scalable… grows as your business expands

robust… to handle 24×7 mission critical applications

flexible… to keep up with your changing requirements

powerful… using Smalltalk, a highly productive development environment

proven… in production use for decades by Fortune 500 companies

GemStone/S™ is an advanced platform for developing, deploying, and managing scalable, high-performance, multi-tier applications based on business objects. GemStone/S provides the unmatched flexibility and power demanded by business-critical applications.

The GemStone/S product family includes:

GemBuilder® for Java
GemConnect®
Visual Stat Display (VSD)

GemStone/S
GemBuilder for Smalltalk/VW
GemBuilder for Smalltalk/VA

Building high-performance applications is more than acquiring software.

To make the best use of GemStone products, GemTalk Systems provides world-class technical support, consulting, training, and staff augmentation. Our Engineering Team works together to provide these services, focusing on providing the very highest quality of integrated products and technical services for our customers.

Support

GemTalk’s Technical Support is dedicated to the success of our customers, taking whatever time and effort is needed to understand, solve, and explain technical problems and questions.
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Staff Augmentation

Staff Augmentation allows you ongoing remote assistance in leveraging your domain skills with GemStone expertise.

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Consulting

GemTalk consulting can provide you with GemStone expertise at whatever level you need, from remote code review and feature development, through performance tuning, and even temporary staffing for specific GemStone projects. GemTalk consultants have unparalleled ability to help you get the most out of your GemStone system.

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What’s New

GemStone/S 64 Bit 3.7.2.2 released

February 20th, 2026|

GemStone/S 64 Bit v3.7.2.2 is a quick-fix release, fixing a rare but serious bug and including other minor changes. For more information, see GemStone/S 64 Bit v3.7.2.2.

VSD 5.6.4 released

September 25th, 2025|

Visual Statistics Display (VSD) v5.6.4 is a maintenance version of the VSD product, fixing a significant bug in v5.6.3 on Windows. See VSD v5.6.4 for more information.

VSD 5.6.3 released

August 21st, 2025|

Visual Statistics Display (VSD) v5.6.3 is a new version of the VSD product containing several bug fixes and a minor new feature. See VSD v5.6.3 for more information.

GemStone/S 64 Bit 3.7.4.3 released

July 22nd, 2025|

GemStone/S 64 Bit v3.7.4.3 is an important maintenance release, fixing several critical bugs in 3.7.4.1. For more information, see GemStone/S 64 Bit v3.7.4.3.