Not only are novels being adapted but also manga and comic books. For example look at the increased popularity of MArvel movies and even TV Shows release in the past few years – Daredevil, Luke Cake, The Iron Fist just to mention a few. ALl of which will be combined to create the Defenders, a new show set to be releasing in 2017. Newer book to movie adaptations which have made it big in the box office is :
Me before you, Divergent (all three books made into 4 movies). The Harry Potter franchise now with the most recent addition, Fantastic Beast and where to find them.