When we help a company migrate a legacy system, we get a few weeks to understand a codebase that grew over decades. Codebase Blueprint is the tool we built for that. In this article I follow one change request through an open-source IBM i application, from the field definition to screens, programs and a hard-coded length hidden in a copybook. The post Codebase Blueprint: it all started with Legacy Codebases appeared first on Federico Tomassetti.
Everyone benchmarks RPG migration test suites on coverage. That's the wrong metric — the real deliverable is behavioral equivalence a non-programmer will sign off on, and Gherkin is the only format the people who actually know the rules can read. The post Why Gherkin Is the Right Testing Tool for RPG Migration — And It Has Nothing to Do With BDD appeared first on Strumenta.
AI-assisted RPG migration tools report high compilation success rates while silently failing on behavioral equivalence — packed decimal truncation, activation group persistence, and cycle logic. The benchmarks show why, and what a real accuracy test looks like. The post AI RPG Migration Can Compile and Still Break Business Logic appeared first on Strumenta.
Strumenta and Metadev Join Forces to Modernize Legacy Software A collaboration combining Strumenta’s expertise in code analysis, extraction, and transformation with Metadev’s capabilities in modeling, artificial intelligence, and code generation from models. Torino/Seville, May 14, 2026 — Strumenta S.r.l. and Metadev S.L. have reached a collaboration agreement to offer a joint approach to Modernizing Legacy […] The post Joining forces to modernize legacy software appeared first on Strumenta.
Embarking on an RPG-based ERP/MRP system modernization is undeniably complex. But it’s also highly rewarding when aligned with your business’s long-term success. By addressing both the technical and strategic facets, you turn an aging system from a liability into a competitive asset. Let’s outline the 7 steps in a legacy modernization project: Step 1: Assess […] The post 7 steps in a Legacy Modernization Project appeared first on Strumenta.
Key Takeaways Legacy software is tolerated because, let’s face it, it works, and works well. But that’s no longer good enough. Nowadays, it limits an organisation’s strategic options. Legacy software can slow down, or make strategic plans more expensive or complicated than they need to be. Whilst legacy software is considered stable, the real risk […] The post 7 Reasons Why CEOs Should Modernize their Software appeared first on Strumenta.
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