Nikavera's collection

by Veronika Borodina

9 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,761 reviews

2,676,227 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...

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 940 reviews

1,339,507 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Web Developer by chrispederick

Rated 5 out of 5 stars 205 reviews

660,596 users

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

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,507 reviews

357,415 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

Session Manager by Michael Kraft

Rated 4 out of 5 stars 535 reviews

291,034 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

PDF Download by Nitro PDF Software

Rated 2 out of 5 stars 680 reviews

154,346 users

Use PDF Download to do whatever you like with PDF files on the Web. Regain control and eliminate browser problems, view PDFs directly in Firefox as HTML, and use the all-new Web-to-PDF toolbar to save and share Web pages as high-quality PDF files.

Fast Video Download by Applian Technologies

Download Now

Experimental

Rated 3 out of 5 stars 282 reviews

86,804 users

Quickly and easily download video files from popular sites like YouTube, Dailymotion, Break.com, etc. For a more powerful free video recorder, install Freecorder at http://www.freecorder.com.

Html Validator by Marc Gueury

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Firefox 23+, you need 0.958 (under review)
http://users.skynet.be/mgueury/mozilla

LiveJournal Addons by vmb, mudasobwa

Rated 4 out of 5 stars 41 reviews

1,813 users

Add some facilities to work with LiveJournal.

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections

Recently Viewed