Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Extensions by Weekly Downloads
Treats selected plain text urls, and email addresses as links and adds options to the context menu on how to use...
Adds the following "about:" options to the Help menu
Quickfile is an extension for Mozilla Thunderbird which initially aimed to speed up filing of messages into your mail folder heirarchy but now includes features for navigation and folder creation...
Bioinformatics tools on Mozilla based browsers
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.
Adds to browser simple answers questions scripts generator.
Updated version of imageblock by Hemant Vats to work with seamonkey 2.29.
Provides a fast way to disable images in web pages that's usually set by the image manager sub-menu.
Adds to browser French(FR) synonyms dictionary from package LibreOffice.
Shop Companion No Restart
Access to full-resolution product images and videos on various shopping sites is easy with this add-on. It adds links to the largest/xxl/best-size version of product images on various shoppings sites.
Open-source code on github.com/ShopCompanion
MathML Font Settings No Restart
Add context menu items to configure MathML font settings.
ArsTechnica Single Page Article No Restart
Shows a single page containing the whole multi page article.
Duplicate Tab Blocker No Restart
Prevent duplicate tabs. Allow only one tab for a url. If you click a link that is already opened in a tab, then existing tab would be focused instead of opening a new tab. This works even across firefox windows.
Video Pinner No Restart
Pins a YouTube video to the page so that it is always visible while you scroll and read comments. Port of Chrome's Video Pinner extension
Dodatek dodający szybkie menu portalu dobreprogramy.pl.
InlineDisposition Reloaded No Restart
InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"
Ported version of IE Tab V2 (Enhanced IE Tab) that is compatible with SeaMonkey 2. Based on IETab.net work.
Open RegEdit Key No Restart
[WINDOWS ONLY] Open selected registry key directly in the registry editor from context menu.
Cycle Collector Analyzer, about:ccdump No Restart
Display the graph created by cycle collector. Open "about:ccdump" page after the installation.
Singlish to Sinhalese Conversion provide by Subasa Language Service