There is a nice plasma mobile replacement for newpipe: https://apps.kde.org/plasmatube/ https://apps.kde.org/plasmatube/ For telegram the official client works,

There is a nice plasma mobile replacement for newpipe: https://apps.kde.org/plasmatube/ https://apps.kde.org/plasmatube/ For telegram the official client works, but you could also use Tok (https://invent.kde.org/network/tok https://invent.kde.org/network/tok), but yeah for the rest there is no real solution yet :(