Software Product Management Stack - Resources & tools to help you manage your software product
Mac CLi - OS X command line tools for developers
The Product Management guide - A book on how to create and ship products that people love
You-Get - Command-line utility to download media contents from the web
Product Management Exercises - A repository of product manager job interview exercises
Soft Serve - Soft Serve is a self-hostable Git server with a built in SSH interface, built for the command line.