FreeCAD is an Open Source CAx RAD based on OpenCasCade, Qt and Python. It features some key concepts like macro recording, workbenches, ability to run as a server and dynamically loadable application extensions and it is designed to be platform independent.

This is the Descent 3 open source engine by Outrage Entertainment.

Edit Opus tags in batch with command line flags, export or import tags through text files, or edit tags interactively using your preferred text editor.

Headers for development with nihstro

Autothemer is an Emacs library that makes theme creation more convenient; One way that it accomplishes this is by reducing the amount of boilerplate code needed to define custom themes. It also provides the user with interactive commands that automatically generate face customisation code using the theme's colour palette—as well as other functions that assist with the creation of Emacs themes.

Common token types for decoding and encoding numeric and string values. Although it is possible to use this module directly, it is primary designed to be used with strtok3 tokenizer.