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swift-core-data

Create, persist, and query structured Core Data and SwiftData models for iOS and macOS apps.

9|Updated Nov 18, 2025
Search Tags:#migrations#persistence#data-modeling#swiftui#core-data#fetch-requests
One-click install
npx skills add https://github.com/pluginagentmarketplace/custom-plugin-swift --skill swift-core-data
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: swift-core-data
Source: https://github.com/pluginagentmarketplace/custom-plugin-swift/tree/main/skills/swift-core-data
Command: npx skills add https://github.com/pluginagentmarketplace/custom-plugin-swift --skill swift-core-data

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires xcodebuild, and includes scripts (resource) and references (resource) and assets (resource) components.

What problem does it solve?

This Skill enables iOS and macOS developers to model, persist, and query structured data efficiently using Core Data and SwiftData, providing a robust foundation for offline-capable apps.

Core Features & Use Cases

  • Core Data stack setup, model definition, fetch requests, and lightweight migrations.
  • SwiftData integration with @Model, ModelContainer, and SwiftUI data bindings for seamless UI updates.
  • Use Case: Build a note-taking app that stores notes, tags, and relationships with offline support and smooth data syncing.

Quick Start

Define your data model in either Core Data (NSManagedObject) or SwiftData (@Model), configure a persistent container, and fetch or save data from your UI with practical examples.

Frequently Asked Questions about swift-core-data

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I set up Core Data with SwiftUI for offline data persistence?▼

Set up Core Data with SwiftUI by configuring a persistent container, defining your NSManagedObject data model, and binding fetch requests to SwiftUI views for offline data persistence. This provides a robust foundation for offline-capable iOS and macOS apps.

What is the best way to migrate a Core Data model in Swift?▼

The best way to migrate a Core Data model in Swift is by using lightweight migrations. This skill covers configuring your persistent container to automatically handle model versioning and schema changes during the fetch and save lifecycle.

Can I use SwiftData with existing Core Data stacks in macOS apps?▼

Yes, you can use SwiftData with existing Core Data stacks in macOS apps. The skill covers SwiftData integration using @Model, ModelContainer, and Core Data stack setup, supporting both frameworks across iOS and macOS scenarios.

Do I need Xcode to build a SwiftData application?▼

Yes, you need Xcode 15+ to build a SwiftData application. The skill requires Xcodebuild to model, persist, and query structured data using SwiftData and Core Data on Apple platforms.

How do fetch requests work with Core Data in SwiftUI?▼

Fetch requests in Core Data work with SwiftUI by querying structured data from the persistent container and binding the results directly to UI views. This enables seamless UI updates when underlying managed objects change.

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