| BASEstar Classic DAS for Allen-Bradley Data Highway Protocol |
| BASEstar Classic DAS for Allen-Bradley INTERCHANGE Software |
| BASEstar Classic DAS for DEComni Software |
| BASEstar Classic DAS for Modicon Programmable Controllers |
| BASEstar Classic DAS for Siemens H1 Protocol |
| BASEstar Classic for OpenVMS VAX |
| BASEstar Graphics Enabler |
| BASEstar Open Client |
| BASEstar Open Server (RunTime) |
| BASEstar Open Server |
| CDA |
| DEC @aGlance |
| DEC Ada for OpenVMS VAX Systems |
| DEC ASD/SEE Toolkit for VMS |
| DEC BASIC for OpenVMS |
| DEC C for OpenVMS VAX |
| DEC C++ for OpenVMS VAX |
| DEC DATATRIEVE for OpenVMS VAX Systems |
| DEC Notes |
| DEC OPS5 for VMS |
| DEC Pascal for OpenVMS |
| DEC PHIGS for OpenVMS VAX |
| DECforms for OpenVMS VAX |
| DECforms/Hangul for OpenVMS |
| DECforms/Hanyu for OpenVMS |
| DECforms/Hanzi for OpenVMS |
| DECmessageQ for OpenVMS |
| DECprint Supervisor (DCPS) for OpenVMS |
| DECset for OpenVMS VAX Systems |
| DECview3D for VMS |
| DECwindows Motif for OpenVMS 1.2-4 |
| DECwindows Motif 1.2-3 for OpenVMS VAX |
| Digital ANSI-Compliant PPL2 |
| Digital ANSI-Compliant PPL3 |
| Digital Device Access Software for Allen-Bradley |
| Digital Device Access Software for Allen-Bradley INTERCHANGE |
| Digital Device Access Software for Modicon |
| Digital Device Access Software for Siemens 3964 for OpenVMS VAX |
| Digital Extended Math Library for VMS |
| Digital Fortran (formerly DEC Fortran) for OpenVMS VAX |
| Digital GKS for OpenVMS VAX |
| Digital NAS Packages for OpenVMS VAX |
| Distributed Computing Environment (DCE) for OpenVMS |
| DSM for OpenVMS |
| ObjectBroker for OpenVMS |
| POLYCENTER Scheduler for OpenVMS |
| POSIX for OpenVMS |
| VAX ADE |
| VAX COBOL |
| VAX FMS |
| VAX PL/I |
| VAXELN Toolkit |