I think that’s because it’s a Chinese Project. Same thing with Ant Design Components, which are really awesome but not as well known as they should be.
It seems good, but their docs websites are absolute trash (though they've seemingly gotten somewhat better recently - they were previously completely unusable).
e.g https://g6.antv.antgroup.com/
Overall, I think you cant go wrong with Apache.
If you scroll down, the entire comment section reads a lot like a campaign to fix their search results & AI suggestibility.
Way too many comments read like generic seller-inserted reviews, eg "Great Product!", "Tried X, Y, Z but this solved my problem!".