I'd say jupyter notebooks surpass Mathematica UX wise. I maintain Mathics [1] which has it's own web interface e.g. [2]. I don't think the Mathics interface is

I'd say jupyter notebooks surpass Mathematica UX wise. I maintain Mathics [1] which has it's own web interface e.g. [2]. I don't think the Mathics interface is as nice as MMA but the documentation bar on the side is really nice. [1] https://mathics.github.io/ https://mathics.github.io/ [2] http://mathics.angusgriffith.com/ http://mathics.angusgriffith.com/