SLA Plug-ins

by Vyacheslav Maliuhin

28 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,844 reviews

20,622,050 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Video DownloadHelper by mig

Rated 4 out of 5 stars 5,269 reviews

5,080,738 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 1,761 reviews

2,281,256 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,568 reviews

1,396,552 users

The first and only download manager/accelerator built inside Firefox!

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,466 reviews

2,153,408 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,134 reviews

760,564 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 206 reviews

573,519 users

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

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,508 reviews

331,884 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!

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 154 reviews

172,269 users

View HTTP headers of a page and while browsing.

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 307 reviews

177,463 users

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 159 reviews

93,976 users

An HTTP analyzer addon for Firefox

TinEye Reverse Image Search by TinEye

Rated 4 out of 5 stars 173 reviews

123,698 users

TinEye is a reverse image search engine. The plugin adds a context menu item that allows you to search for an image to find out where it came from, how it is being used, if modified versions of the image exist, or to find higher resolution versions.

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

Russian spellchecking dictionary by Alexander Slovesnik

Rated 4 out of 5 stars 87 reviews

54,674 users

Russian spellchecking dictionary

Shareaholic | share with Google, Facebook and more by The Shareaholic Team

Rated 4 out of 5 stars 257 reviews

15,904 users

Shareaholic is the easiest way to share & bookmark great content from anywhere on the web from one simple ALL-IN-ONE add-on. Works with Facebook, Twitter, Pinterest, Google, LinkedIn, E-mail and 200+ additional services.
  1. 1
  2. 2
Results 115 of 28

What are Collections?

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

Explore Collections

Recently Viewed