@braydon@glacierfoods.social @kyle @arjen @staticvoidmaine @kop316 @blendergeek

See this link for what myself and others are using / have used:

https://source.puri.sm/Librem5/firmware-tps6598x-nonfree/-/blob/master/dp-alt-mode-adapters.org

This should help as a start, many more work for sure - in fact I found most of them working rather than none working. This is not a "buying recommendation".