# Hudu vs BookStack: which do AI models recommend for IT documentation, October 2026

IT AI Recommendation Index, October 2026 Edition, IT documentation. Four of fourteen models named Hudu first on the direct prompt; zero named BookStack. Page: https://it-ai-index.com/operations/it-documentation/hudu-vs-bookstack/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Hudu | 17% | #1 of 10 | 6% | 32 | 13 of 14 |
| BookStack | 13% | #4 of 10 | 5% | 20 | 10 of 14 |

## The direct prompt, model by model

- Gemini 3.5 Flash: hudu first (first choices: Hudu) (alternatives: Atlassian Confluence, BookStack, Scribe, Tango)
- DeepSeek V4 Flash: hudu first (first choices: Confluence, Hudu) (alternatives: Document360, GitBook, Notion)
- Kimi K2: hudu first (first choices: Hudu) (alternatives: IT Glue, NinjaOne Documentation)
- GPT-6 Luna: hudu first (first choices: Hudu) (alternatives: Confluence, IT Glue)
- Claude Haiku 4.5: neither first, one named (first choices: Document360) (alternatives: Confluence, Hudu, Tango)
- GPT-5.4 mini: neither named (first choices: IT Glue) (alternatives: Confluence, Document360)
- Perplexity Sonar: neither named (first choices: Document360) (alternatives: Confluence, ONES Wiki)
- Grok 4.1 Fast: neither named (first choices: Confluence) (alternatives: ClickUp Docs, Notion)
- Mistral Small: neither named (first choices: Document360, Notion) (alternatives: Atera, Microsoft SharePoint)
- Llama 4 Maverick: neither named (first choices: Document360) (alternatives: Bit.ai, Notion)
- Qwen 3.7 Flash: neither named (first choices: Confluence) (alternatives: Document360, Notion)
- GLM 4.7 FlashX: neither named (first choices: Confluence, GitBook) (alternatives: Document360, NinjaOne Documentation, ONES Wiki)
- MiniMax M2.5: neither named (first choices: ClickHelp, Document360) (alternatives: Knowmax, NinjaOne Documentation, Notion)
- Muse Glimmer 30B: neither named (first choices: Document360) (alternatives: Freshservice, GitBook)

## What the models said about Hudu

- "Hudu self-hosted if you don’t want to own backup operations... it’s a real operational responsibility—not “set and forget.”" (GPT-6 Luna, negative prompt, soft negative)
- "lacks some security controls found in competitors" (Muse Glimmer 30B, negative prompt, soft negative)
- "Hudu has gained immense popularity in the IT community specifically because it has friendly pricing, flexible contracts, self-hosted or cloud options, and rapid development" (Gemini 3.5 Flash, negative prompt, first choice)
- "I'd generally recommend Hudu if you want the best balance of IT knowledge base + asset documentation + cost control" (GPT-5.4 mini, paraphrase prompt, first choice)
- "I'd recommend Hudu as the best balance of: Purpose-built IT documentation features - Reasonable pricing" (Kimi K2, direct prompt, first choice)

## What the models said about BookStack

- "Open-source projects like BookStack, Wiki.js, or ITFlow... they come with a distinct warning label" (Gemini 3.5 Flash, negative prompt, soft negative)
- "Start with BookStack (free) if you can self-host it. It's purpose-built for IT documentation, has no hidden costs" (DeepSeek V4 Flash, budget prompt, first choice)
- "Best on a tight budget: BookStack—if your team can host and maintain it. It’s free, open-source, and self-hosted" (GPT-6 Luna, budget prompt, first choice)
- "If you have technical resources, BookStack offers the best value (completely free with excellent features)" (Kimi K2, budget prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.