Davinci Resolve is what Company 3 uses (The Martian, Spectre, Jurassic World, etc). It's available on Mac and Linux, but the big shops use the Linux version as

Davinci Resolve is what Company 3 uses (The Martian, Spectre, Jurassic World, etc). It's available on Mac and Linux, but the big shops use the Linux version as they can expand it allowing for more real time nodes. Baselight is another major platform for color grading that runs on Linux.