Derms Browser

by Derm

30 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 4,874 reviews

5,648,362 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.
This works also for audio and picture galleries.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,755 reviews

2,547,593 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

LastPass Password Manager by LastPass

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

Speed Dial by Josep del Rio

Rated 4 out of 5 stars 1,212 reviews

488,448 users

Direct access to your most visited websites

NASA Night Launch by mcdavis

Rated 4 out of 5 stars 641 reviews

159,876 users

Dark theme for Firefox. Inspired by the night launch of STS-116.

FastestFox - Browse Faster by yongqli

Rated 4 out of 5 stars 456 reviews

201,737 users

Save time by speeding up repetitive tasks. Get faster, parallelized downloads, see definitions, auto-load the next page, improve searching, and more. FastestFox will dramatically enhance your productivity!

Click&Clean by Vlad & Serge Strukoff

Rated 5 out of 5 stars 76 reviews

109,435 users

The quick and easy way to delete your browsing history, erase all temporary internet files, remove downloaded files history, cookies, Flash LSO, typed URLs. Allows to delete private data when Firefox closes. Supported ext. tools like CCleaner.

ColorfulTabs by Shivanand Sharma

Rated 4 out of 5 stars 962 reviews

261,092 users

The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...

Print Edit by DW-dev

Rated 5 out of 5 stars 250 reviews

106,629 users

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

SearchPreview by Edward Ackroyd

Rated 4 out of 5 stars 380 reviews

117,594 users

The extension previously known as GooglePreview. Inserts preview images (thumbnails) and popularity ranks of web sites into the Google, Yahoo, Bing and DuckDuckGo search results pages.

CoolPreviews by The Cooliris Team

Rated 4 out of 5 stars 660 reviews

103,491 users

Browse faster—Preview links and images without leaving your current page or tab. Just mouseover any link and a preview window appears to display the content.

Google Docs Viewer (PDF, DOCX, PPTX, XLSX, etc...) by Adon

Rated 4 out of 5 stars 58 reviews

65,980 users

View publicly-accessible PDF, DOCX, PPTX, XLSX, among other files online with Google Docs by only 2 clicks. Click as usual for your default viewer. Support bookmarked URLs. Security and your explicit viewing intention are always honored.

PDF Viewer by Mozilla Labs

Download Now

Experimental

Rated 4 out of 5 stars 260 reviews

166,767 users

PDF.js brings Portable Document Format (PDF) reading capabilities to your browser using web standard technologies.

Please report issues to: https://github.com/mozilla/pdf.js/issues

Text to Voice by ViJo

Rated 5 out of 5 stars 154 reviews

29,453 users

http://en.wikipedia.org/wiki/Text-to-voice. TTS gives Firefox the power of speech. Select text, click the button on the bottom right of Firefox window and this add-on speaks the selected text for you. Isn't it brilliant? Audio is downloadable.

StumbleUpon by StumbleUpon

Rated 4 out of 5 stars 213 reviews

147,136 users

StumbleUpon is the easiest way to discover new and interesting photos, videos, web pages and more, recommended by a community of experts. Tell us what you are interested in and we recommend page after page of amazing stuff you’d never expect to see.
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