Like infinite incremental loading that randomly stops working and also breaks browser's built-in search functionality because the thing you want to find is not loaded yet until you scroll down? Yeah, I'm glad they can't do that BS.
Making a good service isn't only about what you can technically do. I'd say it's much more about what you choose to do with whatever tech you have at hand. My experience with GitLag is that it's slow and the UI is generally clumsy (I have to use Google so often to find my way around), and you run into antifeatures like infinite scrolling and this: https://i.imgur.com/Qmtec2b.png
Sadly I think all these sites (SourceHut, Github, Gitlab..) have things to learn from cvsweb. That is, if one could ever convince them to prioritize convenience over prettiness. That is, probably never.