Excelsior 4 (best of FF 3 / business, multimedia, shopping, entertainment suitcase)

by FujiSenseiSan

348 Add-ons in this Collection

Acronym Finder by Jeremy Morton

Rated 4 out of 5 stars 7 reviews

12 weekly downloads

Find acronym definitions quickly and easily.

IPvFox by Dagger

Rated 4 out of 5 stars 19 reviews

5 users

List the hosts, and corresponding network addresses, from which a page and its resources are loaded.

Extended Link Properties + (obsolete) by fremea

Rated 5 out of 5 stars 11 reviews

0 users

This application extends the Link Properties and displays File Size, Last Modified Date, Content Type and HTTP Header of a link...
Warning: developing discontinued, see least

Cycle Collector Analyzer, about:ccdump by Jan Odvarko

Rated 4 out of 5 stars 3 reviews

1 user

Display the graph created by cycle collector. Open "about:ccdump" page after the installation.

Google Image Swirl by Pedrodude

Rated 5 out of 5 stars 5 reviews

11 weekly downloads

Uses Google Image Swirl to find and display related images

Private secure anonymous search (Google + Bing) by SearchSecure

Download Now

Experimental

Rated 4 out of 5 stars 1 review

11 weekly downloads

Privatelee.com combines the best results from Google and Bing with the ultimate private search engine.

Privatelee does not save IP address or set uniquely identifiable or ad network cookies.

Features like WOT rating, infinite scrolling ...

Xclear by Peter Leugner

Rated 5 out of 5 stars 44 reviews

2 users

Safari-like icons in the URL, search and find fields to clear their contents.

Console² by Philip Chee, zeniko

Rated 5 out of 5 stars 47 reviews

6 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.

PageTweak - Ad Blocker, Video Downloader, Translator... by Linkular LLC, Andy Portmen

Download Now

Experimental

Rated 3 out of 5 stars 23 reviews

1 user

The Ultimate Webpage Enhancer! Instantly add many tweaks to any webpage including: Ad block, flash block, video download, remove delays, tooltip translation, link checker, rounded corners, auto pagerize, and more. A must have for all web users.

HostIP.info Geolocation Plugin by Matt Walker, Brad Folkens

Rated 4 out of 5 stars 13 reviews

0 users

Displays Geolocation information for a website using hostip.info data. Works with all versions of Firefox...

Gmail S/MIME by Sean Leonard of SeanTek®, Richard Jones

Download Now

Experimental

Rated 3 out of 5 stars 46 reviews

2 users

Send and receive signed and encrypted messages in Gmail.

YouTube Videos Download in one click by Raef

Download Now

Experimental

Rated 2 out of 5 stars 19 reviews

4 users

Download YouTube videos by clicking a button underneath videos in YouTube. Save YouTube videos and songs in 1080p (HD) MP4 or FLV format.

FlashResizer by flasresizerdeveloper

Rated 4 out of 5 stars 30 reviews

3 users

Makes Flash Movies/Games Resizable, and other enhancements.

Abbreviations by STANDS4

Download Now

Experimental

Not yet rated

10 weekly downloads

Search the Web's Largest Acronyms and Abbreviations Resource

Relaxed the HTML Validator by kukulich

Rated 2 out of 5 stars 4 reviews

0 users

"Relaxed" is a HTML validator which validates HTML documents using it's own schema definitions written in Relax NG with embedded Schematron patterns.
  1. 1
  2. 13
  3. 14
  4. 15
  5. 16
  6. 17
  7. 18
  8. 19
  9. 24
Results 226240 of 348

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections