# JSON Crack vs uMap

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | JSON Crack | uMap |
|---|---|---|
| Score | 79/100 ✓ | 64/100 |
| Rank in category | #1 of 7 in Data Visualization | #3 of 9 in Mapping & GPS |
| GitHub stars | 44 563 ✓ | 1 628 |
| Stars, last 30 days | +114 ✓ | +25 |
| Stable releases, 12 months | 1 | 12 ✓ |
| Latest release | v5.0.0 · 11 Mar 2026 | 3.8.1 · 19 Aug 2026 ✓ |
| Setup | Easy ✓ | Moderate |
| Official Docker image | No | Yes ✓ |
| License | Apache-2.0 | Other |
| Main language | Typescript | JavaScript |

## Which one should you pick?

JSON Crack scores 79/100 against 64/100 for uMap, so it is the safer default.

uMap ships more often: 12 stable releases in the past year, against 1 for JSON Crack.

If you want the quickest setup, JSON Crack is easier to run; uMap needs more configuration.

JSON Crack is growing faster right now (+114 stars in 30 days).

## Details

- [JSON Crack](https://selfhost.directory/project/json-crack) (markdown: https://selfhost.directory/project/json-crack.md)
- [uMap](https://selfhost.directory/project/umap) (markdown: https://selfhost.directory/project/umap.md)

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Source: https://selfhost.directory/compare/json-crack-vs-umap