I just released
ECTool.efi, an EFI shell application that will let you (among other things) reflash your embedded controller. If you’re working with Framework’s open-source EC project, you probably didn’t have a way to flash your own custom firmware . . . until now!
I took an incredibly boring two minute long video of myself reflashing my EC for the first time, but it’s – as previously mentioned – incredibly boring. I’ll post it if folks are interested, but you’re gonna be like “I don’t know what I expected …”