The Product Management guide - A book on how to create and ship products that people love
codebunk - Realtime Collaborative Editor with Code Execution, REPLs and Chat
Intercom on Product Management - The ultimate resource for aspiring product managers
Floobits - Floobits brings real-time collaborative editing to text editors, IDEs, and now Atom.
Xobin - Most Comprehesive Pre-Employment skills testing and Psychometric Assessment Platform.
coderpad - Collaborative code editor with in-browser, real-time execution. Conduct programming phone screens like a boss.