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Technical diagram subagent (Mermaid, PlantUML) v1.0.0

Use this resource to turn a codebase's architecture into diagrams

New

  • 408 downloads
  • 83 likes
  • 166 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install diagram-architect-subagent

First time: connect the CLI with

npx --yes palatekit@latest login

The subagent produces technical diagrams in the format you choose: ASCII for code comments, Mermaid for Markdown documentation, PlantUML or Draw.io. The main agent calls it for architecture, database schemas, data flows and state machines.

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Updated November 2, 2026

Card for “Technical diagram subagent (Mermaid, PlantUML)”

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): role, output formats and usage examples
  • Examples for flowcharts, sequence diagrams and ERD schemas

Good fit for

  • Documenting a service's architecture in a README
  • Visualizing a database schema from Prisma or SQL

Not for

    Tags

    • diagrams
    • mermaid
    • architecture
    • documentation

    About

    You say

    “Draw a flowchart for user authentication with MFA.”

    Card for “Technical diagram subagent (Mermaid, PlantUML)”

    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 turn a codebase's architecture into diagrams, or call the subagent by name
    3. Review its work

    Content preview

    Files

    • diagram-architect-subagent.md4.3 KB
    • LICENSE1.1 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/documentation/diagram-architect.md
    Licence
    MIT

    Notice

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

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