Goodreads - See what your friends are reading.
monote - Easily remember and organize products you want to buy
LibraryThing - A home for your books.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes
Thieve - A curated list of the best products on AliExpress