I have one here that's running just fine although Start 9 is also very popular and possibly more open source (although please don't take my word for it, I don't follow these things so closely).

Why not try the original go to, RaspiBlitz?

Intro | RaspiBlitz

The RaspiBlitz is a do-it-yourself Lightning Node (LND and/or Core Lightning) running together with a Bitcoin-Fullnode on a Raspberry Pi (2TB NVMe)...