Basic AddOns

by ehoagland66

14 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 8,689 reviews

3,757,026 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,884 reviews

946,079 users

The first and only download manager/accelerator built inside Firefox!

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 562 reviews

485,946 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

Flagfox by Dave G

Rated 5 out of 5 stars 698 reviews

337,146 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Enigmail by Patrick Brunschwig

Rated 4 out of 5 stars 197 reviews

140,510 users

OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.

JavaScript Debugger by James Ross, Robert Ginda, others

Rated 4 out of 5 stars 50 reviews

80,204 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.

FEBE by Chuck_Baker

Rated 4 out of 5 stars 630 reviews

65,860 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

DOM Inspector by SeaMonkey Council

Rated 5 out of 5 stars 75 reviews

73,930 users

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 129 reviews

74,751 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

MR Tech Toolkit by mrtech

Rated 4 out of 5 stars 134 reviews

9,880 users

(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...

NewsFox by Andrey Gromyko, R Pruitt

Rated 4 out of 5 stars 205 reviews

26,261 users

NewsFox is an efficient 3-pane(email) style Atom/RSS feed reader.

Link Status by fcp

Rated 4 out of 5 stars 33 reviews

42 users

Shows an icon on the status bar when the mouse cursor is over a link to a page you bookmarked or visited before. In Firefox 3.5 and later, the extension also offers an option to disable the visited link styling to reduce the risk to privacy.

LittleMonkey for SeaMonkey by alfredkayser

Rated 3 out of 5 stars 7 reviews

6 users

Clean, simple, consequent and fast theme for SeaMonkey.

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