Goodreads - See what your friends are reading.
LibraryThing - A home for your books.
GoodBooks.io - Largest curated collection of 8,500+ book recommendations.
What Should I Read Next? - Book recommendations
Bookicious - Find the best new book to read with books collections for makers, founders and entrepreneurs.
TBR: Book List Tracker - TBR is a simple, elegant and modern place to track your reading.