A pure PHP library for reading and writing spreadsheet files
Data science spreadsheet with Python & SQL
Let agents classify your bank transactions
A terminal spreadsheet multitool for discovering and arranging data
AI-driven, local-first quantitative trading platform for research
Full CSS support for JSX without compromises
Source code of the recurrent donations platform Liberapay
A high-performance algorithmic trading platform
Quickly obtain real-time data of the funds of interest
Google Sheets Python API
AI-powered platform for quantitative trading
Yahoo! Finance market data downloader
A nimble options backtesting library for Python
Free Invoice & Billing Software for Windows, Linux & Mac
Accounting & Best Practice Business Administration System
Simple Invoicing program for Desktop written in vba and Access
Open Source Integrated Hospital Information Management System
Open Source Openbravo POS convert to Commercial Retail ERP and POS
Accounting system for smaller companies written in GnuCobol.
Great Open Source Plugins For iDempiere ERP Project
Demo Invoicing APP for Veterinarian Medical Office