More of a question of /will/ Mojo eventually be entirely open source, chunks of it already are. The intent from Modular is eventually it will be, just not everything all at once and not whilst they're internally doing loads of dev for their own commercial entity. Which seems fair enough to me. Importantly they have open sourced lots of the stdlib which is probably what anyone external would contribute to or want to change anyway? https://www.modular.com/blog/the-next-big-step-in-mojo-open-...