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| AViiON | Data General Corporation |
| DEC | Digital Equipment Corporation |
| DGC | Data General Corporation |
| Graphics Interchange Format (GIF) | CompuServe, Inc. |
| Hewlett-Packard | Hewlett-Packard Company |
| HP | Hewlett-Packard Company |
| iFOR/LS | Apollo Computer, Inc. |
| Motif | Open Software Foundation |
| NetLS | Apollo Computer, Inc. |
| Network Licensing Software | Apollo Computer, Inc. |
| OpenWindows | Sun Microsystems, Inc. |
| OSF | Open Software Foundation, Inc. |
| PostScript | Adobe Systems, Inc. |
| X Window System | Massachusetts Institute of Technology |