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 web spreadsheet
C++/C library to construct Excel .xls files in code.
Excel interpolation add-in
Data science spreadsheet with Python & SQL
A web-based JavaScript (canvas) spreadsheet
Small, fast Java library for reading and writing CSV files
C++ library for creating XLSX files for MS Excel 2007 and above.
Fetch the live NSE Stock Option Chain data in Excel
A standalone, portable Ada package for producing Excel spreadsheets
NIFTY Index live option chain data in Excel sheet (in simplified view)
CSV Editor with Text-based User Interface (TUI) written in Pure Go
Extends Project to export Excel report, audit the schedule and more...
Free and simple electronic spreadsheet
Perform automatic: compare,copy,delete,merge,format,password removal