Object-Oriented Operating Systems

• Archy@
• AtomsNet@
• Croquet@
• Elate@
• GUIDE@
• MK++@
• Open Source

• OS-400@
• REBOL-IOS@
• Squeak@
• Syllable
• Tornado@
• x-kernel@
• XOS@

• AtheOS

• Computers: Software: Operating Systems: Microkernel 
• Computers: Programming: Languages: Object-Oriented 

• Apertos  - A guide on IPv6 implementation, Apertos project, and Apertos technical documents.
• Atomatrix  - Provides details regarding XML database, Alchematrix interface, and Ionica framework.
• The Iguana Project  - Shows information about metaobject protocols, optimization techniques, and ORBs customization.
• MK++  - Offers information on Unix ports, universal framework, and QR systems.
• The Renaissance Object-Oriented Operating System  - Features information about Encore multiprocessor, SPARC family, and Renaissance microsystems.