Browse free open source Spreadsheet software and projects below. Use the toggles on the left to filter open source Spreadsheet software by OS, license, language, programming language, and project status.
The free and Open Source productivity suite
A pure PHP library for reading and writing spreadsheet files
Open Source Airtable Alternative
C++/C library to construct Excel .xls files in code.
Open source web spreadsheet
Small, fast Java library for reading and writing CSV files
Fetch the live NSE Stock Option Chain data in Excel
Excel interpolation add-in
Google Sheets Python API
NIFTY Index live option chain data in Excel sheet (in simplified view)
C++ library for creating XLSX files for MS Excel 2007 and above.
A standalone, portable Ada package for producing Excel spreadsheets
CSV Editor with Text-based User Interface (TUI) written in Pure Go
FREE Stock data downloader into an Excel sheet
Extends Project to export Excel report, audit the schedule and more...
A lightning fast JavaScript grid/spreadsheet
A web-based JavaScript (canvas) spreadsheet
Perform automatic: compare,copy,delete,merge,format,password removal