# browser-testing-with-devtools

Skill · `skill:browser-testing-with-devtools`

Favz census, built 2026-09-27. Tool names and counts only. No repo names. HTML page: https://favz.co/tools/skill-browser-testing-with-devtools.html

- Repos that have it now: 20
- Repos that ever had it: 21
- Still have it: 95%
- Share of census repos with any tool: 0.06%

## 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 |
|---|---|
| 2026-05 | 5 |
| 2026-06 | 9 |
| 2026-07 | 12 |
| 2026-08 | 15 |
| 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 |
|---|---|---|---|
| [deprecation-and-migration](https://favz.co/tools/skill-deprecation-and-migration.md) | Skill | 18 | 1359.9× |
| [source-driven-development](https://favz.co/tools/skill-source-driven-development.md) | Skill | 19 | 1310.6× |
| [api-and-interface-design](https://favz.co/tools/skill-api-and-interface-design.md) | Skill | 17 | 1225.9× |
| [debugging-and-error-recovery](https://favz.co/tools/skill-debugging-and-error-recovery.md) | Skill | 17 | 1123.8× |
| [documentation-and-adrs](https://favz.co/tools/skill-documentation-and-adrs.md) | Skill | 17 | 1123.8× |
| [security-and-hardening](https://favz.co/tools/skill-security-and-hardening.md) | Skill | 17 | 1078.8× |
| [frontend-ui-engineering](https://favz.co/tools/skill-frontend-ui-engineering.md) | Skill | 17 | 1037.3× |
| [planning-and-task-breakdown](https://favz.co/tools/skill-planning-and-task-breakdown.md) | Skill | 15 | 951.9× |
| [spec-driven-development](https://favz.co/tools/skill-spec-driven-development.md) | Skill | 15 | 849.9× |
| [code-review-and-quality](https://favz.co/tools/skill-code-review-and-quality.md) | Skill | 13 | 763.9× |
| [incremental-implementation](https://favz.co/tools/skill-incremental-implementation.md) | Skill | 15 | 743.7× |
| [performance-optimization](https://favz.co/tools/skill-performance-optimization.md) | Skill | 19 | 717.7× |