Based on our record, Flash Video Downloader seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Or, maybe you're talking about this one https://web.archive.org/web/20180511014655/https://addons.opera.com/en/extensions/details/getthemall-any-file-downloader/ that was made by https://everhelper.me/. (Clicking the "add to Opera" link doesn't work unfortunately because the downloaded link itself was never archived). Source: almost 3 years ago
CONV. - Convert YouTube video to MP3, GIF or MP4
Video DownloadHelper - Browser extension to download videos from the Web
Downie - Video download for OS X. Downie supports at this moment over 1,000 different sites.
FlashGot - FlashGot is a browser extension for Mozilla Firefox that is designed to make it easy to download a whole batch of files in one go. The extension is open source and free to use, but it is no longer compatible with the most recent version of Firefox.
Yout - YouTube to Mp3 Converter
ClipGrab - A friendly downloader for YouTube and other sites