performance-as-design — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited performance-as-design (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 0 flagged
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
Slow is a design failure. A beautiful page that takes 5 seconds to load is worse than a plain page that loads in 1 second.
| Metric | Target | What It Measures |
|---|---|---|
| LCP | < 2.5s | Largest content rendered |
| INP | < 200ms | Interaction responsiveness |
| CLS | < 0.1 | Visual stability (no layout shifts) |
Set limits before you start designing:
| Decision | Performance Cost |
|---|---|
| Custom fonts | 20-100KB per font file |
| Hero video | 2-10MB+ |
| Animation library | 20-80KB JS |
| Image carousel | Multiple large images loaded |
| Infinite scroll | Growing DOM, memory usage |
| Real-time features | WebSocket connection, state updates |
~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.