Urwid is a console user interface library that includes many features useful for text console application developers including:

Gas Tables include modules for compressible gas flow calculations. The main modules currently included are: - Isentropic Relations - Normal Shock Relations - Oblique Shock Relations - Fanno Flow - Isothermal Flow - Rayleigh Flow - Prandtl Meyer Functions

PhotoFloat is a new open source web photo gallery aimed at sleekness and speed. It keeps with an old hat mentality, preferring to work over directory structures rather than esoteric photo database management software. Everything it generates is static, which means it's extremely fast.

PlainBox is a toolkit consisting of python3 library, development tools, documentation and examples. It is targeted at developers working on testing or certification applications and authors creating tests for such applications.

This is an interactive graphical editor for drawing patterns used to generate photomasks for lithography (production of integrated circuits).