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npm install jev-leftpadTaken from the project's README on GitHub. Check the security audit before running it.
None of the 42 rules matched — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against 42 published rules built on the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →
The quality score combines nine heuristic checks of the repo and its README: completeness, clarity, specificity, examples, structure, agent readiness, step-by-step content, instruction quality and security notes. It rates how well the project explains itself to an agent, not the code.
| Stars | 84 |
| Forks | 5 |
| Language | JavaScript |
| Category | AI Tool |
| License | MIT |
| Quality Score | 62/100 |
| Open Issues | 3 |
| Last Updated | 2026-10-21 |
| Created | 2026-09-21 |
| Platforms | node |
| Est. Tokens | ~2k |
jev-leftpad Left pad a value with Jev. Could this be one line with ? Yes. Does it need a model call? No. Anyway: Set before using it. uses through TypeSafe's native . It requires Node.js 20 or newer. API must be a non-negative safe integer. Jev gets one Choice with criteria named , , , and so on, written directly up to . For the example above, it should choose .
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Grades come from a rule-based scan built on the SlowMist agent-security taxonomy: 42 published rules, covering credential harvesting, data exfiltration, curl | sh installers and more. It is a first-layer scan, not a manual audit — we say so rather than overstate it.
The scale of the problem is documented independently: Liu et al. (2026), in a study of 31,132 agent skills, report that 26.1% contain security vulnerabilities. Our own full-catalog census is published as a citable open dataset.
Sources & who's responsible: