65 matching results
Search Results for tag "developer"
The Web Developer extension adds various web developer tools to the browser.
Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
Clear browser cache with a single click or via the F9 key.
F9 Fever! ;)
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon
For Firefox 56, use 0.974 (see all versions below).
For Firefox 57, see Web Extensions.
HttpFox Requires Restart
An HTTP analyzer addon for Firefox
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
Add-on to display GitHub code in tree format
This extension allows you to fill all form inputs (textboxes, textareas, radio buttons, dropdowns, etc.) with **random/dummy** data.
The purpose of this extension is to help developers test their forms quickly and easily.
Reinstates the extensions.checkCompatibility preference without respect to the current application version.
View Source button to easily open up View Source tab for the web page.
Pretty-prints JSON content in the browser for easy, unobtrusive viewing.
YSlow Requires Restart
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
http://yslow.org is the official open source website.
DOM Inspector Requires Restart
DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.
FirePHP Requires Restart
Log from PHP to a devtools panel.
Developer Tools - toolbar button Requires Restart
Access and activate the native Firefox Web Developer tools faster through this toolbar button (menu). Button can be placed on any toolbar.
Web developers can inspect the DOM in a simple, intuitive way - like a pine tree!
On a web page, right-click and select Fresh Dom Tree View. Then explore: click within the generated dom tree, or mouse-over within the web page.