Easily download most popular video formats.
Capture, Reverse Image Search is a powerful capturing reverse image search tool built on top of TinEye engine.
Reverse image search using various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
a customizable extension to save the images from the current tab page
瞬间过滤B站(bilibili.com)刷屏的相似弹幕，还你清爽的弹幕视频体验。 *a tweak for a Chinese website. Please ignore this add-on if you are not a user of bilibili.com.*
Tons of features to improve your user experience on YouTube™.
Stops video autoplay and shows the preview thumbnail.
Adds a volume slider to Bandcamp album pages on bandcamp.com.
Make view image button great again. This web extension adds "View Image" button to Google Image Search results.
Open and download links in IDM (Internet Download Manager) easily
Vid to Mp3 is fast Firefox Addon for Downloading Youtube Videos and Convert to Mp3/Mp4/AVI/3GP and other audio/video format.
Forces 1080p playback for Netflix. Source: https://github.com/vladikoff/netflix-1080p-firefox#with-extension Based on https://github.com/truedread/netflix-1080p Chrome Extension