[konfekt]

For Excel on Microsoft Windows, there is vim_ahk [1] to add Vim key bindings (after adding EXCEL.EXE to VimGroup) using AutoHotKey. For LibreOffice, especially its spreadsheet calculator Calc, there is the vibreoffice [2] extension.

[1] https://github.com/rcmdnk/vim_ahk#applications [2] https://github.com/yamsu/vibreoffice