AnberDeck mod turns Anbernic RG353V game system into a handheld Linux terminal

You can also get a lilygo t-deck with an ESP32

https://www.lilygo.cc/en-pl/products/t-deck

or a M5Stack cardputer (fully assembled and ready for extensions)

https://shop.m5stack.com/products/m5stack-cardputer-kit-w-m5...

it even has a rust kernel:

https://github.com/Kezii/Rust-M5Stack-Cardputer

and runs (of course) micro python:

https://circuitpython.org/board/m5stack_cardputer/

for the t-deck I just saw the discussion here:

https://news.ycombinator.com/item?id=38862848