A pure PHP library for reading and writing spreadsheet files
Open Source Airtable Alternative
CSV Lint plug-in for Notepad++ for syntax highlighting
Go (golang) library for reading and writing XLSX files
Data science spreadsheet with Python & SQL
A terminal spreadsheet multitool for discovering and arranging data
A web interface to create custom vector-based visualizations
Javascript plugin to create web-based tables & spreadsheets
Excel file reader and writer for the Julia language
Accelerated Excel XLSX Writing Library for Python 2/3
Go language library for reading and writing Microsoft Excel
JavaScript data grid with a spreadsheet look & feel
NIFTY Index live option chain data in Excel sheet (in simplified view)
A standalone, portable Ada package for producing Excel spreadsheets
This tool allows the comparison of two excel sheets
A Microsoft Excel spreadsheet which creates Graphviz graphs
Google Apps Script to send third party recruiter email to spam
Toolkit for working with and mapping geospatial data
Java dataframe and visualization library
Free Extracts Emails, Phones and custom text from Web using JAVA Regex
Excel genealogy sprdsht w/ macro for converting data to GEDCOM format.
C++ library for creating XLSX files for MS Excel 2007 and above.
Yet another Pathfinder Character Generator
Fast Python reader and editor for ASAM MDF / MF4 (Measurement Format)