Reflector™ 2.3.1 [Pre-Kracked by TNT] Mac OS X 10.7.5 or Later

Courtesy of TNT Team

Release Date: December 14, 2015

What's New in Version 2.3.1
Resolved an issue after a recent Google Play Services Cast update that prevented devices from discovering Reflector 2.

Full Release Notes: http://www.airsquirrels.com/reflector/release-notes/mac/

Block connections to: airsquirrels.com
(Little Snitch, Hands Off!.. or something like that)
Disable automatic update checks

THE LAST RECEIVER YOU'LL EVER NEED » Now mirror with iOS 9!
Reflector is a wireless mirroring and streaming receiver that allows you to connect almost any combination of devices to your computer at the same time. Each device mirrors in real time, and the layout automatically adjusts when new devices connect. Compare, compete or collaborate—Reflector presents and organises multiple devices of any type with ease.

http://www.airsquirrels.com/reflector/features/mac/