Sky Mist Development is a proud sponsor of the Sprite Kit Alliance. The SKA is all about helping those looking to learn and develop apps using Apple’s Sprite Kit framework. You can check out their GitHub projects at https://github.com/SpriteKitAlliance.
You can check out the SKA at www.spritekitalliance.com. They currently have their own Slack channel and are looking for other cool developers to join their group. If you are interested in hanging out with other SpriteKit developers while helping others contact Skyler at firstname.lastname@example.org.