Gentlenav forums

== ardupilot ==
https://groups.google.com/forum/#!topic/drones-discuss/jpjOopE8cb0 Developer forum Andrew Tridgell , lead developer on diydrones.com using the math insight from Premelani 
http://ardupilot.com/forum/
== Matrix pilot - gentlenav ==
https://groups.google.com/forum/#!forum/uavdevboard-dev
https://groups.google.com/forum/#!forum/uavdevboard
== Tridgell ==
http://uav.tridgell.net
Category:Gentlenav
Category:Forums
Category:Tridgell