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FusionAuth

User authentication and session management framework

Free

Launch
#1313in Developer Tools
–In stores

Description

FusionAuth provides complete auth software and user management solutions, with customizable tools like SSO, MFA, and integrations for OAuth2…

Preview

FusionAuth screenshot 1

Highlights

  • API-first identity
  • Multi-factor authentication
  • Enterprise-grade isolation
  • Customizable theming
  • Passkeys & WebAuthn
  • Flexible deployment

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FusionAuth FAQ

What is FusionAuth?

FusionAuth provides complete auth software and user management solutions, with customizable tools like SSO, MFA, and integrations for OAuth2 and OpenID Connect.

Is FusionAuth free?

Yes. FusionAuth is free to use.

Do I need to download FusionAuth?

No. FusionAuth runs in your browser at fusionauth.io, so there's nothing to install.

What can you do with FusionAuth?

Main features: API-first identity, Multi-factor authentication, Enterprise-grade isolation, Customizable theming, Passkeys & WebAuthn.

What are the best FusionAuth alternatives?

Popular alternatives to FusionAuth include Oso, Hanko and Corbado. See all FusionAuth alternatives