Hackernews posts about ePub

ePub is an open standard for digital books that can be read on various devices and platforms, using a ZIP-compressed container format that holds HTML, CSS, and image files.

Related: Amazon   mobi   Kindle  
  1. Show HN: Online speed reader for e-books (rsvp-reader-web.vercel.app)
  2. Published doesn't mean paid (kristie-de-garis.ghost.io)