Smalltalk-Experiments is a project mainly written in Smalltalk, it's free.
Various small experiments in Smalltalk
This is a collection of various Smalltalk (Squeak) experiments.
For Monticello package see http://www.squeaksource.com/Zaemis.html
* Zaemis >> Kember - scans for an MD5 hash that exhibits the Kember Identity.