IBM COBOL compilers by name and version

Table 1. COBOL compiler name, version, release, product numbers, GA and EOS dates
Compiler
 Release level Product number General availability (GA) date
(Year-Month-Day)
 End of support (EOS) date
(Year-Month-Day)
OS/VS COBOL Version 1 Release 2 Modification 3 5740-CB1 1974-09-23 1999-12-31
OS/VS COBOL Version 1 Release 2 Modification 4 5740-CB1 1976-09-23 1999-12-31
VS COBOL II Version 1 Release 3 5668-958 1988-12-16 1996-06-30
VS COBOL II Version 1 Release 4 5668-958 1993-03-12 2001-03-31
COBOL/370
 Version 1 Release 1 5688-197 1991-12-20 1997-09-30
COBOL for MVS™ & VM
 Version 1 Release 2 5688-197 1995-10-27 2001-12-31
COBOL for OS/390® & VM
 Version 2 Release 1 5648-A25 1997-05-23 2004-12-31
COBOL for OS/390 & VM
 Version 2 Release 2 5648-A25 2000-09-29 2004-12-31
Enterprise COBOL for z/OS®
 Version 3 Release 1 5655-G53 2001-11-30 2004-04-04
Enterprise COBOL for z/OS
 Version 3 Release 2 5655-G53 2002-09-27 2005-10-03
Enterprise COBOL for z/OS
 Version 3 Release 3 5655-G53 2004-02-27 2007-04-30
Enterprise COBOL for z/OS
 Version 3 Release 4 5655-G53 2005-07-01 2015-04-30
Enterprise COBOL for z/OS
 Version 4 Release 1 5655-S71 2007-12-14 2014-04-30
Enterprise COBOL for z/OS
 Version 4 Release 2 5655-S71 2009-08-28 2022-04-30
Enterprise COBOL for z/OS
 Version 5 Release 1 5655-W32 2013-06-21 2020-04-30
Enterprise COBOL for z/OS
 Version 5 Release 2 5655-W32 2015-02-27 2020-04-30
Start of change
Enterprise COBOL Value Unit Edition for z/OS1
End of change		 Start of changeVersion 5 Release 2End of change Start of change5697-ECVEnd of change Start of change2015-10-06 End of change Start of change2020-04-30 End of change
Start of change
Enterprise COBOL for z/OS
End of change		 Start of changeVersion 6 Release 1End of change Start of change5655-EC6End of change Start of change2016-03-18 End of change Start of change2022-09-30End of change
Start of change
Enterprise COBOL Value Unit Edition for z/OS1
End of change		 Start of changeVersion 6 Release 1End of change Start of change5697-V61End of change Start of change2016-03-18 End of change Start of change2022-09-30End of change
Start of change
Note:
  1. Enterprise COBOL Value Unit Edition for z/OS is the same as Enterprise COBOL for z/OS made available under a different product number and pricing metric.
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To check lifecycle details (lifecycle dates, announcement letters, and other information) for Enterprise COBOL for z/OS products, visit the lifecycle website at https://www.ibm.com/support/lifecycle/details?q45=R109684Z50598F65.

To aid in moving your runtime library to Language Environment®, you can find information on how to run existing VS COBOL II and OS/VS COBOL load modules under Language Environment, including link-edit requirements for support and recommended runtime options for compatible behavior in the Enterprise COBOL V4.2 Compiler and Runtime Migration Guide at http://publibfp.dhe.ibm.com/epubs/pdf/igy3mg50.pdf.

To aid in moving from your older COBOL compiler to Enterprise COBOL, this information provides descriptions of the language differences between older COBOL compilers and Enterprise COBOL and describes the IBM® conversion tools available to aid in converting your source programs to Enterprise COBOL programs. It also describes other differences that might require changes in your application development process in order to use Enterprise COBOL.

Start of changeThe following products or deliverables are also available to aid you in assessing the effort of moving from your older COBOL compiler to Enterprise COBOL:
  • Start of changeIBM Enterprise COBOL Developer Trial for z/OS, V6.1 (5655-TY6).

    Enterprise COBOL Developer Trial for z/OS comes with a no-charge 90-day evaluation license. With Enterprise COBOL Developer Trial for z/OS, V6.1, you can evaluate the latest capabilities of IBM Enterprise COBOL for z/OS, V6.1 in a non-production environment, before committing time and resources to a production migration project.

    End of change
  • IBM Enterprise COBOL for z/OS Migration Assistant.

    You can use the COBOL Migration Assistant to navigate through the compiler migration process from Enterprise COBOL V4 or earlier versions to Enterprise COBOL V5 or V6.

  • Start of changeIBM Enterprise COBOL for z/OS Migration Portal.

    Check case studies, COBOL experts interview videos, the cloud-based COBOL Migration Assistant, no-charge COBOL Migration and Performance Tuning Webinars, FAQs, other IBM products to support your migration, and many other resources to help ease your migration efforts from Enterprise COBOL V4 or earlier versions to Enterprise COBOL V5 or V6.

    End of change
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