anthropics/code-modernization
claude-codeOfficial# Code Modernization Plugin A structured workflow and set of specialist agents for modernizing legacy codebases — COBOL, legacy Java/C++, monolith web apps — into current stacks while preserving behavior. ## Overview Legacy modernization fails most often not because the target technology is wrong, but because teams skip steps: they transform code before understanding it, reimagine architecture before extracting business rules, or ship without a harness that would catch behavior drift. This pl
Our Verdict
Structured workflow and specialist agents for modernizing legacy codebases like COBOL, legacy Java/C++, and monolith web apps to current stacks while preserving behavior. Best for teams refactoring enterprise code. Differentiator: enforces code understanding and business rule extraction before transformation.
Frequently Asked Questions
What is anthropics/code-modernization used for?
It provides a structured workflow and specialist agents to modernize legacy codebases such as COBOL, legacy Java/C++, and monolith web apps into current technology stacks. The approach preserves behavior by first understanding code and extracting business rules to avoid common pitfalls.
What is code-modernization?
# Code Modernization Plugin A structured workflow and set of specialist agents for modernizing legacy codebases — COBOL, legacy Java/C++, monolith web apps — into current stacks while preserving behavior. ## Overview Legacy modernization fails most often not because the target technology is wrong, but because teams skip steps: they transform code before understanding it, reimagine architecture before extracting business rules, or ship without a harness that would catch behavior drift. This pl
How do I install code-modernization?
Visit the GitHub repository at https://github.com/anthropics/claude-plugins-official/tree/main/plugins/code-modernization for installation instructions.
What license does code-modernization use?
Check the repository for license details.
What are alternatives to code-modernization?
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Great for: Pro Vibe Builders
Skip if: You need something more beginner-friendly or guided
Open source: source code publicly visible
Anyone can inspect exactly what this repo does on GitHub before using it.
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Install in Claude Code:
/install code-modernization