Mijn favoriete add-ons
- 4
- Add-ons
- Edwin Martin
- Creator
- May 21, 2021
- Last updated
Html Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon For Firefox 56, use 0.974 (see all versions below). For Firefox 57, see Web Extensions.
Rated 4.2 out of 5Marc Gueury
8,944 users
ColorZilla
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
Rated 4.1 out of 5Alex Sirota
150,428 users
3,737 users
Web Developer
The Web Developer extension adds various web developer tools to the browser.
Rated 4.3 out of 5chrispederick
91,521 users