- Any Firefox
- Firefox 56.0
- Firefox 44.0
- Firefox 43.0
- Firefox 26.0
- Firefox 17.0
- Firefox 16.0
- Firefox 4.0
- Firefox 3.6
96 matching results
Acebug Requires Restart
Syntax highlighting for the Firebug command line using Ace.
Fuzzy auto completion
AlertStopper Requires Restart
"Google Chrome"-like option for blocking repetitive alert(), confirm() and prompt() dialogs. Gets rid of spam dialogs and other infinite loops!
An Addon for Detecting Malicious and Suspicious Webpages.
Cross-browser test websites in the most popular browsers such as Internet Explorer, Chrome, Firefox, Safari and Opera. Try for free!
Code Coverage v2 for Firebug Requires Restart
Switch between code panes on CodePen, JSFiddle, and other online code editors, right from the keyboard.
Replicated the old firebug console Next to the Dev Inspector, the console has a history and can be minimized.
Controle de Scripts Requires Restart
Custom Download Manager Requires Restart
This addon allows you to personalize the firefox download manager!!
Customize Your Web Requires Restart
Customize Your Web (CYW) let's you customize your favorite websites with just a few clicks. What Greasemonkey is for developers is CYW for non-developers. You can remove/rearrange /modify elements, add keyboard shortcuts and do many other things.
Dafizilla ViewSourceWith Requires Restart
The main goal allows users to open (and in some cases edit) page source with external applications.
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
DejaClick Requires Restart
Record, bookmark and replay your browser activities in a snap with DéjàClick. Designed for Firefox, DéjàClick can handle the most complex websites - including AJAX, Flash, forms and more. With a single click you can repeat your most common tasks.
Search engine for developers that searches for tutorials, as well as through README's and video training sites.
This add-on adds JS Fiddle style code prototyping to Firefox DevTools.