code-modernization

PackSecurity

Lets your agent assess legacy code, extract its business rules, and plan and verify an upgrade or rewrite.

Unavailable. A Claude Code plugin. It installs in Claude Code, and ahel does not serve packs through its connector yet.

In Claude Code, run:

/plugin install code-modernization@claude-plugins-official

It installs from Anthropic's official plugin marketplace.

About this app

Guided modernization for any legacy codebase: start with /modernize, get an assessment, an interactive map, the business rules mined from the code, and a plan you approve, then an upgrade, a rewrite or a rebuild with independent proof that the new code behaves like the old. Includes security hardeni

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GitHub stars
37k
Forks
4k
Last commit
Sep 2026
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Item type
plugin
Key
code-modernization-anthropics
Source
github.com/anthropics/claude-plugins-official