Banana Pi: (https://www.amazon.com/OpenSource-Wireless-Dual-Band-MediaTek-Bundle2-BPI/dp/B0BDG9VNJP/ref=sr_1_5?crid=1CLEX2EZB3IOP&keywords=banana%2Bpi&qid=1695798928&sprefix=banana%2Bpi%2Caps%2C216&sr=8-5&th=1)

With Openwrt: https://firmware-selector.openwrt.org/?version=23.05.2&target=mediatek%2Ffilogic&id=bananapi_bpi-r3

Open Hardware and Software.

If ya need help setting it up let me know.