It doesn't need to be Word or Excel-levels of options and control, less is actually more - for example table cells in Confluence can only have 6 colors, and no

It doesn't need to be Word or Excel-levels of options and control, less is actually more - for example table cells in Confluence can only have 6 colors, and no fancy border styles etc. which in my opinion provides a more unified look and feel. Just the UX needs to flow smoothly enough, as working with tabular data consists of doing many of the same steps over and over again.