Add-ons
Most Popular See all »
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German Dictionary (new Orthography) for spellchecking in Mozilla products158,980 users -
Adds some tools to import and export folders and messages44,800 users -
A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.27,930 users -
Allow to redirect (a.k.a. "remail") mail messages to other recipients.27,513 users
Top Rated See all »
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Use SeaMonkey as a standalone e-mail client. Set up a default browser for links opened from Mail & Newsgroups.230 users
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Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".2,216 users
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Remembers last selected (hilited) extension/theme/plugin/userstyle in Add-ons Manager. Version 3.0 also includes sorting buttons. Turn off/on the add-on selection list box and/or fine tune behavior via its Options.21 users
Recently Added See all »
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Select sender mail address based on the recipient and reply with the same address15 users
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Lightweight add-on that automatically copies any highlighted text to clipboard.15 users
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With MyAdFilter, free content creators propose you only one ad. Apart from those, as your usual ad-blocker, MyAdFilter disables all ads.14 users -
XDM integration module for Firefox on Linux and Mac1 user
See all 177 extensions in Miscellaneous »
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