by Nijyuu

47 Add-ons in this Collection

Adblock Plus by Eyeo

Rated 5 out of 5 stars 7,513 reviews

12,127,715 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 12,511 reviews

3,347,439 users

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

Flash Video Downloader - YouTube HD Download [4K] by FVD Media

Rated 4 out of 5 stars 4,431 reviews

690,317 users

★ Most popular and ONLY ★ Video Downloader that downloads most of the Streaming Videos, YouTube 4K and Full HD. Flash Video Downloader helps you to download any video from YouTube, Facebook, etc. You can download mp3, music and more.

Download Flash and Video by Download Flash and Video

Rated 4 out of 5 stars 618 reviews

592,942 users

Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.

Google Translator for Firefox by nobzol

Rated 4 out of 5 stars 748 reviews

580,291 users

With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.

Greasemonkey by Anthony Lieuallen

Rated 4 out of 5 stars 1,626 reviews

660,257 users

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

YouTube High Definition by Baris Derin

Rated 4 out of 5 stars 718 reviews

260,159 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.

Speed Dial by Josep del Rio

Rated 4 out of 5 stars 1,520 reviews

137,939 users

Direct access to your most visited websites

FireGestures by Gomita

Rated 4 out of 5 stars 1,077 reviews

178,100 users

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Fasterfox by RsCcman Production

Rated 4 out of 5 stars 103 reviews

32,792 users

STILL WORKS FLAWLESSLY AS OF 8-21-2017
The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!

Text Link by Piro (piro_or)

Rated 4 out of 5 stars 332 reviews

68,254 users

Allows URI texts written in webpages to be loaded by double clicks.

YouTube ALL HTML5 by Klemens Schölhorn

Rated 4 out of 5 stars 171 reviews

63,466 users

Play all videos on YouTube with your preferred settings (size, quality, playback rate, …) without cookies using only HTML5.

All-in-One Sidebar by Ingo Wennemaring

Rated 5 out of 5 stars 1,536 reviews

86,277 users

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

Complete YouTube Saver by cg-addons

Rated 4 out of 5 stars 182 reviews

11,706 users

Download YouTube videos in various formats including 1080p, 4K etc (DASH formats). Convert audio track from videos to MP3 or WAV, or save audio in native format (Ogg, AAC/M4A, MP3, OPUS). Save YouTube page, video, comments and subtitles to one folder

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 403 reviews

21,404 users

Allows the download manager to also open in a tab or sidebar, and adds some optional display changes.
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