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Model an object hierarchy with SwiftData v1.0.0

Use this resource to design a SwiftData model hierarchy and its type-based queries

New

  • 306 downloads
  • 147 likes
  • 206 saves

Free

Install with the CLI

In a terminal, from the folder you want:

npx --yes palatekit@latest install swiftdata-model-inheritance

With no option, the skill goes to ~/.agents/skills/; add --agent claude-code (or codex, cursor…) to target an agent.

First time: connect the CLI with

npx --yes palatekit@latest login

The agent designs SwiftData hierarchies with class inheritance, polymorphic relationships and type-based queries, and helps you decide between inheritance and an enum for variants of one object.

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Updated November 2, 2026

Card for the “Model an object hierarchy with SwiftData” skill

Details

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

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What you get

  • inheritance/SKILL.md: class inheritance, polymorphic relationships and type-based queries
  • SKILL.md: routing and criteria for choosing inheritance or enum

Good fit for

  • You model variants of one object in SwiftData
  • You are torn between class inheritance and an enum

Not for

    Tags

    • swiftdata
    • inheritance
    • modelling
    • queries
    • polymorphism

    About

    You say

    “Model transaction types (expense, income, transfer) with a SwiftData hierarchy.”

    Card for the “Model an object hierarchy with SwiftData” skill

    Skill published by rshankras under the MIT license, delivered in its original version.

    Show more

    How to use it

    1. Install the skill in your agent's skills folder
    2. Ask your agent to design a SwiftData model hierarchy and its type-based queries
    3. Review and adjust the result

    Content preview

    Files

    • inheritance/SKILL.md10.9 KB
    • LICENSE1.1 KB
    • NOTICE-PALATEKIT.md0.5 KB
    • SKILL.md1.2 KB

    Origin and licence

    Listed unmodified

    Author
    rshankras
    Source
    github.com/rshankras/claude-code-apple-skills/tree/9ffb83138209057875698dd11c1720c657c47a92/skills/swiftdata
    Licence
    MIT

    Notice

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

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