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Updated 4mo ago

by superagents-lab

xcode27-skills

Apple's official Agent Skills exported from Xcode 27 — SwiftUI, UIKit modernization, Swift Testing, C bounds-safety, and security hardening for AI coding agents.

Works with
  • Claude
View on GitHub (opens in a new tab)

346 GitHub stars (346)

+17 in 20 days

Stars gained per day · daily snapshots since Sep 26
Stars gained per day, Sep 26 to Oct 16: +17 in total; the busiest day was Oct 6 with +3 stars.Sep 27: 0 starsSep 28: −1 starsSep 29: +1 starsSep 30: +1 starsOct 1: 0 starsOct 2: +2 starsOct 3: 0 starsOct 4: +1 starsOct 5: +1 starsOct 6: +3 starsOct 7: 0 starsOct 8: +1 starsOct 9: +1 starsOct 10: +1 starsOct 11: +2 starsOct 12: 0 starsOct 13: 0 starsOct 14: +2 starsOct 15: +2 starsOct 16: 0 stars
Stars gained between daily snapshots
PeriodNew stars
Sep 270
Sep 28−1
Sep 29+1
Sep 30+1
Oct 10
Oct 2+2
Oct 30
Oct 4+1
Oct 5+1
Oct 6+3
Oct 70
Oct 8+1
Oct 9+1
Oct 10+1
Oct 11+2
Oct 120
Oct 130
Oct 14+2
Oct 15+2
Oct 160
  • 7 skills (7 skills found in its SKILL.md files)
  • 23 forks (23 forks)
  • 4mo ago last update (Last updated 4mo ago)

Install

Skills CLI

npx skills add superagents-lab/xcode27-skills

Asks which skills and agents to install. Just one: npx skills add superagents-lab/xcode27-skills --skill audit-xcode-security-settings — add -g for every project.

Claude Code

git clone https://github.com/superagents-lab/xcode27-skillscp -r "xcode27-skills/audit-xcode-security-settings" ~/.claude/skills/

Copies the audit-xcode-security-settings skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project). Repeat for the other skills listed below.

Plugin

/plugin marketplace add superagents-lab/xcode27-skills

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • audit-xcode-security-settings

    Audit and enable security-oriented Xcode build settings. Progressively enables compiler warnings, static analyzer checkers, and Enhanced Security features. Use when: user wants to secure their Xcode project, audit security settings, enable hardening, review security posture of build configuration, set up security-focused static analysis, enable static analysis, improve warning coverage, harden di…

    audit-xcode-security-settings/SKILL.md on GitHub (opens in a new tab)

  • c-bounds-safety

    Guide for the C -fbounds-safety language extension. Covers the language model, pointer annotations, adopting bounds-safety in existing C code, compiler build settings and modes, and runtime debugging of bounds violations.

    c-bounds-safety/SKILL.md on GitHub (opens in a new tab)

  • device-interaction

    Verify iOS app behavior on device or simulator via screenshots, UI hierarchy, and touch interactions.

    device-interaction/SKILL.md on GitHub (opens in a new tab)

  • swiftui-specialist

    Best practices and idiomatic patterns for SwiftUI. Use when writing, reviewing, or editing SwiftUI code.

    swiftui-specialist/SKILL.md on GitHub (opens in a new tab)

  • swiftui-whats-new-27

    New SwiftUI APIs, behaviors, and deprecations introduced in the 2027 OS releases (iOS 27, macOS 27, watchOS 27, tvOS 27, visionOS 27). Use when a SwiftUI view using @State fails to compile with "used before being initialized", "invalid redeclaration of synthesized property", or "extraneous argument label" errors after an SDK update (@State migrated from a property wrapper to a macro in SDK 27; th…

    swiftui-whats-new-27/SKILL.md on GitHub (opens in a new tab)

  • test-modernizer

    Modernize test suites to use modern Swift Testing features or migrate from XCTest.

    test-modernizer/SKILL.md on GitHub (opens in a new tab)

  • uikit-app-modernization

    Modernizes UIKit apps for multi-window environments by replacing legacy shared-state APIs with context-appropriate modern alternatives. This includes references to mainScreen, interfaceOrientation, application and scene lifecycle, as well as safe area inset updates.

    uikit-app-modernization/SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.