FontParts is a Python API for programmatically creating and editing parts of fonts during the type design process, and it is application-independent to allow scripts to be portable across multiple applications.

UKUI interface provides the interface for system configuration and related libraries.

Python package based on the designSpaceDocument from fontTools.designspaceLib specifically to process and generate instances for UFO files, glyphs and other data.

Stay-Puft is a font developed freehand, with minimal splines. It's all rounded and a sort of marshmallowy, so the author thought on it as the Stay-Puft Marshmallow Font (see Ghostbusters if you don't get it). The outcome looks sort of like Comic Sans MS. It's kind of cute, and might be good for frivolous stuff such as birthday cards.

Summersby is a free TrueType typeface (font) with partial Unicode support including most West European and Cyrillic languages.

OCaml (Objective Caml) is a programming language featuring functional programming, mutable data structures, algebraic data types, and type inference.