It's open source. Or not depending on any company[1]. The overall malai/kulfi project is quite different than these projects, malai itself can be compared with these two maybe.

[1]: we are built on top of https://www.iroh.computer so their caveats apply, and while we do run a http-over-kulfi over http-over-tcp bridge, you do not have to use it, you can run your own, and soon when kulfi browser is ready, you will not need the bridge. Checkout this work in progress kulfi browser: https://www.youtube.com/watch?v=qw_GmbtxCHw