Firewalls Don't Stop Dragons
Carey Parker
Hands-On Cybersecurity for Architects
Neil Rerup & Milad Aslaner
Kubernetes: Up and Running
Brendan Burns & Kelsey Hightower & Joe Beda & and Lachlan Evenson
Metasploit for Beginners
Sagar Rahalkar
JavaScript Succinctly
Cody Lindley
GIS Succinctly
Peter Shaw
Guide To YC
Jason Shen
Computer Science from teh bottom up
Unknown
Knockout.js Succinctly