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Modify HTTP Response

Rewrite http response body using search & replace patterns

Rated 4 out of 5 stars (6)
911 users

RequestPolicy v0.5 Legacy Requires Restart

Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.

Rated 3 out of 5 stars (6)
894 users

Mnenhy Requires Restart

The primary goal of the Mnenhy project is to make some enhancements to SeaMonkey MailNews/Thunderbird, since there're still plenty of comfort functions missing if compared to Netscape 4.x and other mail and news clients.

Rated 4 out of 5 stars (38)
852 users

Stylish-Custom Requires Restart

custom additions to Stylish extension

Rated 5 out of 5 stars (6)
797 users

View Source Requires Restart

Shows all source files of a webpage.

Rated 4 out of 5 stars (6)
702 users

InspectorWidget Requires Restart

Adds toolbar button and context menus for invoking the DOM Inspector (DOMi) for either chrome or content elements.

Rated 5 out of 5 stars (10)
691 users

printplus Requires Restart

PDF export support by Gecko.
https://github.com/hATrayflood/printplus

Rated 4 out of 5 stars (5)
517 users

RequestPolicy Sync

Sync engine for RequestPolicy.

Rated 5 out of 5 stars (3)
424 users

Rainbowpicker Requires Restart

Pick any color of the...

Rated 4 out of 5 stars (17)
421 users

No More Install Delay

UPDATE: XPI delay has been removed in Firefox 40!

Disable the install delay in Firefox. New 2.0 version now includes GreaseMonkey scripts!

Unlike similar addons, this works on Firefox 4 and beyond.

Rated 4 out of 5 stars (10)
405 users

SeaMonkey Debug and QA UI Requires Restart

Provides Additional Debug and QA UI for SeaMonkey development and testing.

Rated 3 out of 5 stars (2)
403 users

JavaScript Object Examiner Requires Restart

Display JavaScript object methods and properties for any available scope.

Not yet rated
400 users

DOM Inspector Plus! [dm] Requires Restart

Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.

Rated 5 out of 5 stars (4)
384 users

Joomla! Admin Requires Restart

Joomla! Admin brings ease & convenience to your computer/workstation, by providing you with a ready-to-use menu options that balms your repetitive work :) Now, Go to the Administrator page or Duplicate the current tab to a new tab/window in a jiffy!!

Rated 5 out of 5 stars (6)
336 users

Zing! Locale Switcher

Want to change from one language to another? Zing! and the locale is switched.

Rated 5 out of 5 stars (2)
250 users

InlineDisposition Reloaded

InlineDisposition Reloaded changes the disposition type of "Content-Disposition" response headers from "attachment" and "file" to "inline"

Rated 4 out of 5 stars (3)
241 users

ACColorPicker

A full featured color selector tool, to work with colors, and easily find the colors you want.
很方便色取色器,可以页面上直接取色,然后再对颜色进行进一步的调整

Not yet rated
228 users

Addons Memory Usage - Button Requires Restart

Add toolbar button for about-addons-memory-pm

But not only, also provide shortcuts for :

- Free Memory (needs free memory button)
- Abouts list page (about:about)
- Plugins page (about:plugins)

github.com/intika/about-addons-memory-pm

Rated 2 out of 5 stars (1)
203 users

MonkeyFix Requires Restart

Fixes up numerous SeaMonkey browser interface issues (eg. adding support for popup ALT attributes), as well as adding some handy features for developers and power users (eg. configure source viewer, work online/offline).

Rated 5 out of 5 stars (3)
203 users

JSON Inspector

Inspect JSON object from a URL or entered data.
Requires either DOM Inspector or DOM Inspector Plus! [dm] extension.

Not yet rated
162 users