“Swift”

Expert guidance on using Valkey and Redis with Swift.

API reference: Swift Concurrency.

You MUST activate this skill when working on Swift projects

AWS SDK for Swift development patterns.

Swift concurrency review/fix: compiler errors, Sendable, isolation, remediation.

Swift Testing patterns — structs over classes, async confirmations, parameterized tests, exit tests, attachments, common agent mistakes.

Procedure for reviewing real Swift code for concurrency correctness — async/await, actors, Sendable, cancellation, task lifetime — not a Swift Concurrency…

Diagnose data races, convert callback-based code to async/await, implement actor isolation patterns, resolve Sendable conformance issues, and guide Swift 6…

Swift 6.2 and SwiftUI performance optimization for iOS 26 clinic architecture codebases.

Expert guidance on SwiftNIO best practices, patterns, and implementation.

Audit an existing Swift, iOS, macOS, watchOS, or visionOS codebase for idiom, safety, concurrency, design, SwiftUI/UIKit correctness, and code-quality…

Swift architecture patterns and playbooks for MVVM, TCA, Clean Architecture, and more.

Swift reviews, local Apple references, app scaffolding and iOS simulator workflows.

Swift concurrency patterns — actors, structured concurrency, cancellation, async streams, GCD migration, strict-concurrency diagnostics, common bug patterns.

Expert guidance on Swift Concurrency best practices, patterns, and implementation.

Use for any Swift server work (Vapor + Fluent + PostgreSQL), native SwiftUI work, or full-stack Swift connecting a SwiftUI app to a Vapor API — routes…

Swift Concurrency review and remediation for Swift 6.2+.

Native iOS development specialist for Swift, SwiftUI, UIKit, and Apple platform patternsUse when "ios, swift, swiftui, uikit, xcode, apple, iphone, ipad, app…

Use when working with iOS/macOS Keychain Services (SecItem queries, kSecClass, OSStatus errors), biometric authentication (LAContext, Face ID, Touch ID)…

Use this skill to gate Swift language code with a pass/fail adversarial review — a single blind reviewer subagent judges a diff or file set against 36…

Swift language patterns and best practices including concurrency, performance, and modern idioms.

MUST USE for questions about the Swift Factory dependency injection library by hmlongco, also called FactoryKit.

Expert guidance for Swift Testing: test structure, #expect/#require macros, traits and tags, parameterized tests, test plans, parallel execution, async…

Opinionated SwiftUI architecture enforcement for iOS 26 / Swift 6.2 clinic modular MVVM-C apps using local SPM package boundaries.