TRIP (www.rabbitears.info) has put together a linux curses style version hdhomerun_tui (now at v0.3)
https://forum.silicondust.com/forum/viewtopic.php?p=405207#p405207
And it appears right now that his server is overloaded or down at www.rabbitears.info
That's most likely why his linked images aren't appearing, in addition to not being able to download the zip file.