CloudFlare provides security and performance to websites of all sizes.
CloudFlare Apps gives developers a way to distribute web apps to hundreds of thousands of CloudFlare customers.
This site explains how to develop a CloudFlare App.
Other development resources
The CloudFlare Apps team is happy to answer questions, starting with email to firstname.lastname@example.org
Team is based in San Francisco, California, USA, so consider the time zone if your reply is delayed.