W3C Validator Image reference list
[21793 domains; 318 unique values]
| Popularity | Value | Frequency |
|---|
| 1 | xhtml10 | 9432 |
| 2 | html401 | 8606 |
| 3 | css | 2232 |
| 4 | xhtml11 | 1055 |
| 5 | html40 | 815 |
| 6 | wcag1A | 668 |
| 7 | wcag1AA | 583 |
| 8 | wcag1AAA | 453 |
| 9 | xhtml | 230 |
| 10 | wcag1A-small | 161 |
| 11 | css2 | 157 |
| 12 | wcag1A-standard | 147 |
| 13 | html401.jpg | 56 |
| 14 | html | 48 |
| 15 | xhtml10.jpg | 36 |
| 16 | html32 | 36 |
| 17 | css.jpg | 35 |
| 18 | wcag1aa | 33 |
| 19 | wcag1a | 33 |
| 20 | wcag1aaa | 33 |
| 21 | xhtml10-small | 17 |
| 22 | css-small | 16 |
| 23 | css1 | 14 |
| 24 | xhtml.jpg | 12 |
| 25 | css.bmp | 12 |
| 26 | xhtml10.bmp | 11 |
| 27 | html401.bmp | 10 |
| 28 | html-401 | 10 |
| 29 | xhtml-10 | 9 |
| 30 | xhtml1 | 9 |
| 31 | xhtml10-1 | 7 |
| 32 | xhtml-11 | 7 |
| 33 | wcag1A-blue | 7 |
| 34 | wcag1A.jpg | 7 |
| 35 | CSS | 6 |
| 36 | xhtml11_small | 6 |
| 37 | html.jpg | 6 |
| 38 | css21 | 5 |
| 39 | css20 | 5 |
| 40 | xhtml-1.0 | 5 |
| 41 | xhtml10_small | 5 |
| 42 | html40.jpg | 4 |
| 43 | wcag1AA-blue | 4 |
| 44 | xhtml10.small | 4 |
| 45 | xhtml11.jpg | 4 |
| 46 | xhtml11-small | 4 |
| 47 | html401-small | 4 |
| 48 | XHTML | 4 |