Keycloak vs Supabase:Which is more popular?
In September 2026, Supabase had more branded searches than Keycloak among authentication platforms worldwide. Supabase had about 2.2 million branded searches, while Keycloak had 135,000. Supabase made up 68.2% of all authentication platform searches we track, and Keycloak accounted for 4.1%. When we asked ChatGPT and Google AI Overviews about authentication platforms, Supabase appeared in three of the five answers and Keycloak in none.
Who do people search for more?
Supabase, about 17 searches for every 1 for Keycloak
Who does AI mention more?
Supabase, mentioned in 3 of 5 answers, Keycloak in 0
Who does AI recommend more?
Supabase, the only one of the two named
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Top authentication platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, Supabase was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Keycloak did not appear in any of the five answers.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Clerk1st
Auth02nd- Supabase3rd
Firebase Authentication4th
WorkOS5th
Amazon Cognito5th
Better Auth7th
Stytch8th
Okta–
Keycloak–- +1 more
Mentioned by AI
Each dot is one answer, filled in when that answer mentions the brand.
- Auth04 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
- Supabase3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Clerk3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Better Auth2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Amazon Cognito2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Firebase Authentication2 of 5Named in 2 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- WorkOS1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Stytch1 of 5Named in 1 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Okta0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
- Keycloak0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers
See every answer about authentication platforms
5 answers
Asked ChatGPT
“Which authentication platform should I use?”
Asked ChatGPT
“What are the best authentication platforms?”
Asked ChatGPT
“What's the best authentication platform for user sign in?”
Searched Google, AI Overview
“authentication software”
Searched Google, AI Overview
“login platform”
Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.
Is Keycloak or Supabase more popular in search?
This chart shows how often people search Google for Keycloak and Supabase by name. Each line represents a brand's share of searches for all 11 authentication platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for Supabase, Keycloak. The figures are in the table below the chart.
View monthly share of searches table
| Month | Supabase | Okta | Keycloak | Auth0 | WorkOS | Better Auth | Stytch | Amazon Cognito | Firebase Authentication | Clerk | Frontegg |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 2025 | 42.5% | 34.7% | 8.5% | 4.7% | 1.4% | 3.1% | 1.4% | 1.7% | 1.2% | 0.63% | 0.15% |
| Nov 2025 | 48% | 32.3% | 6.5% | 4.4% | 1.3% | 2.9% | 1.3% | 1.5% | 1.1% | 0.58% | 0.14% |
| Dec 2025 | 48.8% | 32.8% | 6.6% | 3.6% | 1.3% | 3% | 1.1% | 1.2% | 0.9% | 0.59% | 0.12% |
| Jan 2026 | 52.9% | 29.2% | 5.9% | 3.9% | 1.5% | 2.6% | 1.2% | 1.3% | 0.8% | 0.64% | 0.1% |
| Feb 2026 | 53.3% | 29.4% | 5.9% | 4% | 1.5% | 2.2% | 1.2% | 1.1% | 0.66% | 0.65% | 0.11% |
| Mar 2026 | 59% | 26.5% | 5.3% | 2.9% | 1.3% | 1.9% | 0.88% | 0.98% | 0.48% | 0.58% | 0.08% |
| Apr 2026 | 63% | 23.2% | 4.6% | 3.1% | 1.4% | 1.7% | 0.94% | 0.85% | 0.63% | 0.51% | 0.08% |
| May 2026 | 63.5% | 23.4% | 4.7% | 2.6% | 1.4% | 1.7% | 0.78% | 0.86% | 0.52% | 0.51% | 0.07% |
| Jun 2026 | 63.6% | 23.4% | 4.7% | 2.6% | 1.4% | 1.4% | 0.95% | 0.86% | 0.52% | 0.52% | 0.07% |
| Jul 2026 | 63.6% | 23.4% | 4.7% | 2.6% | 1.4% | 1.7% | 0.95% | 0.74% | 0.43% | 0.42% | 0.08% |
| Aug 2026 | 63.8% | 23.5% | 4.7% | 2.6% | 1.4% | 1.4% | 0.95% | 0.75% | 0.35% | 0.42% | 0.07% |
| Sep 2026 | 68.2% | 20.5% | 4.1% | 2.3% | 1.5% | 1.2% | 0.83% | 0.75% | 0.3% | 0.3% | 0.05% |
How has the Keycloak and Supabase comparison changed over the last 12 months?
3 findings
- Supabase was ahead of Keycloak in every measured month of the 12 months ending September 2026.
- 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.
- Across the 12 months ending September 2026, Supabase’s share of searches among authentication platforms worldwide moved from 42.5% to 68.2%, and its estimated monthly branded searches moved from 823K to 2.2M.
How did search popularity change for authentication platforms worldwide in September 2026?
2 changes
In September 2026, Supabase gained share of searches among authentication platforms worldwide, from 63.8% to 68.2%.
In September 2026, Keycloak lost share of searches among authentication platforms worldwide, from 4.7% to 4.1%.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using Keycloak’s and Supabase’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.
Other head-to-heads among authentication platforms
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