image-optimization — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited image-optimization (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.
| Format | Best For | Notes |
|---|---|---|
| WebP | Photos, illustrations | 30% smaller than JPEG, wide support |
| AVIF | Photos (next-gen) | 50% smaller than JPEG, growing support |
| SVG | Icons, logos, simple graphics | Scalable, tiny file size |
| PNG | Screenshots with text, transparency | Lossless, larger files |
| JPEG | Fallback for photos | Universal support |
<img
srcset="image-400.webp 400w, image-800.webp 800w, image-1200.webp 1200w"
sizes="(max-width: 640px) 100vw, (max-width: 1024px) 50vw, 33vw"
src="image-800.webp"
alt="Descriptive text"
loading="lazy"
decoding="async"
/>loading="lazy" on img tags.<link rel="preload" as="image"> for above-fold.~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.