I expect /e/OS and LineageOS ROM's will be released soon, around the time they start shipping. They work closely with both. Still Android, but AOSP based. Edit

I expect /e/OS and LineageOS ROM's will be released soon, around the time they start shipping. They work closely with both. Still Android, but AOSP based. Edit. confirmed it should be shipped with /e/Os as a choice. https://twitter.com/deivei/status/1443579458531692561 https://twitter.com/deivei/status/1443579458531692561