Javascript plugin to create web-based tables & spreadsheets
Google Sheets Python API
The free and Open Source productivity suite
Fetch the live NSE Stock Option Chain data in Excel
CSV Editor with Text-based User Interface (TUI) written in Pure Go
C++ library for creating XLSX files for MS Excel 2007 and above.
A standalone, portable Ada package for producing Excel spreadsheets
An integrated word processor and spreadsheet for RISC OS and Windows
Library modules for creating ODF documents.
Python spreadsheet application
Open source web spreadsheet
mtCellEdit is a lightweight spreadsheet program
Aplicación que permite filtrar hojas de cálculo de google
Compares two Excel files on a cell-by-cell basis and dumps differences
Perl utility that modifies GnuCash Trasnaction Exports
C++/C library to construct Excel .xls files in code.
Organize submission info on writing fellowships w/ this FREE template.
OTC Trading Network
palo olap open office calc plugin for data analysis
Extracts text/data from corrupt MS Office 2007-13 format files.
A lightning fast JavaScript grid/spreadsheet