The webui videos app, one of the vital nextcloud apps, wait her release for years.
Instagit, the main dev, don’t have any time for working on it: it’s time for the community to take the torch and continue the road.
Actually the app is just a POC and need some work for be “a real stream” (shortcut, basics infos (title, duration, timer, etc)) and more (subtitle, folder reader, peertube).
Issue on github : https://github.com/nextcloud/files_videoplayer/issues/20
The chart with commit over the time : https://github.com/nextcloud/files_videoplayer/graphs/contributors
PS for nc designer : text grey on white background is really a big horror.