What is poka-yoke?
poka-yoke is a Claude skill by rainmanjam that make misuse unrepresentable: audit, design, and enforce mistake-proofing devices. It is listed under Design & UI and has 24 GitHub stars.
| Type | Claude skill |
|---|---|
| Author | rainmanjam |
| Repository | rainmanjam/poka-yoke |
| Popularity | 24 GitHub stars |
| Category | Design & UI |
| Security | Low risk (100/100) |
| Rank | #1,004 of 1,262 Claude skills; #116 in Design & UI |
| SKILL.md length | 180 lines |
| License | MIT |
| Last commit | 2026-10-14 |
| Stars this week | +2 |
Is poka-yoke safe to install?
poka-yoke scores 100/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 9 of 9 checks.
Skill results come from a static scan of its SKILL.md for instruction overrides, hidden actions, risky commands and credential access.
| Check | Result |
|---|---|
| No instruction-override phrases | Pass |
| No hidden actions | Pass |
| No pipe-to-shell installers | Pass |
| No obfuscated code | Pass |
| No destructive commands | Pass |
| Doesn't ask for keys or credentials | Pass |
| No network requests | Pass |
| No shell commands | Pass |
| Installs no packages | Pass |
How do I install poka-yoke?
- Install with the skills CLI. Works for Claude Code and other agents that read skills.
npx skills add https://github.com/rainmanjam/poka-yoke --skill poka-yoke
- Or copy it by hand. Claude Code loads any folder with a SKILL.md from ~/.claude/skills.
git clone https://github.com/rainmanjam/poka-yoke cp -r poka-yoke/plugins/poka-yoke/skills/poka-yoke ~/.claude/skills/poka-yoke
- Use it. Claude loads the skill when a task matches its description. You can also name it in your prompt.
Use the poka-yoke skill to …
Or ask Claude to set it up
Paste this into Claude Code and it installs poka-yoke for you:
Install the "poka-yoke" skill from https://github.com/rainmanjam/poka-yoke/tree/main/plugins/poka-yoke/skills/poka-yoke into ~/.claude/skills, then tell me in one line what it does.