Quote Originally Posted by mjs513 View Post
I would recommend TeensyThreads as well as NeoGPS.
I'm willing to include it, if it's open source with MIT or a MIT-like license. I opened an issue to ask...

https://github.com/ftrias/TeensyThreads/issues/3

NeoGPS is already downloadable the lib manager in Arduino IDE.
Maybe best to just use the lib manager?