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Existing project modernization subagent v1.0.0

Use this resource to analyze an existing project and plan its modernization

New

  • 425 downloads
  • 49 likes
  • 245 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install modernization-assistant-subagent

First time: connect the CLI with

npx --yes palatekit@latest login

The main agent hands it the review of a legacy project, whatever its tech stack. The subagent reads services, repositories and models, writes one document per feature, then recommends a stack and modern patterns. It is designed for human validation at each step.

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Updated November 2, 2026

Card for “Existing project modernization subagent”

Details

Works in
Install guides
Generates with
Your agent's model
Licence
MIT

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What you get

  • The subagent file (in English): analysis, documentation and planning steps
  • One document per feature and a summary README

Good fit for

  • Taking over an old application before a framework migration
  • Taking stock of an unfamiliar project before resuming development

Not for

    Tags

    • modernization
    • analysis
    • architecture
    • legacy

    About

    You say

    “Analyze this legacy project and propose a modernization roadmap.”

    Card for “Existing project modernization subagent”

    Subagent published by davila7 under the MIT license, delivered in its original version.

    Show more

    How to use it

    1. Copy the file into .claude/agents/ (project) or ~/.claude/agents/ (all your projects)
    2. Ask your agent to analyze an existing project and plan its modernization, or call the subagent by name
    3. Review its work

    Content preview

    Files

    • LICENSE1.1 KB
    • modernization-assistant-subagent.md26.7 KB
    • NOTICE-PALATEKIT.md0.5 KB

    Origin and licence

    Listed unmodified

    Author
    davila7
    Source
    github.com/davila7/claude-code-templates/blob/f57964ebda91cdfb31755661ecea9395f30020f1/cli-tool/components/agents/expert-advisors/modernization.md
    Licence
    MIT

    Notice

    « modernization » (davila7, MIT) livré dans sa version d'origine : fiche en français et en anglais par PalateKit.

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