Extensions disponibles pròximament
Custom Buttons Requires Restart
Gives a possibility to create custom toolbarbuttons...
Live HTTP Headers Requires Restart
View HTTP headers of a page and while browsing.
Close Proxy Authentication Requires Restart
Provides transparent proxy authentication on your enterprise network.
Close authentication dialog if login on proxy failed.
Join-NG Requires Restart
Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".
P7MON Requires Restart
Abilita la gestione alternativa degli allegati P7M
Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.
Quote Colors Requires Restart
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.
jQuery Requires Restart
jQuery and jQuery UI embedded in browser
QuoteCollapse Requires Restart
Collapse and expand quotes. Please see the extension homepage for further information.
Note that MozDev has shut down long ago (mailing list etc). Add-On homepage, source code and issue tracker are on GitHub, as linked on this page.
Select link's text just like a regular text (like in Opera'12 browser) - Select like a Boss ;)
Send Filter Requires Restart
This add-on allows you run your message filters automatically on outgoing messages after sending. In other words, it's a outgoing filter for thunderbird and seamonkey.
Display Mail User Agent Requires Restart
Mostra amb quina aplicació de correu s'ha escrit el missatge seleccionat
Menu Wizard Requires Restart
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
PlayFlash 32bit Requires Restart
Flash player plugin - unofficial xpi repack for 32bit browsers.
Use when official plugin installer is not suitable.
All binary files are copyrighted by their authors and distributed for free.
Addressbooks Synchronizer Requires Restart
Synchronizes selected addressbooks with other instances of thunderbird
using ftp/webdav/imap servers
IMAP Received Date Requires Restart
Make the “Received” column in IMAP folders show when messages were actually received.
Personal Level Indicators Requires Restart
Shows an indicator so you can tell if an email was addressed only to you (»), a group (›), or a mailing list.
RefControl Requires Restart
Control what gets sent as the HTTP Referer on a per-site basis.
SmartTemplate4 Requires Restart
SmartTemplate4 offers an easy way to automatically create customized replies by auto-inserting various mail headers. Templates can be created for every account as well as for the default (all email accounts). Also supports the Stationery Add-on.
TryAgain Requires Restart
TryAgain keeps trying to load a webpage when the server cannot be reached.