My Favorite Add-ons

by pastoral

14 Add-ons in this Collection

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 422 reviews

184,825 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

Html Validator by Marc Gueury

Rated 4 out of 5 stars 211 reviews

32,918 users

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.

轻灵划译 by BLBSOFT

Rated 5 out of 5 stars 162 reviews

6,804 users


JavaScript Debugger by James Ross, Robert Ginda, others

Rated 4 out of 5 stars 50 reviews

65,624 users

As of Firefox 33, Venkman *no longer works*, as the APIs which it needs have been removed.

Venkman is the code name for Mozilla's JavaScript Debugger. Venkman aimed to provide a powerful JavaScript debugging environment for Mozilla based browsers.

Fast Dial by telega

Rated 3 out of 5 stars 2,525 reviews

62,496 users

Visual bookmarks for Firefox.

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 363 reviews

68,624 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

IE View by EmmaSawyers, searchresults

Rated 3 out of 5 stars 155 reviews

45,037 users

Lets you load pages in IE with a single right-click, or mark certain sites to *always* load in IE.

Sothink Web Video Downloader for Firefox by

Download Now


Rated 4 out of 5 stars 69 reviews

2,630 users

A simple, clean and easy-to-use FREE Firefox extension for video download and Flash download. Supports Windows/Mac/Linux operating systems and the latest Mozilla Firefox. Now Supports Mozilla Firefox 4 and English, Spanish, Chinese language.

View Source Chart by Jennifer Madden

Rated 5 out of 5 stars 113 reviews

5,095 users

Enables accelerated human processing of DOM

DragIt (formerly Drag de Go) by Dr. S.

Rated 3 out of 5 stars 160 reviews

3,314 users

THE Drag And Drop Extension.

Tab Kit by John Mellor (Jomel)

Rated 4 out of 5 stars 425 reviews

228 users

Tab grouping, vertical tab tree, multi-rows, and various tweaks for power users.

LinrLightWeb by Linr

Rated 5 out of 5 stars 2 reviews

389 users


backword by gneheix

Rated 4 out of 5 stars 51 reviews

72 users

Helps people learning English by mouse-over pop-up translation and easily new-words collection.

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