DaVinci Resolve

DaVinci Resolve is a DI grading system that uses node based image processing where each node is a separate color correction, power window or effect. Join nodes sequentially, or in parallel to combine grades. Every node has full YRGB processing with primary and secondary controls; lift, gamma, gain, hue, saturation, luminance, calibrated printer lights, matte defocus, image defocus, 3D object tracking, YSFX, Custom Curves, soft clip, highlight, circle, rectangle and polygon Power Windows, Power Curve windows with full bezier control and independent inside and outside softness.

Resolve has native support for:
RED R3D, QuickTime, DNxHD,
Arri Alexa RAW, Phantom Cine, DPX, CIN, TIFF, JPEG, TGA, BMP, 
high dynamic range OpenEXR