Squeak Object Tracker - Version control for arbitrary objects, currently with Git storage
A Squeak/Smalltalk-based programming environment and framework that supports low-effort construction of graphical tools by employing a data-driven perspective and a script-based programming model.
Framework for testing Smalltalk projects on Linux, macOS, and Windows and on Travis CI and AppVeyor.
A set of graphical controls such as tree views and buttons implemented in Squeak/Smalltalk using the Signals observer pattern.
An extension for Squeak/Smalltalk that employs a simple programming model for adding animations to the Morphic framework.
Git support in Monticello
An observer mechanism inspried by the Qt framework and implemented in Squeak/Smalltalk.
A COP language extension to Java