SeaMonkey è una suite di applicazioni internet nata come continuazione della Mozilla Application Suite. Comprende un browser web (SeaMonkey Navigator), un client di posta elettronica e newsreader (SeaMonkey Mail & Newsgroups, che condivide il codice con Mozilla Thunderbird), un editor HTML (SeaMonkey Composer) ed un client IRC (Chatzilla).

Changelog:

What´s New in SeaMonkey 2.9 Beta 3

SeaMonkey 2.9 Beta 3 contains the following major changes relative to SeaMonkey 2.8:

SeaMonkey-specific changes

The File and Move Bookmarks dialogs are resizable now.
HTML5 videos that do not start automatically show a large play button now.
Add-ons Sync can now be configured without the Add-ons Sync Prefs add-on.
Pasting a URL from the clipboard into the Download Manager window will download it.
Plugins can be disabled for the whole suite now in addition to Mail & Newsgroups only.

Mozilla platform changes

View Source now has line numbers.
Line breaks are now supported in the title attribute.
Find in Page search results are scrolled into view now.
The column-fill CSS property has been implemented.
Support for the text-align-last CSS property has been added.
Experimental support for ECMAScript 6 Map and Set objects has been implemented.
Fixed several stability issues.