The extension based architecture makes it possible to easily add support for any other CLI tool but it limits itself to tools deals with downloading of online media.

yt-dlp : https://github.com/yt-dlp/yt-dlp

youtube-dl : https://github.com/ytdl-org/youtube-dl

gallery-dl : https://github.com/mikf/gallery-dl

lux : https://github.com/iawia002/lux

you-get : https://github.com/soimort/you-get

svtplay-dl : https://github.com/spaam/svtplay-dl

aria2c : https://aria2.github.io

wget : https://www.gnu.org/software/wget

safari books : https://github.com/mhogomchungu/safaribooks