There was cjdroute project with own OpenWRT-based Yggdrasil firmware for routers. But it seems failed to gain traction and died - https://habr.com/ru/companies/

There was cjdroute project with own OpenWRT-based Yggdrasil firmware for routers. But it seems failed to gain traction and died - https://habr.com/ru/companies/cjdns/articles/198428/ https://habr.com/ru/companies/cjdns/articles/198428/ [in Russian]