| Performance monitoring and modeling |
| "Low-level" virtual machine such as MPI, PVM etc. |
| "Fine grain high-level" languages (C++, HPF etc.) |
| Software engineering and coarse grain software (software bus) integration |
| "Web-ware" and scripting middle-ware(Perl, Java, VRML, Python, etc.) |
| Agent search and communication systems |
| Wrapper technology for legacy systems and interoperability |
| Interface specification support and information exchange protocols (such as CORBA, Opendoc, metadata and web standards) |
| Object oriented software technology - object transport and management |
| PSE templates and frameworks |