
DevTools Advanced
FullStackToolkit
DevFinanceTools
JSON Formatter & Validator
AllDevToolsHub
Boop
DeveloperTools.Tech
120 free browser-based developer utilities. No sign-up required.

Auth0
Keycloak
authentik
Clerk
Okta
SuperTokens
Authelia
The Identity Infrastructure for Modern B2B SaaS
Which is more popular?
Based on our record, ZITADEL seems to be more popular. It has been mentioned 19 times since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | devtoolstack.io | zitadel.com |
| Pricing | ||
| Platforms | — | |
| Company | — | Startup from the United States · 20 - 49 employees · 2021 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of DeveloperToolStack yet.
Zitadel is the open-source alternative for identity management, built specifically to solve the complex multi-tenancy and fine-grained authorization challenges developers face today. We provide a turnkey solution that handles secure login, organization management, and audit trails so you can ship...
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using DeveloperToolStack and ZITADEL. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking DeveloperToolStack since Aug 2026.
Zitadel is an open-source identity management platform — a self-hosted alternative to Auth0, Okta, and Firebase Auth. It provides authentication, authorization, and user management with a comprehensive API. - Source: dev.to / 6 months ago
Looks nice, we've been using https://zitadel.com/ and the journey to mutli-tennancy was fairly straight forward. - Source: Hacker News / over 1 year ago
If you prefer an open source, and maybe more mature, alternative for multi tenant/b2b auth then have a look at https://zitadel.com (disclosure: work for zitadel). - Source: Hacker News / about 2 years ago
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