Pry is a powerful alternative to the standard IRB shell for Ruby. It is written from scratch to provide a number of advanced features, some of these include:

The SBMLToolbox provides a set of basic functions for reading, writing, manipulating, and simulating SBML (System Biology Meta Language) models. It is a free Open Source package on top of the libSBML with full compatibility to work with MATLAB and Octave alike and share models between the two systems.

NumaTOP is an observation tool for runtime memory locality characterization and analysis of processes and threads running on a NUMA system. It helps the user characterize the NUMA behavior of processes and threads and identify where the NUMA-related performance bottlenecks reside.

MiRA is an algorithm for image reconstruction from data provided by optical interferometers. It is written in the Yorick language and operated through the Yorick interpreter.