vFunction 5.0: AI-Ready Specs for Legacy App Modernization
vFunction 5.0 addresses the core blocker in legacy application modernization: the absence of specifications and tests that AI coding tools need to operate safely. The release generates both from production traffic, migrates databases to PostgreSQL, and delivers context to tools like Claude Code and AWS Transform over MCP. ECI Research analysis explains why the economics and architecture matter for ITDMs and developers alike.
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