Web Development


Optimizely Toggle No Restart

This extension disables Optimizely for the tab you are browsing, via a switch.

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21 users

imagePaste No Restart

it's for you a slide creator . take easy copy image and mark original url on it .
you just right-click and choose what's url text color you want to
and that will marked original URL on image :)

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54 users

Webový odpad No Restart

Jednoduché nahlášení webového odpadu.

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1 user

Change Profile's Window Icons To Matreshka

Changes the icon used for the profile's Firefox windows to the matreshka icon from Icojam. This add-on can be used to visually differentiate profiles.

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10 users

Val site cleaner No Restart

This extension clean some sites

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1 user

SessionBox - Multi login No Restart

Using websites with multiple accounts in the same time is made easy. Create an independent tab with a click of a button.

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76 users

Compartir Pantalla DNASystem No Restart

This extension enables screen capturing support for https://dnasystem.com.mx/ pages.

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8 users

IP Geolocator No Restart

Shows detailed information about your IP and location.

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79 users

MXR to DXR - WebExtension No Restart

Rewrites all MXR source links to DXR ones. Doesn't check repo availability (if the slug for the repo is not on DXR, the link will 404), or work for search queries, but does rewrite 'rev' and 'mark' parameters to syntax that works with DXR.

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3 users

Task Manager No Restart

Task Manager to see the CPU and Memory usage of the tabs, works best when using e10s to be able to see the total process memory usage.

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1 user


Wikalong is a Firefox Extension that embeds a wiki in the Sidebar of your browser, which corresponds to the current page you are viewing...

Rated 5 out of 5 stars (5)
3 users

Context Style Switcher

Change Page Style via context menu

Rated 4 out of 5 stars (9)
455 users

MR Tech Disable XPI Install Delay

Disables default delay when installing...

Rated 5 out of 5 stars (16)
218 users


This sidebar displays page meta-information (metatags, links, etc.) Has automated search engine submission menu. Features include: Watches currently loaded Web page and automatically updates the sidebar. Displays metatags, links, language, base...

Rated 5 out of 5 stars (7)
31 users

Quick Preference Button

Access common preferences from a menu button. It includes settings for page download and display, tabs, proxy, spoofing user agent (user agent switching), enable or disable the Adblock extension and more. Click on More Previews>> under the...

Rated 3 out of 5 stars (20)
573 users

Page validator

Validates a page using the W3C Markup Validation Service.

Rated 4 out of 5 stars (6)
236 users

Yet Another Window Resizer

Resize browser window to default screen...

Rated 4 out of 5 stars (14)
148 users

Go to WindizUpdate

Have you heard of WindizUpdate? It is designed to provide an alternative to Windows Update which will run in Firefox, Netscape or Opera. I guess you know what this means, the final obstacle from being 100% IE free has just been knocked down, you...

Rated 2 out of 5 stars (8)
22 users

ErrorZilla Mod

Implements a useful error page when a website cannot be reached. Will add Try Again, Google Cache, Coralize, Wayback, Ping, Trace, and Whois buttons, along with...

Rated 4 out of 5 stars (35)
988 users


Select/highlight text on any open website. Right click, and then click on 'shortText', it will send the highlighted text to shortText.com where you can create a webpage with a unique URL instantly...

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1 user