# impl

Skill · `skill:impl`

Favz census, built 2026-10-04. Tool names and counts only. No repo names. HTML page: https://favz.co/tools/skill-impl.html

- Repos that have it now: 20
- Repos that ever had it: 21
- Still have it: 95%
- Share of census repos with any tool: 0.02%

## Repos with it, by month

From commit dates in each repo's history. The last few days always look low, because repos found later fill them in.

| Month | Repos at month end |
|---|---|
| 2026-01 | 1 |
| 2026-02 | 3 |
| 2026-04 | 6 |
| 2026-05 | 7 |
| 2026-06 | 11 |
| 2026-07 | 15 |
| 2026-08 | 18 |
| 2026-09 | 20 |

## Goes with

Tools found in the same repos, ranked by lift: 3× means the two show up together three times as often as chance would give. Only pairs sharing 5 or more repos.

| Tool | Kind | Repos with both | Lift |
|---|---|---|---|
| [qa-engineer](https://favz.co/tools/skill-qa-engineer.md) | Skill | 5 | 1028.5× |
| [product-manager](https://favz.co/tools/skill-product-manager.md) | Skill | 5 | 537.6× |
| [git](https://favz.co/tools/skill-git.md) | Skill | 5 | 166.6× |
| [pr](https://favz.co/tools/skill-pr.md) | Skill | 6 | 70.6× |
| [plan](https://favz.co/tools/skill-plan.md) | Skill | 6 | 68.1× |
| [test](https://favz.co/tools/skill-test.md) | Skill | 5 | 44.6× |
| [grill-me](https://favz.co/tools/skill-grill-me.md) | Skill | 5 | 25.2× |