by Semista

15 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 5,863 reviews

5,217,131 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,799 reviews

2,704,207 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...

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 504 reviews

1,020,939 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,176 reviews

794,672 users

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Web Developer by chrispederick

Rated 5 out of 5 stars 218 reviews

638,054 users

The Web Developer extension adds various web developer tools to the browser.

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 935 reviews

634,532 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Full Web Page Screenshots (♥♥♥♥♥) by susbox

Rated 5 out of 5 stars 439 reviews

314,239 users

FireShot makes full web page screenshots. Demo:

Screenshots can be quickly captured and:

― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *

* OS Windows only

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 306 reviews

339,959 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

IE Tab by PCMan, yuoo2k

Rated 4 out of 5 stars 1,194 reviews

285,511 users

IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox...

MeasureIt by Kevin Freitas

Rated 4 out of 5 stars 341 reviews

179,116 users

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

Screengrab by Andy M

Rated 4 out of 5 stars 587 reviews

26,428 users

Screengrab! saves webpages as images... but not for new versions of Firefox.

FF changes too fast and I don't have the time to maintain it anymore. Bugs have developed that I am not in a position to investigate.

Therefore, Screengrab is EOL.

Download Statusbar by C.J.

Download Now


Rated 4 out of 5 stars 1,462 reviews

497,134 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video:

Tiny Menu by Anthony Lieuallen

Rated 4 out of 5 stars 297 reviews

7,599 users

Replace the standard menu bar with a tiny menu popup.

UrlCorrector by durilka, Vasiliy Temnikov

Rated 4 out of 5 stars 64 reviews

4,615 users

Type web addresses always in Latin letters no matter of your current keyboard layout.

LiveJournal Addons by vmb, mudasobwa

Rated 4 out of 5 stars 41 reviews

1,588 users

Add some facilities to work with LiveJournal.

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