- filetree 87 Monticello repository for directory-based Monticello packages enabling the use of git, svn, etc. for managing Smalltalk source code.
- tode 24 tODE - the Object-centric Development Environment. Smalltalk. development, deconstructed and a development environment for GemStone/S. Part of the GsDevKit tool set.
- metacello-work 22 Metacello is a package management system for Smalltalk
- amber-skeleton 15 A template project for creating your own Amber-based projects.
- builderCI 12 A set of scripts to support continuous integration for GemStone, Pharo and Squeak Smalltalk projects using http://travis-ci.org/.