🆚 Auth.js vs. Supabase
- 📈 Supabase is three times more popular than Auth.js.
- 🌎 Supabase is more popular in the United States, France, and the United Kingdom.
- 🌍 Auth.js is more popular in Turkey, Norway, and Denmark.
Auth.js
SupabaseType
About
Auth.js is an open-source authentication solution that integrates with 
Next.js, 
Nuxt, 
Qwik, and other modern 
JavaScript frameworks to handle user sign-in, session management, and access control.
It supports OAuth 2.0 and 
OpenID Connect providers, passwordless email authentication, and passkeys via WebAuthn, and can manage sessions using 
JSON Web Tokens or database adapters for MySQL, 
PostgreSQL, 
MongoDB, and 
SQLite.
Supabase is an open-source backend-as-a-service platform based on PostgreSQL.
It provides a hosted Postgres database with RESTful and 
GraphQL APIs, built-in authentication, secure file storage, support for edge functions written in 
TypeScript with global deployment, role-based access control, and row-level security.
Headquarters
Pricing
(8 GB per project, 100K MAU)$25+/month
(+ SSO)$599+/month
Categories
Popularity
Determined by the number of sites using each technology.
Market share
Popularity by country
Determined by the number of sites detected from each country.
Awards
- ⬆️ 237th most popular in the United States in the JavaScript Libraries category.
- 🥇 Most popular in China in the Authentication category.
- 🥉 Third most popular in Sweden in the Authentication category.
- ⭐ 4th most popular in Brazil in the Authentication category.
- ⭐ 5th most popular in China in the Databases category.
- ⭐ 5th most popular in France in the Authentication category.
Popularity by domain category
Determined by the number of sites in each category.
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Google Identity
Facebook Login
Auth0
Keycloak
Clerk
Amazon Web Services
Microsoft Azure
Firebase
Google App Engine🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,406,701 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.