Simple and elegant invoicing solution
Tool for producing high quality forecasts for time series data
A pure PHP library for reading and writing spreadsheet files
Polar is the best funding & monetization platform for developers
A python wrapper for Alpha Vantage API for financial data.
Fast, privacy-focused personal finance app
Google Sheets Python API
AI-powered Quantitative Investment Research Platform
Open Source Metering and Usage Based Billing API
Yahoo! Finance market data downloader
Online Accounting Software
The base version of NexoPOS, which is a web-Based Point Of Sale (POS)
Free, open-source crypto trading bot, automated bitcoin trading
Free Desktop book-keeping software for small-businesses & freelancers
Open Source Airtable Alternative
Free and Open Source Invoicing, Expenses & Time-Tracking
Data science spreadsheet with Python & SQL
User-friendly and completely free algorithmic trading platform
Open-source, self-hostable personal subscription tracker
Javascript plugin to create web-based tables & spreadsheets
Algorithmic Trading in Python with Machine Learning
This is a database of 300.000+ symbols containing Equities, ETFs, etc.
ThetaGang is an IBKR bot for collecting money
Kimai is a web-based multi-user time-tracking application
A Python-based development platform for automated trading systems