Latest version is 2.50. Released on January 16, 2014.
Flash Player 11, AIR & Stage3D goodies round-up:
Prefab3D simplifies common tasks, improves the workflow and greatly enhances the visual quality in Flash 3D productions.
Adobe’s Secure Real-Time Media Flow Protocol (RTMFP) is a general purpose data transport protocol designed for real-time and peer-to-peer (P2P) communication, and is the foundation of Flash’s P2P capabilities. RTMFP is documented in RFC 7016 published November 2013 by the Internet Engineering Task Force (IETF).