- Any Firefox
- Firefox 54.0
- Firefox 44.0
- Firefox 26.0
- Firefox 20.0
- Firefox 18.0
- Firefox 17.0
- Firefox 4.0
- Firefox 3.6
71 matching results
This extension shows information about a web page's HTML elements as you hover over them. The details are displayed in a text stripe at the top of the screen. Clicking on the text stripe will toggle it between top and bottom placement.
Расширение для сайта https://toster.ru
Replicated the old firebug console Next to the Dev Inspector, the console has a history and can be minimized.
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)
use UserScripts on your Firefox for Android with usi!
This add-on adds JS Fiddle style code prototyping to Firefox DevTools.
JSON-DataView Requires Restart
Displays JSON data in a collapsible tree structure with syntax highlights.
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".
Inspect Object Requires Restart
Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.
PourBico Requires Restart
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.
Whois Lookup & Hosting & DNS & Site Flags Firefox Requires Restart
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.