Extensões em destaque
DownThemAll! Em destaque
O primeiro e único acelerador/gestor de transferências construído dentro do Firefox!
FlashGot Mass Downloader Reinício necessário Em destaque
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.
NoScript Security Suite Em destaque
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.
Enigmail Reinício necessário Em destaque
OpenPGP message encryption and authentication for Thunderbird and SeaMonkey.
xSidebar Reinício necessário Em destaque
Firefox style sidebars for SeaMonkey...
ReminderFox Reinício necessário Em destaque
ReminderFox displays and manages lists of reminders and ToDo's. ReminderFox makes sure you remember all of your important dates via easy-to-use lists, alerts, and alarms, right in your browser without the need for a separate calendar program.
Lightning Reinício necessário Em destaque
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.
NewsFox Reinício necessário Em destaque
NewsFox is an efficient 3-pane(email) style Atom/RSS feed reader.