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COBOL's enduring dominance
  • Oct 6, 2025

COBOL's enduring dominance

An estimated 220 billion to 800 billion lines of COBOL code remain in active use across global enterprises. Over 80% of organizations anticipate these systems will outlast their current workforce. COBOL Colleague transforms the workforce crisis into an opportunity by preserving the business intelligence embedded in your code—creating a permanent knowledge base that outlasts any individual developer.

Extracting and explaining business functions from COBOL
  • Aug 16, 2025

Extracting and explaining business functions from COBOL

Your COBOL systems support the most critical objectives of your business. Phase Change Software LLC's COBOL Colleague captures institutional knowledge automatically by slicing your code to reveal complete business functions—every derivation, condition, and dependency that influences each output field. Instead of spending months documenting systems, our AI extracts […]

Solving the issues with current documentation practices
  • Sep 1, 2022

Solving the issues with current documentation practices

Software development is typically a team endeavor. Developers may work on separate projects but many times their work intersects with modules others are building. Even individuals creating their own applications must refer back to prior work to track source-code changes and limit vulnerabilities. Creating proper documentation for teamwork and legacy code should be a top […]

Combining developer knowledge with artificial intelligence to improve software maintenance
  • May 19, 2022

Combining developer knowledge with artificial intelligence to improve software maintenance

Enterprise software systems are complex and require specialized abilities and unique knowledge to update, add new features, and generally solve problems. They necessitate ongoing systems maintenance to grow and evolve, which costs your organization a significant amount of money – generally about three-quarters of your IT software budget. Unfortunately, because of the global software developer […]

Reputational risk: how AI helps mitigate damage to your brand
  • Apr 11, 2022

Reputational risk: how AI helps mitigate damage to your brand

When maintenance issues result in mission-critical application downtime or crashes, your organization will likely lose market share, social capital, and maybe most important – reputational risk. A 2019 IBM report revealed that 41% of IT leaders surveyed indicated that the costliest aspect of downtime is its negative impact on corporate reputation. Phase Change President Steve […]

Improving developer productivity on the mainframe with artificial intelligence
  • Mar 3, 2022

Improving developer productivity on the mainframe with artificial intelligence

Mainframes are the central data repository in an organization’s data processing center. They support thousands of applications and input/output devices while simultaneously serving thousands of users. Most corporate data still lives on the mainframe, and these systems offer advanced capabilities, flexibility, security, and resilience to downtime. Unfortunately, mainframe management and modernization can be costly, risky, […]