FareUpThere - Earn rewards for your feedback on flights
DNScapy - DNScapy is a DNS tunneling tool. The code is very light and written in Python.
RoadGoat - Map where you've traveled. Get matched with best places to go next!
theSkimm - theSkimm app anticipates what you need to know and when.
Skyscanner - Skyscanner.com compares over 1000 airlines to find you the cheapest airfares, fast.
icmptx - ICMPTX is a program that allows a user with root privledges to create a