Brandwave

Docusaurus vs Scalar:Which is more popular?

In September 2026, Docusaurus had more branded searches than Scalar among API documentation tools worldwide. Docusaurus had about 22,200 branded searches, while Scalar had 3,010. Docusaurus made up 26.2% of all API documentation tool searches we track, and Scalar accounted for 3.6%. When we asked ChatGPT and Google AI Overviews about API documentation tools, Scalar appeared in all five answers and Docusaurus in three. Scalar was mentioned before Docusaurus in every answer.

Among API documentation tools worldwide in September 2026

Who do people search for more?

Docusaurus, about 7 searches for every 1 for Scalar

Docusaurus 22.2K searchesScalar 3K searches

Who does AI mention more?

Scalar, mentioned in every answer we collected

Scalar in 5 of 5Docusaurus in 3 of 5

Who does AI recommend more?

Scalar, named ahead of Docusaurus in every answer

Scalar first in 5Docusaurus never first

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Top API documentation tools in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, Scalar appeared in all five answers. Docusaurus was mentioned in three out of five: in two of the three ChatGPT answers and in one of the two Google AI Overviews. Scalar was listed before Docusaurus in every answer.

Most recommended by AI

Brands get a higher ranking if they are mentioned earlier in the answers.

  1. Mintlify1st
  2. ReadMe2nd
  3. Redocly3rd
  4. Scalar4th
  5. Swagger5th
  6. SwaggerHub6th
  7. Postman7th
  8. Stoplight8th
  9. Docusaurus9th

Mentioned by AI

Each dot is one answer, filled in when that answer mentions the brand.

  • Mintlify5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Swagger5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Redocly5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Scalar5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • ReadMe5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • Docusaurus3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Stoplight3 of 5Named in 2 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Postman2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • SwaggerHub2 of 5Named in 0 of 3 ChatGPT answersNamed in 2 of 2 Google answers

See every answer about API documentation tools

5 answers

Brands are shown in the order each answer named them. The survey took place in the United States on October 20, 2026.

Is Docusaurus or Scalar more popular in search?

This chart shows how often people search Google for Docusaurus and Scalar by name. Each line represents a brand's share of searches for all nine API documentation tools we track, month by month, from English-language searches worldwide.

Docusaurus and Scalar among API documentation tools worldwide, by month

Share of searches by month for Docusaurus, Scalar. The figures are in the table below the chart.

View monthly share of searches table
MonthDocusaurusMintlifyPostmanSwaggerRedoclyScalarSwaggerHubReadMeStoplight
Oct 202530%20.1%20.4%16.9%6%1.8%3.3%0.93%0.58%
Nov 202533.3%18.3%19.3%16.6%5.5%2%3.6%0.86%0.53%
Dec 202534.1%22.9%16.2%15.7%5.6%1.8%2.4%0.84%0.48%
Jan 202633.2%22.3%16.6%15.9%5.4%2.1%3%0.89%0.55%
Feb 202625.2%20.8%21.9%18%6.2%2.9%3.4%1.1%0.66%
Mar 202626.7%22%19%18.4%6.6%2.9%2.9%0.95%0.6%
Apr 202626.8%27%19.1%15.7%5.4%2.4%2.4%0.83%0.5%
May 202627%22.3%19.2%17.9%6.6%3%2.4%0.92%0.61%
Jun 202632.6%26.8%16.3%14.4%4.4%2.5%1.9%0.76%0.43%
Jul 202625.9%26.1%19.3%17.1%5.2%2.9%2.3%0.78%0.42%
Aug 202631%25.5%18%14.9%5.1%2.8%1.8%0.62%0.3%
Sep 202626.2%21.6%20.7%18%6.4%3.6%2.2%0.95%0.39%

How has the Docusaurus and Scalar comparison changed over the last 12 months?

3 findings
  • Docusaurus was ahead of Scalar in every measured month of the 12 months ending September 2026.
  • Across the 12 months ending September 2026, Docusaurus’ share of searches among API documentation tools worldwide moved from 30% to 26.2%, and its estimated monthly branded searches moved from 40.5K to 22.2K.
  • Across the 12 months ending September 2026, Scalar’s share of searches among API documentation tools worldwide moved from 1.8% to 3.6%, and its estimated monthly branded searches moved from 2.4K to 3K.

How did search popularity change for API documentation tools worldwide in September 2026?

2 changes

  1. In September 2026, Scalar gained share of searches among API documentation tools worldwide, from 2.8% to 3.6%.

  2. In September 2026, Docusaurus lost share of searches among API documentation tools worldwide, from 31% to 26.2%.

How are branded searches counted?

5 search terms

Brandwave collects information about searches that people make online using Docusaurus’ and Scalar’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.

Docusaurus

1 branded search term

  • docusaurus

Scalar

4 branded search terms

  • api documentation scalar
  • scalar api
  • scalar api documentation
  • scalar com

How the Brand Demand Index is measured

Other head-to-heads among API documentation tools

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