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       CLI Tricks: sc-im
       June 29th, 2018
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       SC-IM - Spreadsheet Calculator Improvised
       
       A vim-like modal editor for spreadsheets in the terminal (ncurses)
       
       It supports the following formats:
        
         .sc     SC-IM's native text format
         .xls    Microsoft Excel Spreadsheet
         .xlsx   Microsoft Office Open XML Workbook
         .csv    Comma-separated values
         .tsv    Tab-separated values
         .tab    Tab-separated values
         .txt    Simple text files
       
       It has an impressive set of features (from the README)!
       
         UNDO / REDO.
         65.536 rows and 702 columns supported. (The number of rows can
            be expanded to 1.048.576 if wished).
         CSV / TAB delimited / XLSX file import and export.
         Scripting support with LUA. Also with triggers and c dynamic
         linked modules.
         Clipboard support.
         GNUPlot interaction.
         Key-mappings.
         Sort of rows.
         Filter of rows.
         Subtotals.
         Cell shifting.
         256 color support - screen colors can be customized by user,
             even at runtime.
         Colorize cells or give them format such as bold or underline.
         Wide character support. The following alphabets are supported:
             English, Spanish, French, Italian, German, Portuguese, 
             Russian, Ukrainian, Greek, Turkish, Czech, Japanese, Chinese.
         Autobackup.
         Implement external functions in the language you prefer and use
             them in SC-IM.
         Use SC-IM as a non-interactive calculator, reading its input 
             from a external script.
         More movements commands implemented !
         Input and Output was completely rewritten.
       
       It's a breeze to install on MacOS or Linux. Give it a shot.