If not Amazon, where do you buy ebooks and paperbacks?

Dear Reader,

Whether you think Amazon is evil or not, many people are trying to find alternatives to that platform.

I have been working on republishing my books in various formats. At the moment, everything is on Amazon, whether Kindle or printing through KDP.

It’ll take effort, but I’d like to diversify and make my books available elsewhere. But where? Kobo? Barnes and Noble / Nook?

What platforms, other than Kindle and Amazon in general, do you you use for purchasing books and...