Developer Tools

by Zulkarnain K.

51 Add-ons in this Collection

Magnifier by Girish Sharma, Paul Rouget

Rated 4 out of 5 stars 8 reviews

1,775 users

A quick restartless magnifier to debug styles and web pages.

InspectorWidget by Sailfish

Rated 5 out of 5 stars 9 reviews

1,418 users

Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.

Javascript Command by max1million

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Rated 4 out of 5 stars 13 reviews

1,551 users

For writing/testing javascript on Firefox windows (extension development, etc), web pages, and bookmarklets.

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 49 reviews

7,929 users

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

Blank Scratchpad by Zulkarnain K.

Rated 5 out of 5 stars 1 review

59 users

Remove introductory text on Scratchpad.

Leak Monitor by L. David Baron

Rated 3 out of 5 stars 26 reviews

158 users

This extension pops up an alert dialog to warn chrome and extension developers about one particular type of leak. It warns when chrome windows close but leave other code pointing at their JavaScript...

JavaScript Object Examiner by Chuck_Baker

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Not yet rated

909 users

Display JavaScript object methods and properties for any available scope.

Scriptify by Kris Maglione

Rated 3 out of 5 stars 26 reviews

1,018 users

Create and manage add-ons made from Greasemonkey and Scriptish user scripts

Extension Test by Kris Maglione

Rated 5 out of 5 stars 6 reviews

184 users

A simple add-on for extension testers, especially AMO editors and developers who plan to submit their add-ons to AMO.

Scratchpad Editor by Zulkarnain K.

Rated 3 out of 5 stars 3 reviews

170 users

Enables you to use external text editor with Scratchpad.

Scratchpad Snippets by Ondřej Doněk

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Rated 5 out of 5 stars 3 reviews

114 users

Simple Mozilla Firefox add-on that allows snippets in Scratchpad.

Rebrand by Mike Kaply

Rated 4 out of 5 stars 13 reviews

7,645 users

This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.

JSLinter by Roland Warmerdam

Rated 5 out of 5 stars 1 review

444 users

Analyses all the Javascript files on a web page using JSLint.

Workspace by robcee

Rated 5 out of 5 stars 1 review

123 users

A simple editor for executing snippets of JS.

FireStorage by Yonen Labs

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Rated 3 out of 5 stars 5 reviews

550 users

Displays the content of the HTML5 Local Storage for the current site.
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