Objectivity/Smalltalk
- Makes interface to Objectivity/DB ODBMS fully transparent to Smalltalk developers. Database software library that links with the application program instead of using separate data server process.
- http://www.objectivity.com/Products/ProductsSmalltalk.shtml

GemStone/S
- A platform for developing, deploying, and managing scalable, high-performance, multi-tier applications based on business objects.
- http://www.gemstone.com/products/smalltalk/

MinneStore
- Free object-oriented database management system for Dolphin Smalltalk/98, Visual Smalltalk, VisualAge Smalltalk, VisualWorks Smalltalk, Squeak. Provides storage and retrieval of complex Smalltalk objects.
- http://minnestore.sourceforge.net/

VOSS
- Adds transparent persistent object transaction processing to Smalltalk, allowing the application developer to concentrate on the application rather than the mechanics of storage.
- http://www.logicarts.com/