remex (noun)
a primary or secondary quill feather of the wing of a bird
This is intended to be a "maker"-friendly board for the CH32V307 RISC-V microcontroller from WCH. The main selling points are gigabit Ethernet and USB-C including host support.
There's a vaguely-complete layout, but actual ordering is pending final schematic review as well as further stress-testing of the chosen LiPo charger circuitry.