Here you can download the XDM (Xtreme Download Manager)
The project is being actively developed on GitHub https://github.com/subhra74/xdm
Xtreme Download Manager is a powerful tool to increase download speed up-to 500%, save and convert streaming videos from YouTube, Vimeo, Dailymotion, Google Video and thousands of other websites, resume broken/dead downloads and schedule downloads.
XDM seamlessly integrates with Google Chrome, Mozilla Firefox Quantum, Opera, Vivaldi and many popular browsers, to take over downloads and saving streaming videos from web.
XDM has built in video converter which lets you convert downloaded videos to popular MP4 and MP3 formats.
Support for HTTP, HTTPS, FTP, DASH, HLS, HDS protocols, firewalls, proxy servers, PAC scripts, file redirects, cookies, authorization, download queue, scheduler and many more feature makes XDM a very useful tool