Open Source Virtual (Network) Printer for Windows that allows you to create PDFs, OCR text, and print images, with advanced features usually available only in enterprise solutions.

A pure C# Open Source QR Code implementation

https://www.youtube.com/channel/UC34rW-HtPJulxr5wp2Xa04w?sub_confirmation=1

Examples for using Interactive Brokers API with ib_insync

Download market data from Yahoo! Finance's API

Google Cloud Datalab samples and documentation

This is the code for "Make Money with Tensorflow 2.0" by Siraj Raval

Python sync/async framework for Interactive Brokers API

Lean Algorithmic Trading Engine by QuantConnect (Python, C#)

ROS drivers for joysticks