Brandwave

How popular isGitBook?

In September 2026, people searched for GitBook by name about 37,100 times worldwide, a 43.9% decrease from the previous year. These searches made up 3.5% of all global IT documentation platform searches, placing GitBook third out of seven platforms. When we asked both ChatGPT and Google AI Overviews about IT documentation platforms, GitBook appeared in two of the five answers and was the fifth most recommended of the seven.

Search and AI answers in September 2026

GitBook is the third most searched of 7 competitors and the fifth most recommended in AI answers.

  1. ConfluenceShare of searches 88.1%Mentioned in 5 of 5 AI answersPlace in AI recommendations 1st
  2. BookStackShare of searches 5.3%Mentioned in 4 of 5 AI answersPlace in AI recommendations 4th
  3. GitBookShare of searches 3.5%Mentioned in 2 of 5 AI answersPlace in AI recommendations 5th
  4. HuduShare of searches 1.3%Mentioned in 3 of 5 AI answersPlace in AI recommendations 3rd
  5. IT GlueShare of searches 1.3%Mentioned in 4 of 5 AI answersPlace in AI recommendations 2nd

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Top IT documentation platforms in ChatGPT and Google AI Overviews

In three ChatGPT questions and two Google AI Overviews, GitBook was mentioned in two out of five: in one of the three ChatGPT answers and in one of the two Google AI Overviews. GitBook is the fifth most recommended of the seven.

Most recommended by AI

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

  1. Confluence1st
  2. IT Glue2nd
  3. Hudu3rd
  4. BookStack4th
  5. GitBook5th
  6. Document3606th
  7. Slab–

Mentioned by AI

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

  • Confluence5 of 5Named in 3 of 3 ChatGPT answersNamed in 2 of 2 Google answers
  • BookStack4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • IT Glue4 of 5Named in 3 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Hudu3 of 5Named in 3 of 3 ChatGPT answersNamed in 0 of 2 Google answers
  • GitBook2 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Document3602 of 5Named in 1 of 3 ChatGPT answersNamed in 1 of 2 Google answers
  • Slab0 of 5Named in 0 of 3 ChatGPT answersNamed in 0 of 2 Google answers

See every answer about IT documentation platforms

5 answers

Not named in any answer:

Brands are shown in the order each answer named them. The survey took place in the United States on October 21, 2026.

Which IT documentation platforms compete with GitBook?

GitBook against IT documentation platforms worldwide, by month

Share of searches by month for Confluence, BookStack, GitBook. The figures are in the table below the chart.

View monthly share of searches table
MonthConfluenceBookStackGitBookHuduIT GlueDocument360Slab
Oct 202584.9%5.1%6.2%1%1.9%0.84%0.01%
Nov 202584.6%5.1%6.2%1.2%1.9%1%0.01%
Dec 202585%5.1%6.2%1.2%1.5%0.83%0.01%
Jan 202685.2%5.1%6.3%1.3%1.5%0.68%0.01%
Feb 202685.3%6.3%4.2%1.5%1.9%0.84%0.02%
Mar 202687.6%5.3%3.5%1.3%1.6%0.7%0.01%
Apr 202685.3%6.3%4.2%1.5%1.9%0.84%0.02%
May 202687.5%5.3%3.5%1.6%1.6%0.57%0.01%
Jun 202688.3%4.3%4.3%1.3%1.3%0.47%<0.01%
Jul 202687.1%5.2%4.3%1.3%1.6%0.57%0.01%
Aug 202685.8%6.3%4.2%1.5%1.5%0.56%0.01%
Sep 202688.1%5.3%3.5%1.3%1.3%0.47%0.01%

  1. 1.Confluence

    88.1%

    Held 1st. 824K estimated branded searches, +22.3% vs prior month. Share +2.3 points.

  2. 2.BookStack

    5.3%

    Held 2nd. 49.5K estimated branded searches, 0% vs prior month. Share -1 points.

  3. 3.GitBook

    3.5%

    Held 3rd. 33.1K estimated branded searches, 0% vs prior month. Share -0.7 points.

  4. 4.Hudu

    1.3%

    Held 4th. 12.1K estimated branded searches, 0% vs prior month. Share -0.2 points.

  5. 5.IT Glue

    1.3%

    Held 5th. 12.1K estimated branded searches, 0% vs prior month. Share -0.2 points.

  6. 6.Document360

    0.47%

    Held 6th. 4.4K estimated branded searches, 0% vs prior month. Share -0.1 points.

  7. 7.Slab

    0.01%

    Held 7th. 110 estimated branded searches, 0% vs prior month. Share 0 points.

Compare popularity between GitBook and its closest rivals

Every comparison with GitBook

19 comparisons

How has branded search demand for GitBook changed worldwide over the last 12 months?

4 findings
  • Across the 12 months ending September 2026, estimated monthly branded searches for GitBook worldwide fell from 66.2K to 37.1K.
  • Across the 12 months ending September 2026, GitBook’s share of searches among IT documentation platforms worldwide decreased from 6.2% to 3.5%.
  • Across the 12 months ending September 2026, GitBook’s share of searches among IT documentation platforms worldwide peaked at 6.3% in January 2026 and was lowest at 3.5% in May 2026.
  • Across the 12 months ending September 2026, GitBook fell from 2nd to 3rd among IT documentation platforms worldwide.

How did search popularity change for IT documentation platforms worldwide in September 2026?

6 changes

  1. In September 2026, Confluence gained share of searches among IT documentation platforms worldwide, from 85.8% to 88.1%.

  2. In September 2026, BookStack lost share of searches among IT documentation platforms worldwide, from 6.3% to 5.3%.

  3. In September 2026, GitBook lost share of searches among IT documentation platforms worldwide, from 4.2% to 3.5%.

  4. Estimated monthly branded searches for Hudu worldwide rose 22.2% over 12 measured months, from 9.9K to 12.1K in September 2026.

  5. Estimated monthly branded searches for Document360 worldwide fell 45.7% over 12 measured months, from 8.1K to 4.4K in September 2026.

  6. Estimated monthly branded searches for IT Glue worldwide fell 33.1% over 12 measured months, from 18.1K to 12.1K in September 2026.

How are GitBook’s branded searches counted?

4 search terms

Brandwave collects information about searches that people make online using GitBook’s name. When viewed over time, estimated search volumes for these branded terms can be used to understand whether interest in the brand is growing, holding steady, or fading.

  • git book
  • gitbook
  • gitbook app
  • gitbook documentation

Do you work for GitBook? To request corrections or removal please contact us via our support page and we will be happy to assist.

How the Brand Demand Index is measured

Where does GitBook compete?

GitBook is ranked in three competitor sets. Each share is worked out among that set's brands, so it differs from set to set.
Competitor setRankShare of searchesRanking
IT documentation platforms3rd of 73.5%Shown above
Customer knowledge base platforms3rd of 98.1%Show ranking
Developer documentation platforms4th of 77.1%Show ranking
Creator with pink hair and a pink jacket

Is GitBook your brand?

Put your own campaigns, spend and outcomes next to this demand line, so you can see which of your marketing lined up with the movements above.

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