PluginStatsBlack Hole vs HTML & CSS W3C Validator Pro
Adoption and growth comparison · shareable link
Growth comparisons appear once each plugin has a reliable 7- or 30-day baseline.
| Plugin | Metric | Current | 7d | 30d | Daily rate (30d) | Rank | Rating | Ratings / day | Updated |
|---|---|---|---|---|---|---|---|---|---|
 Black HoleChrome Web Store | Users | ~196 | — | — | — | #5997 | 5.0 | — | Fresh · Nov 7, 2026 |
 HTML & CSS W3C Validator ProChrome Web Store | Users | ~197 | — | — | — | #5976 | 4.4 | — | Outdated · Oct 22, 2026 |