# build-feature

Skill · `skill:build-feature`

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

- Repos that have it now: 35
- Repos that ever had it: 36
- Still have it: 97%
- 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 |
|---|---|
| 2026-02 | 1 |
| 2026-03 | 4 |
| 2026-04 | 14 |
| 2026-05 | 19 |
| 2026-06 | 25 |
| 2026-07 | 28 |
| 2026-08 | 30 |
| 2026-09 | 35 |

## 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 |
|---|---|---|---|
| [security-audit](https://favz.co/tools/skill-security-audit.md) | Skill | 6 | 52.3× |
| [debug](https://favz.co/tools/skill-debug.md) | Skill | 5 | 46.1× |
| [shadcn](https://favz.co/tools/mcp-npm-shadcn.md) | MCP server (npm package) | 5 | 7.9× |
| [mcp.supabase.com](https://favz.co/tools/mcp-url-mcp.supabase.com.md) | MCP server (remote URL) | 5 | 3.5× |