BookStack vs Hudu:Which is more popular?
In September 2026, BookStack had more branded searches than Hudu among IT documentation platforms worldwide. BookStack had about 49,500 branded searches, while Hudu had 12,100. BookStack made up 5.3% of all IT documentation platform searches we track, and Hudu accounted for 1.3%. When we asked ChatGPT and Google AI Overviews about IT documentation platforms, BookStack appeared in four of the five answers and Hudu in three. Hudu was mentioned before BookStack in three out of four answers that named either.
Who do people search for more?
BookStack, about 4 searches for every 1 for Hudu
Who does AI mention more?
BookStack, mentioned in 4 of 5 answers, Hudu in 3
Who does AI recommend more?
Hudu, named ahead of BookStack in 3 of 4 answers
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Top IT documentation platforms in ChatGPT and Google AI Overviews
In three ChatGPT questions and two Google AI Overviews, BookStack was mentioned in four out of five: in all three ChatGPT answers and in one of the two Google AI Overviews. Hudu was mentioned in three out of five: in all three ChatGPT answers, but not in either of the two Google AI Overviews. Hudu was listed before BookStack in three out of four answers that named either.
Most recommended by AI
Brands get a higher ranking if they are mentioned earlier in the answers.
Confluence1st
IT Glue2nd- Hudu3rd
- BookStack4th
GitBook5th
Document3606th
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
Asked ChatGPT
“Which IT documentation platform should I use?”
Asked ChatGPT
“What are the best IT documentation platforms?”
Asked ChatGPT
“What's the best IT documentation platform for an IT team?”
Searched Google, AI Overview
“it documentation software”
Searched Google, AI Overview
“knowledge base software”
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.
Is BookStack or Hudu more popular in search?
This chart shows how often people search Google for BookStack and Hudu by name. Each line represents a brand's share of searches for all seven IT documentation platforms we track, month by month, from English-language searches worldwide.
Share of searches by month for BookStack, Hudu. The figures are in the table below the chart.
View monthly share of searches table
| Month | Confluence | BookStack | GitBook | Hudu | IT Glue | Document360 | Slab |
|---|---|---|---|---|---|---|---|
| Oct 2025 | 84.9% | 5.1% | 6.2% | 1% | 1.9% | 0.84% | 0.01% |
| Nov 2025 | 84.6% | 5.1% | 6.2% | 1.2% | 1.9% | 1% | 0.01% |
| Dec 2025 | 85% | 5.1% | 6.2% | 1.2% | 1.5% | 0.83% | 0.01% |
| Jan 2026 | 85.2% | 5.1% | 6.3% | 1.3% | 1.5% | 0.68% | 0.01% |
| Feb 2026 | 85.3% | 6.3% | 4.2% | 1.5% | 1.9% | 0.84% | 0.02% |
| Mar 2026 | 87.6% | 5.3% | 3.5% | 1.3% | 1.6% | 0.7% | 0.01% |
| Apr 2026 | 85.3% | 6.3% | 4.2% | 1.5% | 1.9% | 0.84% | 0.02% |
| May 2026 | 87.5% | 5.3% | 3.5% | 1.6% | 1.6% | 0.57% | 0.01% |
| Jun 2026 | 88.3% | 4.3% | 4.3% | 1.3% | 1.3% | 0.47% | <0.01% |
| Jul 2026 | 87.1% | 5.2% | 4.3% | 1.3% | 1.6% | 0.57% | 0.01% |
| Aug 2026 | 85.8% | 6.3% | 4.2% | 1.5% | 1.5% | 0.56% | 0.01% |
| Sep 2026 | 88.1% | 5.3% | 3.5% | 1.3% | 1.3% | 0.47% | 0.01% |
How has the BookStack and Hudu comparison changed over the last 12 months?
3 findings
- BookStack was ahead of Hudu in every measured month of the 12 months ending September 2026.
- Across the 12 months ending September 2026, BookStack’s share of searches among IT documentation platforms worldwide moved from 5.1% to 5.3%, and its estimated monthly branded searches held steady at 49.5K.
- Across the 12 months ending September 2026, Hudu’s share of searches among IT documentation platforms worldwide moved from 1% to 1.3%, and its estimated monthly branded searches moved from 9.9K to 12.1K.
How did search popularity change for IT documentation platforms worldwide in September 2026?
2 changes
In September 2026, BookStack lost share of searches among IT documentation platforms worldwide, from 6.3% to 5.3%.
Estimated monthly branded searches for Hudu worldwide rose 22.2% over 12 measured months, from 9.9K to 12.1K in September 2026.
How are branded searches counted?
2 search terms
Brandwave collects information about searches that people make online using BookStack’s and Hudu’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 IT documentation platforms
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