ACES (Academy Color Encoding System) https://github.com/EpicGames/UnrealEngine/blob/072300df18a94f18077ca20a14224b5d99fee872/Engine/Shaders/Private/ACES.ush#L1143 Supports motion picture workflows, compositing, and standards within UE https://github.com/ampas/aces-dev/blob/v1.3/LICENSE.md Licencees P4 Git /Engine/Source/ThirdParty/Licenses