Load subtitle to a HTML5 video.
YouTube Video Player Preview lets you preview YouTube videos when you hover over thumbnails.
User-defined Enhancements for IMDb
Resize images inline by holding the right mouse button and dragging. Right mouse button + left mouse button = fit to screen. Right mouse + middle mouse button = reset size.
Movie maker online to create, edit and record videos, and adding videos, audios, images and texts
Easily save all images in a website to a zip file with just one click!
Translate Youtube captions and look up words easily! This add-on adds a button on Youtube screen so you can translate captions with 1 click. You can also look up words used in captions from add-on menu.
Unlock NetEase Music for World
Download all the images and videos from any 4Chan (4chan.org) and 8Chan (8ch.net and 8ch.pl) thread.
LinkedIn Video Downloader allow you to download videos file from all your LinkedIn network posts on your timeline.
No need to go through the source code to find the video link.
Compatible only for Desktop. Works only for embedded videos
Video Flipper for YouTube and DailyMotion
Improvements for RateYourMusic
Art Project masterpieces from Google Cultural Institute in your Firefox's new tabs
WebExtension replacement: https://addons.mozilla.org/en-US/firefox/addon/new-tab-time-date/
Send media stream links from current tab to MPV player
Easy Screenshot is an easy-to-use visual part, the entire page, or a selective screen capturing tool.
Bring the 'View Image' button back to Google Images (for both desktop and mobile view)
Non-disruptive IMDb, Rotten Tomatoes, Metacritic and Douban ratings for Netflix shows.
Audio Voice Recorder is a free web app that lets you record your voice.
Download most html5 media on most web pages
The official Firefox extension of YoutubeDL-Material, an open-source and self-hosted YouTube downloader.
Enhance your YouTube watching experience! Cinema Mode, Mouse Wheel Volume Control, AutoHD, Expand, Snapshots …
Speed up, slow down, advance and rewind HTML5 audio/video with shortcuts.
The codebicycle fork seems dead, so I forked it again and merged bug fixes from the original Chrome version.
Play HLS and DASH video urls (m3u8/mpd) in your browser
Customizable context menu item for opening images in a new tab.
No icon is shown in the context menu.
The following options are currently available:
* Open tabs in background (don't focus newly opened tab)
* Open image next to current tab
Create animated GIFs from existing video file(s) or images!
1-Click to download any Vid.me video.
An ultra lite extension to download YouTube videos in all popular formats! it supports not only youtube but many other popular sites like dailymotion, facebook etc.
Use the context menu (right click) to search on Discogs (discogs.com) any text from other websites.
Automatically mutes all inactive tabs.
Manually unmuted tabs (right click on a tab and select "Unmute Tab") won't be muted, even when inactive.
HD Quality Toggle for YouTube™ extension will allow you to select desired playback quality on Youtube and literally fix it.