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

The Leek group guide to data sharing

Run multiple websites using the same Laravel installation while keeping tenant specific data separated for fully independent multi-domain setups.

Import and export GitHub issues via CSV

A command line tool for interfacing with Drupal.org

Pure javascript search - browser and node.js

H5P content type that can display and grade interactive code snippets. Uses Klipse and supports Javascript, Ruby, Python, C++, SQL and PHP.