# agent-patterns

Skill · `skill:agent-patterns`

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

- Repos that have it now: 21
- Repos that ever had it: 21
- Still have it: 100%
- 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 |
|---|---|
| 2026-04 | 1 |
| 2026-06 | 18 |
| 2026-08 | 20 |
| 2026-09 | 21 |

## 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 |
|---|---|---|---|
| [contract-testing](https://favz.co/tools/skill-contract-testing.md) | Skill | 20 | 1776.3× |
| [hunt](https://favz.co/tools/skill-hunt.md) | Skill | 20 | 1776.3× |
| [ui-ux](https://favz.co/tools/skill-ui-ux.md) | Skill | 20 | 1489.8× |
| [clean-architecture](https://favz.co/tools/skill-clean-architecture.md) | Skill | 20 | 1126.4× |
| [council](https://favz.co/tools/skill-council.md) | Skill | 20 | 796.3× |
| [error-handling](https://favz.co/tools/skill-error-handling.md) | Skill | 20 | 650.5× |
| [@notionhq/notion-mcp-server](https://favz.co/tools/mcp-npm-notionhq-notion-mcp-server.md) | MCP server (npm package) | 17 | 496.9× |
| [verification-loop](https://favz.co/tools/skill-verification-loop.md) | Skill | 20 | 476.1× |
| [accessibility](https://favz.co/tools/skill-accessibility.md) | Skill | 21 | 457.5× |
| [check](https://favz.co/tools/skill-check.md) | Skill | 20 | 384.9× |
| [spec](https://favz.co/tools/skill-spec.md) | Skill | 20 | 360.8× |
| [api-design](https://favz.co/tools/skill-api-design.md) | Skill | 20 | 314.2× |

## Comes in the same pack

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

- [async-patterns](https://favz.co/tools/skill-async-patterns.md)
- [dockerfile-multistage](https://favz.co/tools/skill-dockerfile-multistage.md)
- [standards-authoring](https://favz.co/tools/skill-standards-authoring.md)
- [testing-pytest](https://favz.co/tools/skill-testing-pytest.md)