# Citymapper — developer ecosystem report

- GitHub org: `citymapper`
- Category: dev_tool
- Overall score: 28.0 / 100
- Overall rank: #845
- Last refreshed: 2026-08-21

## Pillar scores

| Pillar | Score / 100 | Rank | Weight in overall |
| --- | --- | --- | --- |
| Code & Polish | 31.0 | #971 | ~22% |
| Education | 48.0 | #812 | ~18% |
| AI readiness | 32.0 | #444 | part of Reach |
| Builder experience | 0.0 | #1 | ~12% |
| Community | 9.0 | #902 | ~16% |
| Reach | 57.0 | #206 | ~18% |
| Momentum | 0.0 | #917 | ~14% |

## Links

- GitHub: https://github.com/citymapper
- Website: https://citymapper.com
- Docs: https://citymapper.com/docs

## Public GitHub totals

| Metric | Value |
| --- | --- |
| Repos analyzed | 6 |
| Stars | 193 |
| Forks | 30 |
| Open issues | 13 |
| Contributors | — |

## Top repositories

| Repo | Stars | Language | Description |
| --- | --- | --- | --- |
| [CMMapLauncher](https://github.com/citymapper/CMMapLauncher) | 192 | Objective-C | CMMapLauncher is a mini-library for iOS that makes it quick and easy to show directions in various mapping applications. |
| [go-minipypi](https://github.com/citymapper/go-minipypi) | 1 | Go | Minimal pypi web server that proxies all requests to an S3 bucket |
| [paparazzi](https://github.com/citymapper/paparazzi) | 0 | Kotlin | — |
| [swift-snapshot-testing](https://github.com/citymapper/swift-snapshot-testing) | 0 | Swift | 📸 Delightful Swift snapshot testing. |
| [slate](https://github.com/citymapper/slate) | 0 | — | Beautiful static documentation for your API |
| [rds-logs-archiver](https://github.com/citymapper/rds-logs-archiver) | 0 | Python | A simple Lambda function for archiving RDS logs to a S3 bucket. |

## 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/citymapper
Machine index: https://www.smoower.com/llms.txt · MCP server: https://www.smoower.com/mcp · REST API: https://www.smoower.com/api/v1