Stack Overflow - Community-based Q&A part of the Stack Exchange platform.

Waze - Waze is the world's largest community-based traffic and navigation app. Join other drivers in your area who share real-time traffic and road info, saving everyone time and gas money on their daily commute.

The Answer Bank - The Answer Bank is the UK’s leading question-and-answer site.

Moovit - For people that use public trasnportation a lot, or who rarely use it but need to on occasion, it can be difficult at times to figure out where you need to be to get where you need to go. Read more about Moovit.

Blurtit - Blurtit is a Q&A website. You can ask a question or answer on any question.

Waze Transport SDK - Power your app with Waze data