# BookStack: how AI models rank it, September 2026

GTM AI Recommendation Index, September 2026 Edition. Named in 13 judge labels across 1 categories by 10 of 12 models. Page: https://gtm-ai-index.com/vendors/bookstack/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Knowledge base and self-service | 6% | 6 | 15% | 13 |

## What the models said for it

- "Choose BookStack if you have access to an IT administrator, want to host your own data, and want a completely free tool with no user limits." (Gemini 3.5 Flash, Knowledge base)
- "BookStack offers the best balance of being completely free, easy to use, and requiring minimal technical overhead" (Mistral Small, Knowledge base)
- "If you have technical resources: Start with BookStack or Outline (self-hosted) - lowest long-term cost" (GLM 4.7 FlashX, Knowledge base)
- "Best if you have tech resources - 100% free open-source, but requires server hosting and maintenance" (DeepSeek V4 Flash, Knowledge base)

## And against it

- "High-Risk Tools to Avoid ... BookStack ... Performance degrades significantly with large interconnected databases" (Mistral Small, Knowledge base)
- "these are solid but require technical resources to manage properly" (MiniMax M2.5, Knowledge base)

## The company

BookStack; https://www.bookstackapp.com; founded 2015. From Wikidata, fetched 2026-09-14.

## Record

- Method: https://gtm-ai-index.com/methodology/
- Raw judge labels and full responses: https://gtm-ai-index.com/data/
- License: CC BY 4.0. Cite as GTM AI Recommendation Index, September 2026 Edition, gtm-ai-index.com.