Peertube is youtube like federated software, while owncast is something like twitch I think. Like lemmy and kbin, while https://tilvids.com/ is one instance of peertube, but it’s owner is really trying to bring high quality content over there. You can get a feeling of what are they trying to make be reading their blog: https://blog.tilvids.com/ it is really something that makse me optimistic.