GoodBooks.io - Largest curated collection of 8,500+ book recommendations.
Read This Twice - Verified book recommendations from people we look up to
One Random Book - Why not let us choose your next read?
Goodreads - See what your friends are reading.
BookAuthority - BookAuthority collects the most recommended books on business, technology and science - as featured on CNN, Inc and Forbes
Bookicious - Find the best new book to read with books collections for makers, founders and entrepreneurs.