--- title: "Auth0 vs Keycloak: Which is searched more?" description: "Is Auth0 or Keycloak more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Authentication platforms set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time." canonical: "https://gobrandwave.com/demand/global-en/compare/auth0-vs-keycloak" publisher: "Brandwave" --- # Auth0 vs Keycloak: Which is searched more? Is Auth0 or Keycloak more popular in search? Compare estimated monthly branded-search demand and Share of Search inside the Authentication platforms set worldwide. Branded searches tell you how often people look for a brand by name or related terms. Comparing these searches across competitors helps you see how popular each brand is over time. ## Key facts - **Compared**: Auth0 and Keycloak - **Competitive set**: Authentication platforms - **Market**: Global - **Month measured**: Sep 2026 - **Auth0 Share of Search**: 2.3% - **Keycloak Share of Search**: 4.1% ## Is Auth0 or Keycloak more popular in search? - In September 2026, Keycloak had more branded searches than Auth0 among authentication platforms worldwide. Keycloak had about 135,000 branded searches, while Auth0 had 74,400. Keycloak made up 4.1% of all authentication platform searches we track, and Auth0 accounted for 2.3%. - Keycloak was ahead of Auth0 in every measured month of the 12 months ending September 2026. - Across the 12 months ending September 2026, Auth0’s share of searches among authentication platforms worldwide moved from 4.7% to 2.3%, and its estimated monthly branded searches moved from 91K to 74.4K. - Across the 12 months ending September 2026, Keycloak’s share of searches among authentication platforms worldwide moved from 8.5% to 4.1%, and its estimated monthly branded searches moved from 165K to 135K. ## Top authentication platforms in ChatGPT and Google AI Overviews In three ChatGPT questions and two Google AI Overviews, Auth0 was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Keycloak did not appear in any of the five answers. Brands get a higher AI rank if they are mentioned earlier in the answers that list options. | Brand | AI rank | ChatGPT answers that named it | Google AI Overviews that named it | All answers that named it | | --- | --- | --- | --- | --- | | Clerk | 1st | 3 of 3 | 0 of 2 | 3 of 5 | | Auth0 | 2nd | 3 of 3 | 1 of 2 | 4 of 5 | | Supabase | 3rd | 3 of 3 | 0 of 2 | 3 of 5 | | Firebase Authentication | 4th | 2 of 3 | 0 of 2 | 2 of 5 | | WorkOS | 5th | 1 of 3 | 0 of 2 | 1 of 5 | | Amazon Cognito | 5th | 2 of 3 | 0 of 2 | 2 of 5 | | Better Auth | 7th | 2 of 3 | 0 of 2 | 2 of 5 | | Stytch | 8th | 1 of 3 | 0 of 2 | 1 of 5 | | Okta | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Keycloak | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | | Frontegg | Not ranked | 0 of 3 | 0 of 2 | 0 of 5 | ## Every AI answer about authentication platforms - Asked ChatGPT "Which authentication platform should I use?": 1. Clerk, 2. Auth0, 3. Supabase, 4. Amazon Cognito - Asked ChatGPT "What are the best authentication platforms?": 1. Clerk, 2. Auth0, 3. Supabase, 4. WorkOS, 5. Firebase Authentication, 6. Amazon Cognito, 7. Stytch, 8. Better Auth - Asked ChatGPT "What's the best authentication platform for user sign in?": 1. Clerk, 2. Auth0, 3. Supabase, 4. Firebase Authentication, 5. Better Auth - Searched Google, AI Overview "authentication software": 1. Auth0 - Searched Google, AI Overview "login platform": named none of the brands we track Not named in any answer: Okta, Keycloak and Frontegg. Brands are listed in the order each answer named them. The answers were collected in the United States on October 20, 2026. ## How did search popularity change for authentication platforms worldwide in September 2026? - In September 2026, Keycloak lost share of searches among authentication platforms worldwide, from 4.7% to 4.1%. - Estimated monthly branded searches for Auth0 worldwide fell 18.2% over 12 measured months, from 91K to 74.4K in September 2026. ## Month by month | Month | Auth0 estimated searches | Auth0 Share of Search | Auth0 rank | Keycloak estimated searches | Keycloak Share of Search | Keycloak rank | | --- | --- | --- | --- | --- | --- | --- | | Oct 2025 | 91K | 4.7% | 4 | 165K | 8.5% | 3 | | Nov 2025 | 91K | 4.4% | 4 | 135K | 6.5% | 3 | | Dec 2025 | 74.3K | 3.6% | 4 | 135K | 6.6% | 3 | | Jan 2026 | 90.9K | 3.9% | 4 | 135K | 5.9% | 3 | | Feb 2026 | 90.9K | 4% | 4 | 135K | 5.9% | 3 | | Mar 2026 | 90.9K | 2.9% | 4 | 165K | 5.3% | 3 | | Apr 2026 | 90.8K | 3.1% | 4 | 135K | 4.6% | 3 | | May 2026 | 74.3K | 2.6% | 4 | 135K | 4.7% | 3 | | Jun 2026 | 74.3K | 2.6% | 4 | 135K | 4.7% | 3 | | Jul 2026 | 74.5K | 2.6% | 4 | 135K | 4.7% | 3 | | Aug 2026 | 74.6K | 2.6% | 4 | 135K | 4.7% | 3 | | Sep 2026 | 74.4K | 2.3% | 4 | 135K | 4.1% | 3 | ## How each brand is measured Brandwave collects information about searches that people make online using Auth0’s and Keycloak’s names. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brands is growing, holding steady, or fading. - **Auth0**: Measured on the search terms “auth0”, “auth0 app” and “auth0 authentication”, summed into one figure. - **Keycloak**: Measured on the search term “keycloak”. - [Auth0 profile](/demand/global-en/brands/auth0) - [Keycloak profile](/demand/global-en/brands/keycloak) - [All authentication platforms worldwide](/demand/global-en/categories/authentication-platforms): The set both shares are measured inside, 11 brands. ## Methodology - [How is the Brand Demand Index measured?](/demand/methodology): Where the figures come from, what they compare, and how they may be reused. ## Frequently asked questions ### Is Auth0 or Keycloak more popular in search? In September 2026, Keycloak had more branded searches than Auth0 among authentication platforms worldwide. Keycloak had about 135,000 branded searches, while Auth0 had 74,400. Keycloak made up 4.1% of all authentication platform searches we track, and Auth0 accounted for 2.3%. ## Cite this page Brandwave. "Auth0 vs Keycloak: Which is searched more?". https://gobrandwave.com/demand/global-en/compare/auth0-vs-keycloak This page is also available as HTML at https://gobrandwave.com/demand/global-en/compare/auth0-vs-keycloak. Brandwave publishes an index of its Markdown pages at https://gobrandwave.com/llms.txt.