We're involved a number of exciting open-source projects.


Segpy is a Python library for reading and writing SEGY data.

Cosmic Ray

Cosmic Ray is a tool for doing mutation testing in Python.


asq implements a powerful, LINQ-style query API in Python.

Added Value

A Sphinx extension for embedding Python object values into documentation.


A system for anchoring metadata in external files to source code.

Docopt Subcommands

A simple implementation of subcommands for docopt.


A tool replaying Python REPL sessions.

Exit Codes

Platform-independent exit codes for Python.

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