Unfortunately there is no equivalent to "Keys Only" on the Oculus Quest at this time, and thus the only paths to ship a Quest application are either through our approval via our Quest Pitch form or via Oculus for Business. If this changes in the future we will make sure to let our developer community know.
oculus Developer Support
We also understand that many devs and enthusiasts are looking for easier ways to access and distribute applications outside of the Oculus Store. This is an area we’re actively thinking about (more to share soon!)