# GO Feature Flag: how AI models rank it, November 2026

Gane Index, November 2026 Edition. Named in 5 judge labels across 1 category by 5 of 14 models. Page: https://www.gane.ai/index/it/vendors/go-feature-flag

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| [Feature flags](https://www.gane.ai/index/it/developer/feature-flags/index.md) | 0% | 12 | 0% | 5 |

## What the models said for it

- "Completely free and open-source, though it lacks a UI." (Mistral Small, Feature flags)
- "GO Feature Flag (Best Purely Free/Open-Source Option)" (Grok 4.20, Feature flags)
- "Flagsmith, Unleash, GO Feature Flag (open source)" (DeepSeek V4 Flash, Feature flags)

## 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 | 0 | 0 | 0 | 0 |
| Grok 4.20 | 0 | 1 | 0 | 0 | 1 |
| Mistral Small | 0 | 1 | 0 | 0 | 1 |
| DeepSeek V4 Flash | 0 | 1 | 0 | 0 | 1 |
| Llama 4 Maverick | 0 | 0 | 0 | 0 | 0 |
| Qwen 3.7 Flash | 0 | 0 | 1 | 0 | 1 |
| Kimi K2 | 0 | 0 | 0 | 0 | 0 |
| GLM 4.7 FlashX | 0 | 0 | 0 | 0 | 0 |
| MiniMax M2.5 | 0 | 0 | 0 | 0 | 0 |
| GPT-6 Luna | 0 | 0 | 0 | 0 | 0 |
| Muse Glimmer 30B | 0 | 0 | 1 | 0 | 1 |

## Sources returned with these answers

The sites and pages cited by the answers that named GO Feature Flag, from 9 of the 9 answers that named it (only the models that return a source list).

### Domains cited

- getunleash.io: 6
- flagsmith.com: 5
- github.com: 5
- growthbook.io: 5
- news.ycombinator.com: 5
- posthog.com: 5
- convert.com: 3
- dev.to: 3
- harness.io: 3
- featbit.co: 2

### Pages cited

- https://news.ycombinator.com/item: 5
- https://convert.com/blog/full-stack-experimentation/feature-flag-rollout-tools: 3
- https://getunleash.io/blog/11-open-source-feature-flag-tools.md: 3
- https://posthog.com/blog/best-feature-flag-software-for-developers: 3
- https://flagsmith.com/: 2
- https://flagsmith.com/open-source: 2
- https://github.com/Dxlxz/universal-design-system/blob/main/docs/research/top-feature-flags-2026.md: 2
- https://github.com/topics/feature-flag: 2

## What it publishes

Every page gofeatureflag.org exposes, read 2026-09-29: 207 addresses. By kind, pages and the last 90 days:

- blog: 29 pages, 0 in the last 90 days, latest 2026-06-14
- case study: 2 pages, 2 in the last 90 days, latest 2026-09-22
- podcast or video: 1 pages, 0 in the last 90 days, latest 2022-07-01
- Recent: 2026-09-22 case study: Solaris go feature flag case study https://gofeatureflag.org/blog/solaris-go-feature-flag-case-study
- Recent: 2026-08-01 case study: Datagalaxy go feature flag case study https://gofeatureflag.org/blog/datagalaxy-go-feature-flag-case-study
- Recent: 2026-06-14 blog: Best opensource feature flag tools https://gofeatureflag.org/blog/best-opensource-feature-flag-tools
- Recent: 2026-05-02 blog: Ai tooling go feature flag https://gofeatureflag.org/blog/2026/05/02/ai-tooling-go-feature-flag
- Recent: 2026-04-09 blog: Openfeature governance committee https://gofeatureflag.org/blog/2026/04/09/openfeature-governance-committee
- Recent: 2026-04-07 blog: Kubecon amsterdam 2026 https://gofeatureflag.org/blog/2026/04/07/kubecon-amsterdam-2026

## 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.