Hi! We are actively working on S2py, the nice successor of Spy1. S2py is a profiler framework: it allows one to easily build dynamic analysis. Hapao, shipped with S2py, is a test coverage tool. Here is how to use it: First, you need free type font: http://bit.ly/installingFreeTypeFont Then, you need Roassal2 and S2py -=-=-=-=-=-=-=-=-=-= Gofer new smalltalkhubUser: 'ObjectProfile' project: 'Roassal2'; package: 'ConfigurationOfRoassal2'; load. (Smalltalk at: #ConfigurationOfRoassal2) loadBleedingEdge. Gofer new smalltalkhubUser: 'ObjectProfile' project: 'S2py'; package: 'S2py'; load. -=-=-=-=-=-=-=-=-=-= Here is a screenshot of the coverage of Nautilus: Run "Hapao @ Class" and "Hapao @ Class …” from the World menu. Cheers, Alexandre -- _,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;: Alexandre Bergel http://www.bergel.eu ^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;._,.;:~^~:;.