can't say for spaceX, but most NASA glue is built in house. close to zero proprietary ones. maybe the vlsi is closed. but that is "industry standard" i guess.

can't say for spaceX, but most NASA glue is built in house. close to zero proprietary ones. maybe the vlsi is closed. but that is "industry standard" i guess. rest is a bunch of mathy-language du jour held together with python or something. ...opaque docker containers going to prod doesn't have a excuse other than inefficient orgs fulled by VC or Ad money. Or maybe they do, but you won't excuse them using NASA as an example :)