GRigol's Favourite Add-ons

by Suxumi

22 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,894 reviews

19,972,040 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 7,136 reviews

4,451,994 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 1,842 reviews

2,024,418 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...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,583 reviews

2,129,517 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.

Web Developer by chrispederick

Rated 5 out of 5 stars 249 reviews

448,514 users

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

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

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

Tamper Data by Adam Judson

Rated 4 out of 5 stars 142 reviews

101,062 users

Use tamperdata to view and modify HTTP/HTTPS headers and post parameters...

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 359 reviews

201,940 users

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

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,581 reviews

302,755 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!

SeoQuake SEO extension by SeoQuake Team

Rated 4 out of 5 stars 215 reviews

63,022 users

Accelerate your SEO efforts on the fly. SEOquake is a free plugin for browsers that provides you with key SEO metrics for a specific page, along with other useful tools such as SEO Audit and many others.

Roomy Bookmarks Toolbar by Someone free

Rated 4 out of 5 stars 289 reviews

58,943 users

Make your bookmarks bar better. Roomy Bookmarks Toolbar can: hide bookmarks/folders name(dock like), multirow, autohide and many another features(more than 20).
Customize your bookmarks bar using one add-on.

YSlow by YSlow

Rated 3 out of 5 stars 215 reviews

72,472 users

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. is the official open source website.

Html Validator by Marc Gueury

Rated 4 out of 5 stars 216 reviews

50,015 users

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 Online HTML 5 validation, you need 0.962

SearchPreview by Edward Ackroyd

Rated 4 out of 5 stars 395 reviews

74,169 users

The main feature of SearchPreview is to enhance your search results pages. It inserts site preview images (thumbnails), popularity ranks and sponsored links (where available) into Google™, DuckDuckGo™, Yahoo™ and Bing™ searches.

Cookie Importer by fliwatüt

Rated 5 out of 5 stars 2 reviews

6,773 users

Imports cookies from a textfile.
Reads Netscape standard cookies.txt files as exported by IE and others.
Very useful in combination with the Cookie Exporter add-on.
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