# perl-patterns

Skill · `skill:perl-patterns`

Favz census, built 2026-10-02. Tool names and counts only. No repo names. HTML page: https://favz.co/tools/skill-perl-patterns.html

- Repos that have it now: 20
- Repos that ever had it: 22
- Still have it: 91%
- 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 |
|---|---|
| 2026-03 | 3 |
| 2026-04 | 5 |
| 2026-05 | 10 |
| 2026-06 | 12 |
| 2026-07 | 15 |
| 2026-08 | 17 |
| 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 |
|---|---|---|---|
| [cpp-coding-standards](https://favz.co/tools/skill-cpp-coding-standards.md) | Skill | 20 | 2108.3× |
| [springboot-patterns](https://favz.co/tools/skill-springboot-patterns.md) | Skill | 19 | 2094.0× |
| [django-security](https://favz.co/tools/skill-django-security.md) | Skill | 18 | 2078.2× |
| [plankton-code-quality](https://favz.co/tools/skill-plankton-code-quality.md) | Skill | 20 | 2020.5× |
| [investor-outreach](https://favz.co/tools/skill-investor-outreach.md) | Skill | 19 | 2002.9× |
| [jpa-patterns](https://favz.co/tools/skill-jpa-patterns.md) | Skill | 19 | 2002.9× |
| [liquid-glass-design](https://favz.co/tools/skill-liquid-glass-design.md) | Skill | 19 | 2002.9× |
| [regex-vs-llm-structured-text](https://favz.co/tools/skill-regex-vs-llm-structured-text.md) | Skill | 18 | 1983.8× |
| [laravel-patterns](https://favz.co/tools/skill-laravel-patterns.md) | Skill | 16 | 1939.7× |
| [laravel-tdd](https://favz.co/tools/skill-laravel-tdd.md) | Skill | 16 | 1939.7× |
| [investor-materials](https://favz.co/tools/skill-investor-materials.md) | Skill | 19 | 1842.7× |
| [laravel-security](https://favz.co/tools/skill-laravel-security.md) | Skill | 15 | 1818.5× |

## Comes in the same pack

13 tools almost never appear without this one. Most likely people copy them in together.

- [configure-ecc](https://favz.co/tools/skill-configure-ecc.md)
- [cpp-testing](https://favz.co/tools/skill-cpp-testing.md)
- [java-coding-standards](https://favz.co/tools/skill-java-coding-standards.md)
- [content-hash-cache-pattern](https://favz.co/tools/skill-content-hash-cache-pattern.md)
- [django-patterns](https://favz.co/tools/skill-django-patterns.md)
- [springboot-tdd](https://favz.co/tools/skill-springboot-tdd.md)
- [nutrient-document-processing](https://favz.co/tools/skill-nutrient-document-processing.md)
- [perl-testing](https://favz.co/tools/skill-perl-testing.md)
- [springboot-security](https://favz.co/tools/skill-springboot-security.md)
- [springboot-verification](https://favz.co/tools/skill-springboot-verification.md)
- [swift-actor-persistence](https://favz.co/tools/skill-swift-actor-persistence.md)
- [swift-concurrency-6-2](https://favz.co/tools/skill-swift-concurrency-6-2.md)
- [swift-protocol-di-testing](https://favz.co/tools/skill-swift-protocol-di-testing.md)