My Tracks mobile app for Android lets you track activities like hikes, bike rides and trail runs using your mobile device. Google now "open sourced "My Tracks," source code for collective intelligence of development community to create a more powerful & robus My Tracks. In addition, complementary apps will be written 'fitness activities, geocaching—heck, even dog tracking—aren't hard to imagine'. Open-sourcing also made bug tracking public–go to "Issues" section of My Tracks Code site to see what's being actively developed and to file your own feature requests/bugs. And non-coders can contribute in Translating My Tracks!," Google announced.