ZITADEL

ZITADEL

The best of Auth0 and Keycloak combined.

Upvote

ZITADEL is a modern, open-source Identity and Access Management (IAM) solution. Built in Go, it offers an incredibly fast and scalable alternative to heavy Java-based platforms like Keycloak.

It provides out-of-the-box support for multi-tenancy, B2B identity management, secure login (OIDC/SAML), passwordless authentication (Passkeys), and a built-in audit trail through its unique event-sourcing architecture.

Key Features

B2B multi-tenancy and organization management
OIDC, OAuth2, and SAML support
Passwordless login (WebAuthn/Passkeys)
Event-sourced audit trails
High-performance Go backend

Frequently Asked Questions

Is ZITADEL free and open source?

Yes, ZITADEL is open source. It is released under the AGPL 3.0 license.

What can I use instead of Auth0?

You can use ZITADEL as a free, open-source alternative to Auth0.

Can I self-host ZITADEL?

Yes, ZITADEL can be self-hosted on your own server or cloud infrastructure.

What is ZITADEL written in?

It is built using SCSS, HTML, TypeScript, Go, MDX.

Visit Site View Repository Documentation

Project Details

Status Active
GitHub Stars 15,265
Forks 1,365
Open Issues 1,274
Last Commit Oct 9, 2026
License
AGPL 3.0
Platforms
Docker Kubernetes Linux Web / SaaS
Categories
Security & Privacy Identity & Access Management
Submitted by
Pakrosoft Editorial

Alternative To

⇄ Auth0 ⇄ Okta ⇄ Keycloak

Need Help With ZITADEL?

Our experts can install, customize, or integrate this solution for your business.

Get a Free Quote

Deploy ZITADEL

Looking for reliable cloud hosting?

Deploy on DigitalOcean Sponsored

Similar Open Source Projects

A privacy-respecting, hackable metasearch engine.

Manage secrets and protect sensitive data.

Speak freely with state-of-the-art end-to-end encryption.

Open source alternative to Auth0 and Cognito.

Leave a Review

Share your experience with ZITADEL. Your review will be published after moderation.