Ron Unz Develops New Platform for Internet Books (opens the source in a new tab)
Public domain books much more readable than pdf or gutenberg
ebooks
O'Reilly no longer selling individual books (opens the source in a new tab)
On their site. Bold move, Cotton, we'll see how this plays out
Free ebooks with typography and proofreeding (opens the source in a new tab)
Standard ebooks looks to overcome Gutenberg's abysmal formatting