Developers of object-oriented database management systems

• POET Software
• Versant Object Technology
• Object Design, Inc.
• Gemstone Systems, Inc.
• Ardent Software
• Objectivity, Inc.
• ODMG (Union of great object-oriented database management systems developers. It develop standards at object-oriented database management systems sphere.)

Conferences about object subjects

• Conference on usenet.comp.databases.object
• Conference on usenet.comp.databases.theory

Information sites

• INTELTEC e-PUBLISHING HOUSE
• Many useful analytical information on CITFORUM

Please, send mail to us, if you know other sites with similar subjects!