
Auth0
Clerk
Keycloak
PropelAuth
Hanko
AuthKit
ZITADEL
Open-source Auth0/Clerk Alternative

Auth0
Clerk
Frontegg
Kinde
Amazon Cognito
PropelAuth
Descope
Application and Data, Application Utilities, and User Management and Authentication

Which is more popular?
Based on our record, WorkOS should be more popular than Stack Auth. It has been mentioned 18 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | stack-auth.com | workos.com |
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What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
Walkthroughs and reviews on video.
W18D3 C3: Full Stack Auth Review: User/Computer Order & Developer Build Order
Add SSO to your Next.js app using WorkOS in 7 minutes
More videos
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Stack Auth and WorkOS. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


We have no reviews of Stack Auth yet. Be the first one to post
Just launched in 2018, and WorkOS is already well liked by many enterprises and IT developers. The all in one solution boasts Enterprise SSO and supports all OIDC and SAML providers right out of the box.
Recommendations tracked on public social media and blogs since March 2021.


Five minutes. That's how long Stack Auth takes to set up. - Source: dev.to / 11 months ago
Stack Auth (S24) | San Francisco, CA | Full-time Hiring founding & design engineers! We're building the customer platform for developers — think of a single service that does auth, payments, analytics, marketing emails, and so much more.... - Source: Hacker News / about 1 year ago
StackAuth is an open-source authentication and user management platform designed to integrate seamlessly into Next.js projects. Its combination of frontend/backend APIs and pre-built UI components dramatically simplifies the integration... - Source: dev.to / almost 2 years ago
WorkOS AuthKit is user management with a 1 million MAU free band, then $2,500/mo per extra million. Staging is free. Production AuthKit still requires a payment method on file even if you never cross 1M MAU. Hosted custom domain is... - Source: dev.to / 14 days ago
Dr. Tobin South is no stranger to the overlapping worlds of AI research, security, and enterprise software. After a wild ride through MIT’s AI scene (and a ChatGPT moment that changed everything), Tobin plunged into the depths of... - Source: dev.to / 12 months ago
I started a startup to fix this exact problem integrating and configuring SSO/SAML.[0] We launched here on HN 5 years ago[1] and today power SSO for OpenAI, Cursor, Vercel, and a thousand other apps. We also found the initial... - Source: Hacker News / about 1 year ago
When comparing Stack Auth and WorkOS, you can also consider the following products.

Auth0 is a program for people to get authentication and authorization services for their own business use.
Compare Auth0 to Stack Auth or WorkOS:

Clerk.io, the artificial intelligence for e-commerce that knows your customers interests.
Compare Clerk to Stack Auth or WorkOS:

Open Source Identity and Access Management for modern Applications and Services.
Compare Keycloak to Stack Auth or WorkOS:

Elegant user management, tailor-made for B2B SaaS
Compare Frontegg to Stack Auth or WorkOS:

PropelAuth hosts and manages your authentication.
Compare PropelAuth to Stack Auth or WorkOS:

Kinde provides Authentication tools and infrastructure to helps SaaS businesses accelerate their product development. Every day, Kinde gives the best teams in the world, everything they need to build, secure, monetize, and manage a more modern web
Compare Kinde to Stack Auth or WorkOS: