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Axiom 27Skills, Agents, and Tools for Apple OS Development

Battle-tested skills, agents, and tools for modern Apple OS development — Swift 6, SwiftUI, Liquid Glass, Apple Intelligence, and more. Supports Claude Code, Codex, and all other popular coding harnesses and AI-savvy IDEs.

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158
Discipline Skills
Idiomatic patterns that help you catch bugs before they ship
80
Reference Skills
Complete API knowledge, including best-practices code examples
26
Diagnostic Skills
Systematic debugging workflows for complex failures
15
Commands
Slash commands for on-demand technical audits
41
Agents
Context-aware detection that surfaces issues proactively

🤖 Apple Intelligence

Implement on-device AI with Foundation Models framework — structured output with @Generable, streaming, tool calling, all WWDC 2025 examples

🎨 Build Modern UIs

Implement Apple's latest design system, find what's slowing down your views, record UI tests that don't flake

♿ Ship Accessible Apps

Catch VoiceOver issues, validate WCAG compliance, fix Dynamic Type violations, pass App Store Review accessibility requirements

🔧 Fix Problems Fast

Solve mysterious build failures, find memory leaks before users complain, prevent data races in Swift 6

🧰 Bundled Developer Tools

xclog captures simulator console output as structured JSON; xcsym symbolicates .ips, MetricKit, legacy .crash text, and Xcode Organizer .xccrashpoint bundles with automatic dSYM discovery and pattern categorization; xcui drives and validates simulator UI & accessibility; xcprof analyzes xctrace CPU/performance traces

💾 Protect User Data

Add database columns without losing data, prevent CloudKit sync failures, safely migrate from Realm

📚 Copy-Paste Solutions

Every skill shows working examples first, highlights what works vs what fails, provides ready-to-use patterns

📖 Apple Documentation

Direct access to 20 official Apple guides and 32 Swift compiler diagnostics from Xcode — Liquid Glass, Foundation Models, concurrency, authoritative API references

🎯 Battle-Tested

Validated under App Store deadline pressure, tested with production crisis scenarios, handles edge cases you'll actually encounter

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Released under the MIT License

Copyright © 2026 Charles Wiltgen • v27.0.0-beta.22