →](/auth)