- Any Firefox
- Firefox 52.0
- Firefox 44.0
- Firefox 43.0
- Firefox 39.0
- Firefox 30.0
- Firefox 20.0
- Firefox 17.0
568 matching results
Search Results for tag "jetpack"
Holmes is stand-alone diagnostic CSS stylesheet that can highlight potentially invalid, inaccassible or erroneous HTML(5) markup by adding one class.
Say goodbye to unwanted elements in web pages
Checks the websites you are visiting whether they are affected by the Heartbleed vulnerability.
A source viewer that enables you to view not only page's HTML source but also style sheets and scripts. It uses Prism syntax highlighter and it can beautify(unminify) the source code.
Extension opens URL with one parameter in new tab
Website Theme Manager allows you to change any website's appearance
Replicated the old firebug Events side tab that would show the selected element events and their (jQuery) delegated ones
Build a html link from the selected text or the current page's title.
Displays your GitHub notifications unread count.
This extension launches WebPageTest for the current page.
This extension launches WebPageTest tool on a current URL loaded in the browser. Test your websites faster with one click.
This add-on simulates colorblindness to help web site developers in creating more accessible web sites.
Since I'm not a colorblindness expert, the simulations might not be accurate. However, it seems OK when compared with other simulators.
View and edit GET and POST parameters of the current page.
It is similar to the UrlParams extension, but is totally compatible with newer Firefox versions. It also have a cleaner UI and cool features like drag and drop.
Allows to copy code blocks with 'Copy' to clipboard or with a right click rather than selecting & copying codes. A handy tool for working with technical docs on GitHub, Python, WordPress Codex, jQuery, Bootstrap, npm, Stackoverflow and many more.
Sidebar-SEO-Prüftool zum Auslesen von Inhalten aus HTML-Quelltext. SERP (Seitentitel, Meta-Description), interne Links, Alternativtexte IMG, Robots-Inhalte (Hreflang, Meta-Robots, Canonical), Überschriften (H1, H2, H3, H4), inkl. Keyword-Quick-Check
Cascading Style Sheets can be tricky. Placing an outline on every element can help you figure out what is going on.
This extension inserts the Pesticide CSS into the current page, outlining each element to better see placement on the page.
Convert any local or web image to standard or custom icon sizes with Data URI provided. Useful for making favicon, avatar etc. Also allows viewing/saving the favicon of websites.
It shows an icon (green, yellow, red) in your addon bar depending on the github.com status (checked from https://status.github.com/), including last update datetime. Click it to open https://status.github.com/ in a new tab to see more details.