# Essential Open Source: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 6 judge labels across 1 category by 6 of 14 models. Page: https://www.gane.ai/index/it/vendors/essential-open-source

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Enterprise architecture tools](https://www.gane.ai/index/it/operations/enterprise-architecture-tools/index.md) | 5% | 5 | 0% | 6 |

## What the models said for it

- "Essential Open Source for a self-hosted EA knowledge base, gives the most capability for zero license cost" (Muse Glimmer 30B, EA tools)
- "Essential Open Source is widely regarded as one of the best free enterprise architecture tools." (MiniMax M2.5, EA tools)
- "Best budget-conscious choice for a company that needs a real EA repository: Essential Open Source." (GPT-6 Luna, EA tools)
- "Excellent for building a governed EA repository with connected data on business, apps, and tech." (Grok 4.20, EA tools)

## By model

| Model | First choice | Alternative | Mention | Warning | Labels |
|---|---|---|---|---|---|
| Claude Haiku 4.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-5.4 mini | 0 | 0 | 0 | 0 | 0 |
| Gemini 3.5 Flash | 0 | 0 | 0 | 0 | 0 |
| Perplexity Sonar | 0 | 1 | 0 | 0 | 1 |
| Grok 4.20 | 0 | 1 | 0 | 0 | 1 |
| Mistral Small | 0 | 0 | 0 | 0 | 0 |
| DeepSeek V4 Flash | 0 | 0 | 0 | 0 | 0 |
| Llama 4 Maverick | 0 | 0 | 1 | 0 | 1 |
| Qwen 3.7 Flash | 0 | 0 | 0 | 0 | 0 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 1 | 0 | 0 | 0 | 1 |
| GPT-6 Luna | 1 | 0 | 0 | 0 | 1 |
| Muse Glimmer 30B | 1 | 0 | 0 | 0 | 1 |

## Sources returned with these answers

The sites and pages cited by the answers that named Essential Open Source, from 14 of the 14 answers that named it (only the models that return a source list).

### Domains cited

- globalaea.org: 10
- useful-ea.com: 10
- enterprise-architecture.org: 9
- reddit.com: 6
- softwareadvice.com: 6
- superblocks.com: 6
- capterra.com: 5
- capterra.co.uk: 4
- catio.tech: 4
- getapp.com: 4

### Pages cited

- https://globalaea.org/blogpost/956055/519735/Visual-Enterprise-Architecture-on-Any-Budget: 10
- https://enterprise-architecture.org/products/essential-open-source: 9
- https://useful-ea.com/resources/low-cost-enterprise-architecture-tools: 9
- https://reddit.com/r/EnterpriseArchitect/comments/1ucnnbs/is_anyone_actually_using_an_ea_tool_that_doesnt: 5
- https://softwareadvice.com/enterprise-architecture: 5
- https://superblocks.com/blog/enterprise-architecture-tools: 5
- https://capterra.co.uk/directory/31008/enterprise-architecture/software: 4
- https://catio.tech/blog/enterprise-architecture-tools: 4

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, November 2026 Edition, www.gane.ai/index/it.