Mac users interested in Framewright linkcolor generally download:
A controller for the Blackmagic Design HDLink Pro and HDLink Pro 3D.
LinkColor features: color & picture adjustments in real time to live HD video, RGB and master controls of Black Level Gamma & Gain, saturation, warm/cool, & green shift adjustments.
Also provides custom user matrix adjustments, use of pre (DeLog) & post (Display) 3D LUTs, storage & recall of all adjustments, and more.