Cove is a code coverage tracing harness.
A simple charting library. Derived from https://github.com/wireservice/leather.
iotest is a small tool for testing programs based on input and output.
A lexical analyzer generator.
Muck is a build tool that automatically calculates dependencies.
Pat is a tool for patching text files.
Pithy is a collection of utilities for scripting in Python 3.
Unico provides Unicode metadata parsed directly from the published standard data.
utest is a tiny unit testing library for Python.
Writeup is a text markup format and standalone tool that translates to HTML5.