Power Station Industrializer is a tiny and free tool for Linux platform, designed specifically for generating percussion sounds that are used in musical compositions. It is particularly useful for creating unique techno and industrial sounds. Additionally, it has the capability to produce a wide range of other sounds such as chimes, bubbles, gongs, and hammer hits on various materials.

amaze is a Qt-based GUI app for Windows and Linux platforms, used to easily generate simple mazes of square, triangular, six- or eight-sided tiles. You can also print the generated maze, save it as a picture file, or convert it to a 3D model.