Afaik there while there are some OSS projects they aren't necessarily mature. The no_std hal is still a bit of a moving target so it's not as beginner friendly

Afaik there while there are some OSS projects they aren't necessarily mature. The no_std hal is still a bit of a moving target so it's not as beginner friendly, the most mature here seems to be the SlimeVR firmware: https://github.com/SlimeVR/SlimeVR-Rust/tree/main/firmware https://github.com/SlimeVR/SlimeVR-Rust/tree/main/firmware For std hal there are a few more, OFMon being a good one: https://github.com/arashsm79/OFMon https://github.com/arashsm79/OFMon