COBOL Upgrade Advisor for z/OS

Overview

Simplify COBOL upgrades

IBM COBOL Upgrade Advisor for z/OS® (CUAZ) accelerates and simplifies the upgrade to Enterprise COBOL 6 with analysis and reporting in a modern Visual Studio Code (VS Code) interface. CUAZ integrates with AI enabled IDEs to help enterprises modernize COBOL applications, reduce upgrade complexity and stay current with supported compilers while optimizing performance on IBM Z® hardware.

Features

Simplify, analyze, and modernize COBOL

IBM COBOL Upgrade Advisor for z/OS provides a complete upgrade experience, helping enterprises stay ahead of upcoming COBOL compiler end-of-support timelines while modernizing their applications.

Explore using CUAZ

Visual summary of COBOL inventory with actions

Two inventory scans, static and dynamic, provide insights into compiler versions, last compiled dates, compiler options and metadata. CUAZ highlights key upgrade tasks to help you plan more efficiently.

Invalid data detection & diagnosis

AI‑assisted diagnostics and recommended fixes help directly address invalid data or code issues that occur during regression testing.

AI assisted diagnostics and Automated code transformation

Highlights major prerequisite tasks

Automatically identifies major preupgrade tasks, such as COBOL runtime updates or source code conversion, helping teams prioritize efforts before recompilation.

Cobol upgrade advisor feature product ui

Automated code transformation

CUAZ identifies outdated COBOL syntax and provides AI-enhanced fixes through integration with AI-enabled IDEs. Review suggested changes easily via the comparison view showing the old and updated syntax.

Tailored compiler option recommendations

CUAZ analyzes programs to recommend compiler option changes for COBOL 6. Learn the best settings for the optimal performance and detect invalid data issues by using the recommended two-compile, two-test process.

Use cases

Accelerating Enterprise COBOL 6 upgrade readiness

Speed up COBOL upgrade

Minimize time spent on COBOL upgrades with an inventory tool built for upgrade projects. Get personalized insights and next steps to streamline tasks and simplify the process.

Reduce risk and achieve currency

Upgrade to a current IBM compiler to mitigate operational risks while helping ensure compliance with enterprise IT policies.

Enhance and modernize COBOL apps

Upgrade to Enterprise COBOL 6 to leverage new language features like JSON, Java interoperability and 64-bit support while optimizing costs and performance.

Clean up COBOL code and data issues

Enterprise COBOL 6 detects invalid code and data issues at compile and runtime, using an AI-enabled IDE so users can quickly fix errors and ensure correct results before production.