- Any Firefox
- Firefox 49.0
- Firefox 48.0
- Firefox 46.0
- Firefox 44.0
- Firefox 26.0
- Firefox 20.0
- Firefox 18.0
- Firefox 17.0
- Firefox 4.0
67 matching results
Console Sidebar No Restart
Replicated the old firebug console Next to the Dev Inspector, the console has a history and can be minimized.
Browserling - Cross-browser testing No Restart
Cross-browser test websites in the most popular browsers such as Internet Explorer, Chrome, Firefox, Safari and Opera. Try for free!
Blocks desired HTML contents (script, style, image, object, media)
usi (User|Unified Script Injector) No Restart
use UserScripts on your Firefox for Android with usi!
DevTools Prototyper No Restart
This add-on adds JS Fiddle style code prototyping to Firefox DevTools.
Displays JSON data in a collapsible tree structure with syntax highlights.
TypeScript Playground No Restart
Handy TypeScript Playground integration within the browser. (Right click to convert TypeScript code on the web and remix it!)
Simply find a TypeScript sample, select the code, right click the selection and click on "TypeScript to JS".
Toggle JS No Restart
JSON Inspector No Restart
Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.
Speed up your testing and debugging times with PourBico. By intercepting HTTP requests, PourBico allows you to modify each response (headers and body) via inline edits or by replacing resources with local or external ones.
IP Whois Lookup & Website Reviews & Rating. Display country flag indicating website location. Alexa and Norton Antivirus Site Adviser. Supported: GoDaddy, NetworkSolutions, Dotster, 1and1, NameCheap, Register, Yahoo, 123-Reg, FatCow, Enom, FastHosts.
DevTools Tweaks extends the features of the built-in Firefox Devtools.
Adds ability to (recursively) compare two different nodes in the inspector. Adds JSON parser to network view in Web Console, and adds hidden options to the options panel.
Originz No Restart
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.