# GrowthBook — developer ecosystem report

> The open source feature flagging and A/B testing platform

- GitHub org: `growthbook`
- Category: dev_tool
- Overall score: 59.0 / 100
- Overall rank: #80
- Last refreshed: 2026-08-13

## Pillar scores

| Pillar | Score / 100 | Rank | Weight in overall |
| --- | --- | --- | --- |
| Code & Polish | 55.0 | #337 | ~22% |
| Education | 72.0 | #256 | ~18% |
| AI readiness | 83.0 | #11 | part of Reach |
| Builder experience | 0.0 | #1 | ~12% |
| Community | 44.0 | #273 | ~16% |
| Reach | 35.0 | #645 | ~18% |
| Momentum | 34.0 | #429 | ~14% |

## Links

- GitHub: https://github.com/growthbook
- Website: https://www.growthbook.io
- Docs: https://docs.growthbook.io

## Public GitHub totals

| Metric | Value |
| --- | --- |
| Repos analyzed | 12 |
| Stars | 8,522 |
| Forks | 1,119 |
| Open issues | 1,050 |
| Contributors | — |

## Top repositories

| Repo | Stars | Language | Description |
| --- | --- | --- | --- |
| [growthbook](https://github.com/growthbook/growthbook) | 8,120 | TypeScript | Open Source Feature Flags, Experimentation, and Product Analytics |
| [growthbook-python](https://github.com/growthbook/growthbook-python) | 43 | Python | Powerful A/B Testing for Python Apps |
| [growthbook-proxy](https://github.com/growthbook/growthbook-proxy) | 37 | TypeScript | :zap: GrowthBook Proxy Server - Caching, Streaming, Security, and Scalability |
| [growthbook-react](https://github.com/growthbook/growthbook-react) | 32 | TypeScript | Powerful A/B testing for React Apps |
| [growthbook-kotlin](https://github.com/growthbook/growthbook-kotlin) | 29 | Kotlin | GrowthBook Kotlin SDK |
| [growthbook-swift](https://github.com/growthbook/growthbook-swift) | 26 | Swift | GrowthBook iOS (Swift) SDK |
| [examples](https://github.com/growthbook/examples) | 23 | TypeScript | Example implementations of the GrowthBook SDK's |
| [growthbook-mcp](https://github.com/growthbook/growthbook-mcp) | 23 | TypeScript | Official GrowthBook MCP server for creating flags, getting experiments, and more. |
| [growthbook-php](https://github.com/growthbook/growthbook-php) | 20 | PHP | — |
| [growthbook-c-sharp](https://github.com/growthbook/growthbook-c-sharp) | 20 | C# | GrowthBook C# SDK |
| [skills](https://github.com/growthbook/skills) | 19 | JavaScript | Agent Skills for GrowthBook |
| [growthbook-sdk-java](https://github.com/growthbook/growthbook-sdk-java) | 17 | Java | The Java SDK for GrowthBook (JVM, Android) |

## Methodology

Scores are computed from public signals only (GitHub, package registries, docs sites, community platforms). Pillar definitions: https://www.smoower.com/docs.md

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HTML version: https://www.smoower.com/growthbook
Machine index: https://www.smoower.com/llms.txt · MCP server: https://www.smoower.com/mcp · REST API: https://www.smoower.com/api/v1