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COBOL Migration Assistant

Use this interactive, cloud-based tool to navigate the compiler migration process from COBOL V4 or older to COBOL V5 or V6.

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Enterprise COBOL for z/OS resources

Discover how these resources help you tune and migrate your COBOL applications.

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Other resources

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Enterprise COBOL for z/OS moderated discussion

Understand the benefits of IBM Enterprise COBOL compiler for z/OS.

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Modernization of a COBOL environment

View a case study about UBS in Switzerland's modernization journey.

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Migrating to the COBOL V5 and V6 compiler is different!

Learn about how to get up and run with Enterprise COBOL V5 and V6.

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Data sheet: Enterprise COBOL for z/OS, V6.2

Learn about the functionality, advantages and capabilities of Enterprise COBOL for z/OS, V6.2.

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Fix list for Enterprise COBOL for z/OS

See a complete list of releases, refreshes, fix packs and interim fixes sorted by version for IBM Enterprise COBOL for z/OS.

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Rational COBOL RFE community

Visit the Request for Enhancement (RFE) Community to collaborate with IBM product development teams and other product users.

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Enterprise COBOL for z/OS documentation library

See a collection of announcement letter, data sheet, product documentation, and white paper for Enterprise COBOL for z/OS.

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