Really useful extensions for Firefox by Artem S. Tashkinov

by Artem S. Tashkinov

50 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,884 reviews

21,925,243 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).
Collector's Note Replaced with uBlock

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,012 reviews

1,325,491 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.
Collector's Note I'm using it with the following user scripts: * Apple Trailer Download HD+ [disabled, unmaintained] * Facebook Link Tracking Disabler * googleInEnglish * Google Tracking-B-Gone * SaveTube [isebaro dot com]

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,804 reviews

1,345,867 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,581 reviews

2,264,585 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.
Collector's Note Wanna disable it, since Adobe Flash doesn't run by default any more.

YouTube High Definition by Baris Derin

Rated 5 out of 5 stars 242 reviews

302,203 users

YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more. Downloader (music/videos/photos @ VK) by Sergey Kolosov

Rated 4 out of 5 stars 547 reviews

240,484 users

Download music, videos and photos from / One-click download, natural filenames, displaying file size and bitrate for music, downloading HD video, downloading HQ photos. No spam, no usage of your account, no spyware.
Collector's Note [Disabled] I have a separate profile for VK now.

Flagfox by Dave G

Rated 5 out of 5 stars 666 reviews

533,396 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 58 reviews

220,675 users

Manage any SQLite database on your computer.
Collector's Note [Disabled]

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 452 reviews

648,227 users

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 358 reviews

225,350 users

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.
Collector's Note [Disabled] I'm a bit scared to have it enabled all the time.

ReloadEvery by Jaap Haitsma

Rated 4 out of 5 stars 715 reviews

168,518 users

Reloads web pages every so many seconds or minutes. The function is accessible via the context menu (menu you get when you right click on a web page) or via tab context menu (right click on the tab)

Cookies Manager+ by V@no

Rated 5 out of 5 stars 68 reviews

114,212 users

Cookies manager to view, edit and create new cookies. It also shows extra information about cookies, allows edit multiple cookies at once and backup/restore them.

µBlock by Chris Aljoudi

Rated 4 out of 5 stars 224 reviews

188,539 users

NOTE: Users should be aware that this add-on represents an older fork. The original developer of uBlock is continuing to actively develop the newer fork uBlock Origin.
Collector's Note Some Adblock+ features are solely missing: like per rule management and counter.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 170 reviews

163,209 users

View HTTP headers of a page and while browsing.

UnMHT by arai_a

Rated 4 out of 5 stars 229 reviews

104,298 users

UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.
Collector's Note Why isn't it built-in still?
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