🆚 Clerk vs. Keycloak
- 📈 Keycloak is four times more popular than Clerk.
- 🌎 Keycloak is more popular in the United States, Colombia, and Germany.
- 🌍 Clerk is more popular in the United Arab Emirates and Romania.
Clerk
KeycloakType
About
Clerk is an authentication and user management service for 
Next.js, 
Remix, 
Nuxt, 
React, 
Vue, and other frameworks that provides prebuilt interfaces and APIs to handle user identity, sessions, and access control.
It offers drop-in UI components for sign-in, sign-up, user profiles, organizations, and billing, supports over 20 social login providers, and includes multifactor authentication, session lifecycle management, bot and fraud prevention, and customizable roles and permissions.
Keycloak is an open-source identity and access management solution that provides user federation, strong authentication, user management, fine-grained authorization, and more.
Headquarters
Pricing
(MFA, SMS authentication)$25+/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
- 🔥 12nd most popular in the United States in the Authentication category.
- 🥇 Most popular in Colombia in the Authentication category.
- 🥈 Second most popular in Switzerland in the Authentication category.
- 🥈 Second most popular in Denmark in the Authentication category.
- ⭐ 4th most popular in Germany in the Authentication category.
- ⭐ 6th 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
Supabase
Auth.js🗃️ 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.