There are many flavors of Smalltalk around the world and the Smalltalk Industry Council seeks to bring them together.
Cincom is the world leader in Smalltalk development, Smalltalk application development software, Smalltalk web application development tools and deployment environments. Need Vista- or Windows 7-Certified application development? Try Cincom ObjectStudio®. Need cross-platform, enterprise application development that connects to everything? Try Cincom VisualWorks®. Whatever you need in Smalltalk—tools, services and full support—Cincom has it.
GemStone/S from GemTalk Systems is the state-of-the-art platform for developing, deploying, and managing scalable, high-performance, multi-tier applications based on business objects. GemStone/S provides the flexible distribution of processing, security, and robustness your enterprise needs for a business-critical, run-time environment. GemStone/S supports high-availability online environments that demand 24×7 operation. For more than a decade, customers in finance, insurance, transportation, telecommunications, and utilities have used GemStone/S to host core business applications.
Instantiations develops leading and innovative commercial software products for the Smalltalk development language. Instantiations VA Smalltalk product line, as well as its professional services experts, are trusted by software development organizations around the world. VA Smalltalk enables software developers to create highly portable, scalable, multi-tier business applications using object-oriented technology. Its applications fit easily into existing infrastructures and support the latest web application, database and operating system technologies.
Pharo’s goal is to deliver a clean, innovative, free open-source Smalltalk environment. By providing a stable and small core system, excellent developer tools, and maintained releases, Pharo is an attractive platform to build and deploy mission critical Smalltalk applications.
Squeak is a highly portable, open-source Smalltalk with powerful multimedia facilities. Squeak is the vehicle for a wide range of projects from educational platforms to commercial web application development.
Smalltalk/X, a product from eXept Software AG, is a complete implementation of the programming language Smalltalk, class library and development environment,
Smalltalk MT is a high-performance, multithreaded implementation of the popular object-oriented Smalltalk language. Smalltalk MT lets you take advantage of an interactive development environment without sacrificing runtime performance and deliverable size. Executables built with Smalltalk MT are compact, fast, and royalty-free.
Smalltalk YX is an open source programming language. It’s an implementation of the Smalltalk-80 standard.
GNU Smalltalk is a free implementation of the Smalltalk-80 language. It runs on most POSIX compatible operating systems, as well as under Windows.
Based on Smalltalk, F-Script provides a pure object-oriented environment that leverage [Apple] Mac OS X technologies and includes significant innovations, like a high-level model for object manipulation and the most terrific object browser on earth. F-Script is a lightweight object-oriented interactive and scripting layer specifically designed for the Mac OS X object system (i.e. Cocoa).
Dolphin Smalltalk is aimed at giving the best object-oriented programming experience in Microsoft Windows®. Choose from free or commercial depending on the features you need.