Recomended

by Purecaldari

14 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,766 reviews

2,372,424 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,480 reviews

2,160,545 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

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.

Web Developer by chrispederick

Rated 5 out of 5 stars 209 reviews

577,413 users

The Web Developer extension adds various web developer tools to the browser.

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 919 reviews

569,403 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Flagfox by Dave G

Rated 5 out of 5 stars 626 reviews

656,174 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...

Provider for Google Calendar by Philipp Kewisch

Rated 4 out of 5 stars 984 reviews

272,616 users

Allows bidirectional access to Google Calendar

Live IP Address by Anastasios Monachos

Rated 4 out of 5 stars 19 reviews

8,689 users

Retrieves your Live IP Address and displays it on Firefox's status bar...

Additional features: i) Easy copy of IP address to the clipboard, ii)Set update interval iii) Force update option

SyncKolab by Niko Berger

Rated 3 out of 5 stars 73 reviews

6,699 users

SyncKolab can synchronize your calendar, address book and tasks against an IMAP server in Kolab formats version 1 (vCard/iCal) or version 2 (XML) or turn your Thunderbird/Lightning into a native Kolab Client (http://kolab.org).

Quote Colors by Malte Ruecker

Rated 4 out of 5 stars 42 reviews

14,583 users

Quote Colors allows you to select text and background colors of different quote levels which are applied when reading or printing mail/news messages. Additionally, you can choose between graphical and traditional plain text quoting display mode.

Tab Control by Anthony Lieuallen

Rated 4 out of 5 stars 73 reviews

5,062 users

Take control of your tabs! Purposely lightweight extension with the following features...

Gantt View by Joe Brochu

Rated 4 out of 5 stars 29 reviews

6,074 users

Gantt Chart view for Sunbird/Lightning

Tab Kit by John Mellor (Jomel)

Rated 4 out of 5 stars 462 reviews

1,837 users

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

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