===Applicable industry standards===The following are some of the industry standards claimed in the OpenVMS Software Product Description (SPD) document:*ANSI X3.4-1986: ASCII*ANSI X3.22-1973/FIPS 3-1: Magtape, 800 BPI NRZI*ANSI X3.27-1987/FIPS 79: Magtape, Labels and Volume Structures*ANSI X3.39-1986/FIPS 25: Magtape, 1600 BPI PE*ANSI X3.40-1983: Magtape, unrecorded*ANSI X3.41-1974: ASCII 7-bit control sequences*ANSI X3.42-1975: Numeric values in character strings*ANSI X3.54-1986/FIPS 50: Magtape, 6250 BPI GCR*ANSI X3.131-1986/ISO 9316(1989): SCSI-1*ANSI X3.131-1994/ISO 10288(1994): SCSI-2*ANSI/IEEE 802.2-1985: logical link control*ANSI/IEEE 802.3-1985: Ethernet CSMA/CD*FIPS 1-2: Code for Information Interchange; includes ANSI X3.4-1977(86)/FIPS 15; ANSI X3.32-1973/FIPS 36; ANSI X3.41-1974/FIPS 35; FIPS 7*FIPS 16-1/ANSI X3.15-1976: Serial Comms Bit Sequencing; FED STD 1010*FIPS 22-1/ANSI X3.1-1976: Synch signaling for DTE/DCE comms; FED STD 1013*FIPS 37/ANSI X3.36-1975: Synch High-Speed signaling for DTE/DCE comms; GIPS 1001*FIPS 86/ANSI X3.64-1979: Additional Controls for Use with ASCII*ISO 646: ISO 7-bit Coded Character Set for Information Exchange*ISO 1001: Magtape, Labels and Volume Structures*ISO 1863: Magtape, 800 BPI NRZI*ISO 1864: Magtape, unrecorded / NRZI and PE*ISO 2022: Code extensions for ISO 646*ISO 3307: Time and Date Representations*ISO 3788: Magtape, 1600 BPI PE*ISO 4873: 8-Bit Character Codes*ISO 5652: Magtape, 6250 BPI GCR*ISO 6429: Control Sequences*ISO 9660: CD-ROM volume and file structures==Hobbyist programs==Despite being a proprietary commercial operating system, in 1997 OpenVMS and a number of layered products were made available free of charge for hobbyist, non-commercial use as part of the OpenVMS Hobbyist Program.