This Repository still uses the Kraken API (apart from GraphQL), so it won't work anymore. You can try to use the new version written in NodeJS instead.
This Tool is for downloading VODs and livestreams from https://www.twitch.tv/. Commandlinesyntax following below:
TwitchLiveDownloader.jar gui twitch-channel-or-vod-url destination-file.extension
TwitchLiveDownloader.jar gui twitch-channel-or-vod-url
TwitchLiveDownloader.jar gui
TwitchLiveDownloader.jar
TwitchLiveDownloader.jar download twitch-channel-or-vod-url destination-file.extension
TwitchLiveDownloader.jar preview twitch-channel-or-vod-url
TwitchLiveDownloader.jar show_url twitch-channel-or-vod-url
TwitchLiveDownloader.jar copy_url twitch-channel-or-vod-url
<TwitchLiveDownloader-command> --hide_url
<TwitchLiveDownloader-command> -hu
<TwitchLiveDownloader-command> --hide_banner
<TwitchLiveDownloader-command> -hb
<TwitchLiveDownloader-command> --wait_for
<TwitchLiveDownloader-command> -wf