The Complete Redux Book
Ilya Gelman & Boris Dinkevich
Conceptual Mathematics: A First Introduction to Categories
F. William Lawvere, Stephen Hoel Schanuel
A not so short introduction to ConTeXt Mark IV
Ataz-López, Joaquin
Red to Black: The Making of Rogue Legacy
David L Craddock
Rework
Jason Fried & David Heinemeier Hansson