When it comes to an eBook reader, the choices are limited. The market is dominated by Amazon’s proprietary Kindle along with a few other options like Kobo, Nook and Onyx.
An interesting news for open source enthusiasts is that a developer, Joey Castillo, is working on creating an open
Yes, Calibre can convert to most formats.
DRM removal is not a feature of Calibre, but of plugins you can add to it. Kobo and Adobe DRM have plugins available. Amazon DRM plugin is in a poor state as Amazon cracked down on a major method earlier this year.
Think I did it that way for some books.
I also seem to remember there being another workaround, by exporting it to my old sony e-reader via the official sony app, which is so old it doesn’t have proper DRM, but I did have to sign up for adobe digital editions or some or other BS. Something like that. End result was a DRM free epub.
Huge waste of time, especially for something I’d paid full price for, so after that I gave up on buying ebooks, and simply pirated them.
Just like with DVDs back in the day and streaming now, you get a shittier experience if you pay full price. Better to pirate.