The bundle provides an SQLite database and a Python script that provides extensive help with commands from a terminal window.

For example pstdoc \psarc gives the syntax of \psarc and all associated keywords, with short definitions.

The script is known to work on Mac, Windows, and Linux systems; it requires Python 2.5 or better.

The database covers itself, , , , , and related packages.

The author is Michael Sharpe.