Downloading and File Management

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MR Tech Toolkit Requires Restart

(Formerly Local Install) The primary goal of this extension is to provide the tools needed to install and manage extensions and themes locally and tons of other features.

Note: With Toolkit 6.0 Auto Archiving is fully working in Firefox 2.0 and temp...

Rated 4 out of 5 stars (143)
1,652 users

Tooltip Plus Requires Restart

Show tooltips for links and images with URLs, icons, alt text, and long titles.

Rated 4 out of 5 stars (16)
1 user

AutoProxy Requires Restart

Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.

Rated 4 out of 5 stars (383)
23,363 users

NetVideoHunter Requires Restart

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Rated 4 out of 5 stars (409)
182,304 users

Silent Block

Minimum and fast URL blocker.

Rated 4 out of 5 stars (28)
3,911 users

Save Images Requires Restart

Save Images saves the images from the current tab page, from the cache, to a specified location, with either the images original file name or a file name that you specify.

Rated 4 out of 5 stars (327)
33,367 users

No More Install Delay

UPDATE: XPI delay has been removed in Firefox 40!

Disable the install delay in Firefox. New 2.0 version now includes GreaseMonkey scripts!

Unlike similar addons, this works on Firefox 4 and beyond.

Rated 4 out of 5 stars (12)
392 users

YouTube Video Download & Convert

YouTube Video Download and Convert is the powerful add-on that lets you collect all media information available on YouTube. Advanced power panel lets you download, preview, play with and convert all media right inside Firefox.

Rated 5 out of 5 stars (5)
35,609 users

Open With for Microsoft Edge

Open With for Microsoft Edge sends pages from Mozilla Firefox to Microsoft Edge.

Rated 5 out of 5 stars (5)
2,151 users

Redirect Bypasser

Avoid redirects and has direct access to the sites you want to visit.

Rated 4 out of 5 stars (45)
7,953 users

Cookie Importer Requires Restart

Imports cookies from a textfile.
Reads Netscape standard cookies.txt files as exported by IE and others.
Very useful in combination with the Cookie Exporter add-on.

Rated 5 out of 5 stars (3)
4,143 users

Download Flash and Video Requires Restart

Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.

Rated 4 out of 5 stars (431)
485,310 users

Google Keep Notes

Google Keep Notes brings Google Keep right into your Firefox Sidebar.

Rated 4 out of 5 stars (8)
4,566 users

LookOut (fix version) Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
Support: Thunderbird and SeaMonkey

Rated 4 out of 5 stars (12)
32,969 users

Minimeter Requires Restart

Monitor your provider's upload/download usage meter.
Not maintained anymore, looking for a developer, contact me if you're interested.

Rated 4 out of 5 stars (49)
262 users

Preserve Download Modification Timestamp Requires Restart

Preserve the modification timestamp, sent by the server, for downloaded files

Rated 4 out of 5 stars (15)
810 users

MetaProducts Integration Requires Restart

Integrate MetaProducts software with Mozilla browsers. Download links and Web sites using Mass Downloader and Offline Explorer. Save Web pages as you see them for future reference with MetaProducts Inquiry.

Rated 4 out of 5 stars (5)
1,512 users

User Agent Changer Requires Restart

Adds a menu and a toolbar button to change the user agent of a browser.

Rated 4 out of 5 stars (7)
1,343 users

Zindus Requires Restart

Google and Zimbra contact sync for Thunderbird. (TB 24 and above NOT supported)

Rated 4 out of 5 stars (207)
13,261 users

InlineDisposition Reloaded

InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"

Rated 4 out of 5 stars (3)
221 users