A pure PHP library for reading and writing spreadsheet files
Free Desktop book-keeping software for small-businesses & freelancers
Open Source Airtable Alternative
Investment research for everyone, anywhere
Track and evaluate the performance of your investment portfolio
Firefly III: a personal finances manager
Simple and elegant invoicing solution
Kimai is a web-based multi-user time-tracking application
ThetaGang is an IBKR bot for collecting money
This is a library to use with Robinhood Financial App
A decentralized cryptographic ledger
Javascript plugin to create web-based tables & spreadsheets
Google Sheets Python API
Polar is the best funding & monetization platform for developers
Fullstack open source Invoicing application made with MongoDB
The free and Open Source productivity suite
Bitcoin Alts portfolio tracker, email / text / alexa / telegram alerts
ERP Server
Take your office and CRM into the cloud!
Is an easy to use, money management application.
Technical analysis software
Free and Online Accounting Software
Financial Derivatives Calculator with 168+ Models (Options Calculator)
C++ library for creating XLSX files for MS Excel 2007 and above.
Secure Trading Client for most popular Bitcoin exchanges