# testing-strategy

Skill · `skill:testing-strategy`

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

- Repos that have it now: 47
- Repos that ever had it: 53
- Still have it: 89%
- Share of census repos with any tool: 0.05%

## 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 |
|---|---|
| 2025-10 | 1 |
| 2025-12 | 3 |
| 2026-01 | 3 |
| 2026-02 | 4 |
| 2026-03 | 5 |
| 2026-04 | 11 |
| 2026-05 | 16 |
| 2026-06 | 23 |
| 2026-07 | 33 |
| 2026-08 | 41 |
| 2026-09 | 47 |

## 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 |
|---|---|---|---|
| [system-design](https://favz.co/tools/skill-system-design.md) | Skill | 6 | 483.2× |
| [deploy-checklist](https://favz.co/tools/skill-deploy-checklist.md) | Skill | 5 | 457.6× |
| [accessibility-review](https://favz.co/tools/skill-accessibility-review.md) | Skill | 5 | 251.7× |
| [documentation](https://favz.co/tools/skill-documentation.md) | Skill | 6 | 82.7× |
| [architecture](https://favz.co/tools/skill-architecture.md) | Skill | 6 | 46.5× |
| [security-audit](https://favz.co/tools/skill-security-audit.md) | Skill | 5 | 32.5× |
| [writing-skills](https://favz.co/tools/skill-writing-skills.md) | Skill | 5 | 31.1× |
| [security-review](https://favz.co/tools/skill-security-review.md) | Skill | 6 | 25.3× |
| [verification-before-completion](https://favz.co/tools/skill-verification-before-completion.md) | Skill | 5 | 23.4× |
| [code-review](https://favz.co/tools/skill-code-review.md) | Skill | 14 | 21.4× |
| [systematic-debugging](https://favz.co/tools/skill-systematic-debugging.md) | Skill | 6 | 19.4× |
| [brainstorming](https://favz.co/tools/skill-brainstorming.md) | Skill | 6 | 19.2× |