If you are interested in making complex animations that keep best performance of BlockPress theme and core Animation framework is not enough for you, I recommend checking Greenshift plugin Animation addon.
It has a lot of possibilities to make a different kind of animations: pin scroll, parallax, transforms, hover, click animations, on Scroll animations, Blobs, 3d models, Flips, Staggers, sequencers, and many more.
One big advantage of the plugin is that it keeps a very high speed score because of unique system of asset loadings. Just check this page, it has several Lottie animations and also real 3d model and it still keeps very high web vitals.
To make it even more interesting, we added the possibility to interact with animations.
For example, this is example of frame changes when you scroll