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

MojoAuth
Amazon Cognito
Authentiq
Auth0
Authpack
TypingDNA Authenticator
Sawo Labs
One-click phone number login and checkout
Which is more popular?
Based on our record, Stack Auth should be more popular than Cotter. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | stack-auth.com | cotter.app |
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What each product offers, as listed by its team.


No features have been listed yet.
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Stack Auth yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
W18D3 C3: Full Stack Auth Review: User/Computer Order & Developer Build Order
A Review of Organic Mushroom Farming and Mycoremediation by Tradd Cotter
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 Cotter. For example, how are they different and which one is better?
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
In this tutorial, you’ll see how to build a scalable, secure, and flexible client portal on Airtable using Sync Inc, Cotter, and Next.js. - Source: dev.to / over 5 years ago
When comparing Stack Auth and Cotter, 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 Cotter:


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

Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.
Compare Amazon Cognito to Stack Auth or Cotter:

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