The source for http://www.windowsphone.com/en-nz/store/app/wellington-trains/e6e1749b-770c-4e2f-a187-ada1493c08ae
To install and get it to build: 1.download code from git 2.get and install the windows phone sdk from https://dev.windowsphone.com/en-us/downloadsdk 3.get nuget from http://nuget.codeplex.com/ 4.from nuget install Coding4Fun.Phone.Controls and SilverlightToolkitWP
"it's not abandonware, it's opensource".
Send me a pull request, i'll give it a quick check and add it if it doesn't make the code any worse.