This document summarizes the Allscripts Open App Challenge, which has two phases. Phase 1 involves submitting apps in one of two categories by February 3rd, with $150,000 in prizes awarded to 15 winners at HIMSS. Phase 2 requires joining the Allscripts Developer Program and submitting apps demonstrating client outcomes by July 14th, with $600,000 in prizes awarded to 5 winners in August. The document provides details on submission requirements, judging criteria, and benefits for participants in both phases of the challenge.