[agent86]

Math Notes certainly appears to be moving into Soulver/Numi territory. I'm a bit surprised by this one as while I personally love Soulver I didn't know how appealing it would be to Apple's overall user base.

[JZL003]

I was going to say too, I love literate-calc in org mode but it's all pretty niche and not a well developed set of sofwtare https://github.com/sulami/literate-calc-mode.el