Actalk

• Beta - Useable but still not stable, probably has bugs.
• GPL - GNU General Public License. Not suitable for Squeak.
• Squeak3.2 - Released 16 Jul 2002.
• LGPL - GNU Lesser General Public License. Only suitable for plugins.
• SqueakL + MIT - Dual licensed under both SqueakL and MIT. This enables both base Squeak inclusion and 100% reuse. Recommended prior to 4.0.
• No code changes - Documentation and test changes, but not in code.
• MIT - The MIT license is like BSD without the advertising clause. As free as it gets, suitable for cross Smalltalk 100% reuse. The recommended license for Squeak since the 4.0 release.
• Squeak3.7 - Released 15 Sept 2004.