Timeline
These data are taken from IBM 360 Operating Systems Release History, System/370 Market Chronology of Products & Services, IBM. "z/OS, z/OS.e, and OS/390 marketing and service announce, availability, and withdrawal dates" and IBM announcement letters.
| Order No. | Announce | Ship | Drop Support |
Rel # | Name |
|---|---|---|---|---|---|
| 360S | 64-04 | Operating System/360 | |||
| 64-04 | 1965-11 | 1 | Operating System/360 prerelease Single Sequential Scheduler |
||
| 64-04 | 66-11 | OS/360 Multiple Sequential Scheduler | |||
| 360S | 1965-12 | 19660331 | 1 | Operating System/360 | |
| 360S | 1966-06 | 2 | Operating System/360 | ||
| 360S | 19660818 | 1966-08 | 4/5 | Operating System/360 | |
| 360S | 19660429 | 1966-10 | 6 | Operating System/360 MFT |
|
| 360S | 19661207 | 8 | Operating System/360 | ||
| 360S | 1967-02 | 9.5 | Operating System/360 | ||
| 360S | 1967-05 | 11 | Operating System/360 | ||
| 360S | 19670808 | 12 | Operating System/360 MVT? |
||
| 360S | 1967-08 | 13 | Operating System/360 MVT |
||
| 360S | 1968-01 | 14 | Operating System/360 | ||
| 360S | 19680830 | 15/16 | Operating System/360 MFT-II, VTOC positioning |
||
| 360S | 1969-03 | 17 | Operating System/360 | ||
| 360S | 1969-07 | 1969-09 | 18 | Operating System/360 SMF for MVT |
|
| 360S | 1969-10 | 18.6 | Operating System/360 | ||
| 360S | 1970-03 | 19 | Operating System/360 | ||
| 360S | 19700601 | 19700805 | 19.1 | Operating System/360 SMF for MFT, MFT Attach, 1285/87/88 support |
|
| 360S | 19700805 | 19.6 | Operating System/360 | ||
| 360S | 1970-09 | 20 | Operating System/360 |
||
| 360S | 1971-02 | 20.1 | Operating System/360 | ||
| 360S | 20.6 | Operating System/360 | |||
| 360S | 21 | Operating System/360 | |||
| 360S | 21.6 | Operating System/360 | |||
| 360S | 21.7 | Operating System/360 | |||
| 360S | 1972-08 | 21.8 | Operating System/360 | ||
| 5741 | 72-08 | 73-?? | 1 | Operating System/Virtual Storage 1 (OS/VS1) | |
| 5742 | 72-08 | 72-?? | 1 | Operating System/Virtual Storage 2 (OS/VS2) (Single Virtual Storage) (SVS) | |
| 5752-VS2 | 72-08 | 74-?? | 2 | Operating System/Virtual Storage 2 (OS/VS2) (Multiple Virtual address Spaces) (MVS) with Job Entry Subsystem 2 (JES2) | |
| 5752-VS2 | 72+?? | 75-10 | 2 | Operating System/Virtual Storage 2 (OS/VS2) MVS with Job Entry Subsystem 3 (JES3) | |
| 5740-XE1 | 77-03 | 78-03 | 1 | MVS/System Extensions (MVS/SE) | |
| 5740-XE1 | 79-03 | 79-08 | 2 | MVS/System Extensions (MVS/SE2) | |
| 5740-XYS | 80-06 | 80-12 | 1 | MVS/System Product Version 1 JES2 (MVS/SP 1.1) | |
| 5740-XYN | 80-06 | 80-12 | 1 | MVS/System Product Version 1 JES3 (MVS/SP 1.1) | |
| 5740-XYS | 80-06 | 81-06 | 2 | MVS/System Product Version 1 JES2 (MVS/SP 1.2) | |
| 5740-XYN | 80-06 | 81-06 | 2 | MVS/System Product Version 1 JES3 (MVS/SP 1.2) | |
| 5740-XYS | 80-11 | 81-10 | 3 | MVS/System Product Version 1 JES2 (MVS/SP 1.3) | |
| 5740-XYN | 80-11 | 81-10 | 3 | MVS/System Product Version 1 JES3 (MVS/SP 1.3) | |
| 5740-XC6 | 81-10 | 83-03 | 1 | MVS/System Product - JES2 Version 2 (MVS/Extended Architecture) (MVS/XA) | |
| 5740-XC6 | 81-10 | 83-03 | 1 | MVS/System Product - JES3 Version 2 (MVS/Extended Architecture) (MVS/XA) | |
| 5685-001 | 88-02 | 88-07 | 1 | MVS/System Product - JES2 Version 3 (MVS/Enterprise System Architecture) (MVS/ESA) | |
| 5685-002 | 88-02 | 88-07 | 1 | MVS/System Product - JES3 Version 3 (MVS/Enterprise System Architecture) (MVS/ESA) | |
| 5685-047 | 1990/09/05 | 1990/10/26 | 1994/03/31 | 1 | MVS/ESA SP - JES2 Version 4 |
| 5685-047 | 1990/09/05 | 1992/12/31 | 1999/06/30 | 2 | MVS/ESA SP - JES2 Version 4 |
| 5685-047 | 1992/06/18 | 1993/03/26 | 1999/06/30 | 3 | MVS/ESA SP - JES2 Version 4 |
| 5685-048 | 90-09 | 90-10 | June 30, 1999 | 1 | MVS/ESA SP - JES3 Version 4 |
| 5655-068 | 1994/04/05 | 1994/06/24 | 2001/01/31 | 1 | MVS/ESA SP - JES2 Version 5 |
| 5655-068 | 1994/09/13 295-072 |
1995/06/30 | 2001/03/31 | 2 | MVS/ESA SP - JES2 Version 5 |
| 5655-069 | 1994/09/13 | 1995/29/13 | 2001/03/31 | 2.1 | MVS/ESA SP - JES3 Version 5 |
| 5655-069 | 1995/02/28 295-072 | 1995/09/29 | 20010331 (20010331) 999-387 | 2.2 | MVS/ESA SP - JES3 Version 5 |
| 5645-001 | 1996/02/20 | 1996/03/29 296-018 | 2001/01/31 | 1 | OS/390 Version 1 |
| 5645-001 | 1996/02/20 296-018 | 1996/09/27 | 2001/01/31 | 2 | OS/390 Version 1 |
| 5645-001 | 1996/09/10 | 19970311 297-040 | 2001/03/31 | 3 | OS/390 Version 1 |
| 5647-A01 | 19970311 297-040 | 1997/09/26 297-355 | 2001/03/31 | 4 | OS/390 Version 2 |
| 5647-A01 | 1997/09/09 297-355 | 1998/03/27 297-355 | 2001/03/31 298-049 | 5 | OS/390 Version 2 |
| 5647-A01 | 1998/02/24 298-049 | 1998/09/25 298-278 | 2002/03/31 | 6 | OS/390 Version 2 |
| 5647-A01 | 1998/08/18 298-278 | 1999/03/26 299-042 | 2002/03/31 | 7 | OS/390 Version 2 |
| 5647-A01 | 1999/02/22 299-042 | 1999/09/24 299-234 | 2002/09/30 | 8 | OS/390 Version 2 |
| 5647-A01 | 2000/02/29 299-234 | 2000/03/31 200-030 | 2003/03/31 | 9 | OS/390 Version 2 |
| 5647-A01 | 2000/05/16 | 2000/09/29 200-145 | 2004/09/30 | 10 | OS/390 Version 2 |
| 5694-A01 | 2000/10/03 200-352 | 2001/03/30 | 2004/03/31 | 1 | z/OS Version 1 |
| 5694-A01 | 2001/09/11 | 2001/10/26 | 2004/10/31 | 2 | z/OS Version 1 |
| 5694-A01 | 2002/02/19 | 2002/03/29 | 2005/03/31 | 3 | z/OS Version 1 |
| 5694-A01 | 2002/08/13 | 2002/09/27 | 2007/03/31 | 4 | z/OS Version 1 |
| 5694-A01 | 2004/02/10 | 2004/03/26 | 2007/03/31 | 5 | z/OS Version 1 |
| 5694-A01 | 2004/08/10 | 2004/09/24 | 2007/09/30 | 6 | z/OS Version 1 |
| 5694-A01 | 2005/07/27 | 2005/09/30 | 2008/09/30 | 7 | z/OS Version 1 |
| 5694-A01 | 2006/08/08 | 2006/09/29 299-234 | 2009/09/30 | 8 | z/OS Version 1 |
| 5694-A01 | 2007/08/08 299-234 | 2007/09/28 | 2010/09/30 | 9 | z/OS Version 1 |
| 5694-A01 | 2008/08/05 | 2008/09/26 | 2011/09 | 10 | z/OS Version 1 |
| 5694-A01 | 2009/08/18 209-242 | 2009/09/25 | 2012/09 | 11 | z/OS Version 1 |
| 5694-A01 | 2010/07/22 | 2010/09/24 | 2013/09 | 12 | z/OS Version 1 |
| 5694-A01 | 2011/07/12 | 2011/09/30 | - | 13 | z/OS Version 1 |
Read more about this topic: OS/360 And Successors