
Firebase
AppWrite
Vercel
Next.js
PocketBase.io
Hasura
Railway
An open source Firebase alternative

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

Which is more popular?
Based on our record, Supabase seems to be a lot more popular than Stack Auth. While we know about 561 links to Supabase, we've tracked only 4 mentions of Stack Auth.
Website, pricing, platforms and company facts side by side.
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| Website | supabase.com | stack-auth.com |
| Pricing | ||
| Company | Startup from the United States | — |
| Listed in |
What each product offers, as listed by its team.


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


Overall verdict
Why this product is good
Recommended for
No analysis of Stack Auth yet.
Walkthroughs and reviews on video.
Basic demo
More videos
W18D3 C3: Full Stack Auth Review: User/Computer Order & Developer Build Order
How often each product is chosen within a category, 0–100% relative to the other.


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


Supabase combines PostgreSQL with authentication, storage, realtime functionality, and other backend services, making it a great fit for teams looking for an all-in-one platform. Teams with specialized PostgreSQL...
Supabase offers an open-source PostgreSQL backend that is tailored for developers with simplicity and scalability requirements. Its fully managed infrastructure aligned with integrated APIs makes it an excellent...
Supabase: An open-source BaaS alternative to Firebase, offering instant Postgres APIs, auth, edge functions, and growing AI-ready tooling. Ideal for modern dev teams but limited in orchestration and multi-agent flows.
We have no reviews of Stack Auth yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


Free tier, permanent. Requires an API key, but the free quota resets every month or day and never expires on its own. Examples: Groq, Resend, Supabase, ROIC.ai. - Source: dev.to / 16 days ago
If you let Claude Code build an app on your backend and never mention security, where does it put the access rules? And does it get them right? I tried it by building two apps on Supabase, Appwrite and Nhost through their CLIs, with the... - Source: dev.to / 22 days ago
{ "name": "Supabase", "aliases": ["supabase"], "category": "database", "role": "backend and authentication", "mention": "used", "evidence": [ { "quote": "we use Supabase for auth and the database", "start": 761 } ], ... - Source: dev.to / 23 days ago
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
When comparing Supabase and Stack Auth, you can also consider the following products.

Firebase is a cloud service designed to power real-time, collaborative applications for mobile and web.
Compare Firebase to Supabase or Stack Auth:

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

Appwrite provides web and mobile developers with a set of easy-to-use and integrate REST APIs to manage their core backend needs.
Compare AppWrite to Supabase or Stack Auth:

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

Vercel is the platform for frontend developers, providing the speed and reliability innovators need to create at the moment of inspiration.
Compare Vercel to Supabase or Stack Auth:

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