jQuery - The Write Less, Do More, JavaScript Library.
Microsoft Office Excel - Microsoft Office Excel is a commercial spreadsheet application.
React Native - A framework for building native apps with React
Google Sheets - Synchronizing, online-based word processor, part of Google Drive.
Babel - Babel is a compiler for writing next generation JavaScript.
LibreOffice - Calc - LibreOffice Calc is the spreadsheet program you've always needed. A fork of OpenOffice.