There are many alternatives to Video DownloadHelper for Linux if you are looking for a replacement. The best Linux alternative is Addoncrop YouTube Video Downloader, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Video DownloadHelper and many of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to Video DownloadHelper are 4k Video Downloader (Freemium), youtube-dl (Free, Open Source), JDownloader (Free Personal) and Easy Youtube Video Downloader Express (Freemium).
With TV4ever thousands of users are * recording movies, tv series and news * from hundreds of tv sites * all over the world (Vimeo, Daily Motion, DR, ITV, ZDF, France.tv etc. etc.) It's free. There's a 2 second installation time.
Use this desktop media player to play/download/bookmark any videos from any website. Give it the url of the webpage, it will pull video from it into the player. Supports both plain and encrypted library folders.
aoydl stands for "Aczkolwiek's own youtube-dl" and is a software written in POSIX shell that retrieves youtube direct video (or audio) urls. It can be used with wget, mpv or any other software through subshells or pipes.