In terms dev-related stuff, TensorFlow - literally something that's made today's ML possible, Kubernetes, BigTable, MapReduce, and yknow, that good old thing called Chrome..
I understand hating on Google. They're not that great, but none of the FAANG are "great".. They all have some terrible bits, some good bits. However, to say that Google has not provided anything except "spam stuffs" is very wrong.
Search alone has changed the entire way that humans consume information. I would say that today's internet landscape, for better or worse, would not exist without Google.