Pixel converter

PageSpeed Insights

This will take the URL of the current tab and send it to PageSpeed Insights for a web performance analysis.

Адзнака: Адзнакаў: 3

Open in Waterfox

Open current page, link, or all tabs in the Waterfox browser.

Адзнака: Адзнакаў: 2

Web Developer

Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.

Адзнака: Адзнакаў: 123

Live editor for CSS and LESS - Magic CSS

Live preview of CSS/LESS code with an in-page editor. Autocomplete, convert LESS to CSS, beautify, minify, CSS reloader, linter, ...

Адзнака: Адзнакаў: 10

Помощник диагностики

Адзнака: Адзнакаў: 22