Open source Android, iOS and Web app for learning about and managing digital and physical security. From how to send a secure message to dealing with a kidnap. Umbrella has best practice guides in over 40 topics in multiple languages. Used daily by people working in high risk countries - journalists, activists, diplomats, business travelers etc.
This is the github repository for all NSA and CIA spying servers, including those revealed by Edward Snowden and other studies we conducted on the whole world's servers, enumerating those that spy on individuals and sell data to the NSA and CIA.