Downpour.com allows people to download normal MP3s of purchases. They offer old-school CDs as well. So, no vendor lock-in there :). Source: 7 months ago

I agree about downpour.com - the vast majority (at least 99%) of the titles listed have no copy protection, so you don't have to worry about playing them only on a specific piece of equipment or specific software - any program and/or any device that will play MP3 or M4B files will work (plus you can play it online from their website). Source: about 1 year ago

Downpour.com - multiple choices for downloads. Source: about 1 year ago

Besides downpour.com, there is libro.fm which supports independent bookstores and has DRM free files you can download and use freely. Source: about 1 year ago

Incorrect, downpour.com will let you download MP3s of audiobooks that you buy. Source: about 1 year ago

I have 827 (thank you librarything.com for the catalogue) and 7 dictionaries in four languages accumulated over 50-odd years. I have several matching sets I’ve bought as they were issued. You just have to (a) buy books and (b) live a long time. Source: 12 months ago

I use librarything.com to keep track of books I read. One of the things I like most about the site is that it basically works like your own personal library card catalog. You can create "collections" as well as tags to organize your books. You can easily add books by edition, format, or ISBN to your library. And if you have physical books, you can scan the barcodes to add them to your library instead of entering... Source: about 1 year ago

Take a look at librarything.com, probably perfect for small libraries. Source: over 1 year ago

i'll also put in a plug for librarything.com. I prefer it way more than goodreads. It feels less more indie and far smaller. Source: over 1 year ago

I believe you can make comments vs. Private comments on librarything.com. You can also set your entire library to private. Source: over 1 year ago