by pbakaus · Agent Tool · ★ 81.0k
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🔒 Is impeccable safe to install? View the security audit →
Impeccable The vocabulary you didn't know you needed. 1 skill, 21 commands, and curated anti-patterns for impeccable frontend design. Quick start: Visit impeccable.style to download ready-to-use bundles. Why Impeccable? Anthropic created frontend-design, a skill that guides Claude toward better UI design. Impeccable builds on that foundation with deeper expertise and more control. Every LLM learned from the same generic templates. Without guidance, you get the same predictable mistakes: Inter font, purple gradients, cards nested in cards, gray text on colored backgrounds. Impeccable fights that bias with: An expanded skill with 7 domain-specific reference files (view source) 21 steering commands to audit, review, polish, distill, animate, and more Curated anti-patterns that explicitly tell the AI what NOT to do What's Included The Skill: impeccable A comprehensive design skill with 7 domain-specific references (view skill): | [spatial-design](source/skills/impeccable/ref
npx impeccable detect src/ # scan a directory
npx impeccable detect index.html # scan an HTML fileTaken from the project's README on GitHub. Check the security audit before running it.
No red flags found in any of the 11 categories — no credential harvesting, no data exfiltration, no curl-pipe-shell installer. Scanned against the SlowMist agent-security taxonomy, refreshed every 8 hours. Full audit →
| Stars | 81,042 |
| Forks | 4,854 |
| Language | JavaScript |
| Category | Agent Tool |
| License | Apache-2.0 |
| Quality Score | 67.4768089741973/100 |
| Open Issues | 83 |
| Last Updated | 2026-10-13 |
| Created | 2025-11-16 |
| Platforms | node |
| Est. Tokens | ~15k |
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impeccable is The design language that makes your AI harness better at design.. It is categorized as a Agent Tool with 81.0k GitHub stars.
impeccable is primarily written in JavaScript.
The README on GitHub (github.com/pbakaus/impeccable) gives: npx impeccable detect src/ # scan a directory , then npx impeccable detect index.html # scan an HTML file. Usage details are in the same README.
impeccable is released under the Apache-2.0 license, making it free to use and modify according to the license terms.
The top alternatives to impeccable on Agent Skills Hub include awesome-claude-code. Each offers a different approach to the same problem space — compare them side-by-side by stars, quality score, and community activity.
Grades come from a rule-based scan built on the SlowMist agent-security taxonomy, covering 11 red-flag categories including credential harvesting, data exfiltration, and curl | sh installers. 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: