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

Databar.ai
Apify
Phantombuster
Firecrawl
Netrows
Reverse Contact
ScrapeNinja
LinkedIn Scraper without limit

Which is more popular?
Based on our record, Stack Auth seems to be more popular. 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 | scrapin.io |
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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
The Harsh Truth of Web Scraping in 2025
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 ScrapIn. 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 / 12 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
Tracking ScrapIn since Jul 2024.
When comparing Stack Auth and ScrapIn, 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 ScrapIn:


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

Apify is a web scraping and automation platform that can turn any website into an API.
Compare Apify to Stack Auth or ScrapIn:

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

A marketplace of simple to use no-code APIs
Compare Phantombuster to Stack Auth or ScrapIn: