IPA-CXS/X-Sampa Converter is a selection of modules for various programming languages (C, Perl, Lisp, and Python) for translating between IPA (International Phonetic Alphabet) and ASCII versions, in particular CXS, which is a close relative to X-Sampa. The project homepage contains a demo for using the Perl script as an online converter.
Charlemagne is a versatile genetic programming application. It includes a commandline client and an interactive console mode. It is written in Python and Lisp, and is user extensible to some degree in both languages. It features built-in input-output mapping support and provides the ability to define complex fitness calculations in Lisp or Python.