Elm in Action MEAP V07
Richard Feldman
The Galaxy, and the Ground Within
Becky Chambers
Echoes of Empire
Correl
He Who Fights with Monsters 9: A LitRPG Adventure
Shirtaloon & Travis Deverell
The Imposter's Handbook
Rob Conery
Algorithms
Jeff Erickson
Open Data Structures (in C++)
Pat Morin
Open Data Structures (in Java)
Open Data Structures (in pseudocode)