Useful Firefox Add-Ons

Published on Author craigzearfossLeave a comment

Recommended

Firebug Essential developer tool
Live HTTP Headers View HTTP headers of a page and while browsing.
PageSpeed No longer available on Firefox. Chrome only.
User Agent Switcher Adds a menu and a toolbar button to switch the user agent of a browser.
User-Agent JS Fixer Extends the functionality of other User-Agent addons, allowing them to modify the User-Agent for JavaScript code.
easy XDebug Makes debugging with netbeans PHP easier.
Extended Statusbar A Statusbar with speed, percentage, time and loaded size.
MeasureId Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
PageDiff A simple page compare application
Awesome Screenshot Plus Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share.

Other

View Source Chart DOM inspector
Console2 Replaces the JavaScript Console with what could be the next generation Error Console.
MobileView Shows a panel with the current Tab content in phone-like panel.
Mason Can simplify the rule to just specify the URI and Content type and can enable/disable each rule separately.
Server Switcher Easily switch between your development and live servers.
defyFormValidation Deactivates HTML5 form validation for testing server-side or alternative client-side (e.g. JavaScript-based) validation methods.
HttpFox An HTTP analyzer
Modify Headers Add, modify and filter the HTTP request headers sent to web servers.
JavaScript Deobfuscator Shows you what JavaScript code runs on a web page, even if it is obfuscated and generated on the fly.
TableTools2 Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations …), Filter, Chart, Statistics, Rearrange, Combine/Compare.
Fangs Screen Reader Emulator Renders a text version of a web page similar to how a screen reader would read it.

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