Might be more direct to ask this question on one of the opencue specific mail lists?

Also https://github.com/AcademySoftwareFoundation/tac has a lot of what you might be looking for, as well as the various GOVERNANCE, CONTRIBUTING, etc., in the individual projects such as OpenColorIO

As an aside, VFX Platform is, as they have repeated many times, not a list of endorsed or fundamental packages, but rather an agreement of versions for particular packages that have been historically