# observability-and-instrumentation

Skill · `skill:observability-and-instrumentation`

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

- Repos that have it now: 34
- Repos that ever had it: 38
- Still have it: 89%
- Share of census repos with any tool: 0.04%

## 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 |
|---|---|
| 2026-06 | 4 |
| 2026-07 | 12 |
| 2026-08 | 19 |
| 2026-09 | 34 |

## 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 |
|---|---|---|---|
| [doubt-driven-development](https://favz.co/tools/skill-doubt-driven-development.md) | Skill | 29 | 1968.5× |
| [shipping-and-launch](https://favz.co/tools/skill-shipping-and-launch.md) | Skill | 26 | 1608.0× |
| [using-agent-skills](https://favz.co/tools/skill-using-agent-skills.md) | Skill | 24 | 1553.3× |
| [deprecation-and-migration](https://favz.co/tools/skill-deprecation-and-migration.md) | Skill | 30 | 1546.1× |
| [ci-cd-and-automation](https://favz.co/tools/skill-ci-cd-and-automation.md) | Skill | 27 | 1502.8× |
| [idea-refine](https://favz.co/tools/skill-idea-refine.md) | Skill | 27 | 1502.8× |
| [source-driven-development](https://favz.co/tools/skill-source-driven-development.md) | Skill | 31 | 1487.5× |
| [browser-testing-with-devtools](https://favz.co/tools/skill-browser-testing-with-devtools.md) | Skill | 29 | 1441.2× |
| [git-workflow-and-versioning](https://favz.co/tools/skill-git-workflow-and-versioning.md) | Skill | 25 | 1391.5× |
| [api-and-interface-design](https://favz.co/tools/skill-api-and-interface-design.md) | Skill | 28 | 1343.5× |
| [documentation-and-adrs](https://favz.co/tools/skill-documentation-and-adrs.md) | Skill | 27 | 1341.8× |
| [interview-me](https://favz.co/tools/skill-interview-me.md) | Skill | 25 | 1312.7× |