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Extension List Dumper 2 Requires Restart

This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...

Rated 4 out of 5 stars (38)
11 users

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MyAdFilter

With MyAdFilter, free content creators propose you only one ad. Apart from those, as your usual ad-blocker, MyAdFilter disables all ads.

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4 users

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Join-NG Requires Restart

Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".

Rated 5 out of 5 stars (5)
916 users

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Flexible Identity Requires Restart

Selects an identity based on the recipients list when sending an email

Rated 4 out of 5 stars (39)
251 users

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Mailopen Requires Restart

Open an email file from the commandline

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4 users

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Standalone SeaMonkey Mail

Use SeaMonkey as a standalone e-mail client. Set up a default browser for links opened from Mail & Newsgroups.

Rated 5 out of 5 stars (11)
340 users

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BOINC Stats 2 Requires Restart

Displays your Total and Recent Average Credits for BOINC distributed computing projects in the status bar.

Rated 5 out of 5 stars (2)
0 users

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TimerFox Requires Restart

Easily counts down from a predefined number and alarms you when the count has reached zero.

Rated 4 out of 5 stars (21)
1 user

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1-click Online Document View Requires Restart

Open DOC, DOCX, PDF, PPT, PPTX and TIFF files linked in any webpage directly with Google Docs viewer using "1-click Online Document View", with a single left-click of your mouse / trackpad!!

Rated 4 out of 5 stars (5)
8 users

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Open RegEdit Key

[WINDOWS ONLY] Open selected registry key directly in the registry editor from context menu.

Rated 4 out of 5 stars (7)
0 users

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Custom Sender Address and Reply Requires Restart

Select sender mail address based on the recipient and reply with the same address

Rated 5 out of 5 stars (2)
19 users

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Manually sort folders for SeaMonkey Requires Restart

This extension allows you to manually sort (order) your folders in the folder pane of SeaMonkey Mail or automatically sort them, but in a better way. This extension also allows you to re-order accounts in the folder pane.

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22 users

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Ajustar Requires Restart

This extension adds a new button that adjust navigator window to page content.
Every web page has a width and height, and the navigator window usually is not fitted to the page content. With this extension you can read easier the web pages clicking ...

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1 user

Download for Windows