Links

Alan Kay's comments on how 'Object Oriented' originated.
Check out the new Kindle book Smalltalk: Messages and Assignment by John Small.

ESUG	European Smalltalk User Group ESUG is a non-profit association that gathers all European users of all dialects of Smalltalk.

Pharo

Pharo is a clean, innovative, open-source Smalltalk-inspired environment.

pure object-oriented
runs on all major platforms
a clean look and feel
good developer tools
low memory footprint
stable core with large test suite

VisualWorks is a cross-platform implementation of the Smalltalk language with a lineage that goes back to the first Smalltalk-80 implementation by Xerox PARC.

ObjectStudio is a Windows based enterprise centric Smalltalk dialect. The latest version is deployed in VisualWorks.

Instantiations

VASmalltalk is a large business centric product, originally developed by IBM as VisualAge Smalltalk. Available for Windows and Linux, with Envy, a unique code repository.

A free trial version is available.

GemTalk

GemStone/S™ is the state-of-the-art platform for developing, deploying, and managing scalable, high-performance, multi-tier applications based on business objects.

Squeak

Squeak is a modern, open source, full-featured implementation of the powerful Smalltalk programming language and environment. Squeak is highly-portable - even its virtual machine is written entirely in Smalltalk making it easy to debug, analyze, and change. Squeak is the vehicle for a wide range of projects from multimedia applications, educational platforms to commercial web application development.

Seaside

Seaside provides a layered set of abstractions over HTTP and HTML that let you build highly interactive web applications quickly, reusably and maintainably. It is based on Smalltalk, a proven and robust language that is implemented by different vendors. Seaside includes:

Amber