Guide safe MainStage concert, set, patch, channel-strip, audio and MIDI device, mapping, rehearsal, backup, and live-performance preparation.
Trace Apple entitlements across project source, account/profile authorization, final signed main or nested code, and runtime policy or consent.
Guide build, run, preview-adjacent, workspace-inspection, diagnostics, toolchain, and guarded mutation work in existing Xcode-managed projects and workspaces.
Contain a suspected or confirmed macOS threat and verify recovery. Use when a Mac may need network isolation, process or service containment, account and credential response,…
Add, review, or migrate AWS integrations in server-side Swift using Soto as the standard SDK, with one shared AWSClient per application or Lambda environment and explicit…
Choose the smallest useful reverse-engineering workflow from an artifact's format, runtime, platform, available evidence, and research question.
Use Hopper on macOS for disassembly, graphs, pseudocode, Objective-C and Swift presentation, procedure and type edits, extensions, and debugging.
Bootstrap or align a skills-export repository with root `skills/`, repo-local discovery mirrors, maintainer docs, and clear Codex plugin-boundary wording.
Bootstrap or guide a reproducible .NET solution with explicit F# or C# language choice, SDK selection, project layout, test project setup, and initial validation commands.
Guide Core Image implementation and repair across CIImage processing graphs, CIContext rendering, built-in and custom filters, RAW development, color management, HDR, regions of…
Plan, build, test, and diagnose server-side Swift persistence, database, ORM, model, migration, query, transaction, and repository work for Vapor, Hummingbird, Fluent, and SwiftPM…
Guide tvOS media playback: AVKit-first player choice, custom escalation, remote commands, Now Playing, and validation.
Plan, implement, review, and validate Apple-platform localization with Xcode String Catalogs. Use for .xcstrings setup, localizable SwiftUI and Foundation text, string tables,…
Operate security tools through an AI agent with explicit authority and evidence boundaries. Use when an agent may invoke local CLIs, GUI apps, browser automation, MCP servers,…
Plan, implement, test, and diagnose Leaf-rendered Vapor sites and HTML email with typed contexts, layouts, partials, custom tags, escaping, accessibility, assets, caching, and…
Maintain Java-only Android projects and Kotlin/Java interoperability inside Android apps or libraries, including Java source sets, AndroidX Java APIs, annotations, nullability,…
Plan supervised fine-tuning, LoRA, QLoRA, or full-parameter training with reproducible evaluation gates.
Use Cutter for interactive Rizin-backed binary analysis and Rizin CLI for repeatable inspection, queries, scripts, and exports.
Plan, build, and validate Slack workspace apps with OAuth, Events API, interactivity, slash commands, modals, and Socket Mode.
Choose SwiftSyntax, compiler, SourceKit, SourceKitten, IndexStoreDB, or SourceKit-LSP by information and project model.
Implement Kotlin-first Android app or library changes, including activities, fragments, services, receivers, Compose UI, XML/AppCompat UI, AndroidX, lifecycle-aware coroutines,…
Sync guidance for an Apple .xcworkspace with Apps and Packages. Use to audit root guidance, app projects, local package wiring, XcodeGen settings, and service boundaries; not for…
Plan and implement experimental Metal neural-rendering paths with MetalFX, Metal 4 machine-learning passes, Metal tensors, and Metal Performance Primitives.
Benchmark model runtimes across latency, throughput, memory, energy, load time, size, and stability. Use when comparing Core AI, Core ML, MLX, ExecuTorch, PyTorch, quantization,…
Review, design, or repair Swift APIs for Swifty naming, call-site ergonomics, access control, typed result shapes, human-friendly errors, and consistency across sibling symbols.
Match Apple binaries, dSYMs, BCSymbolMaps when applicable, crash reports, IPS logs, panic excerpts, and static-analysis databases by UUID, architecture, load address, and exact…
Build or refactor a Swift package API on top of SwiftASB without leaking raw app-server wire models, while keeping live Codex probes opt-in, isolated, timeout-bounded, and…
Bootstrap a new native Apple app project for macOS, iOS, or iPadOS when the user wants to start, begin, create, or bootstrap an Xcode app project.
Compatibility workflow surface for broad or legacy Swift Package Manager execution requests. Use when older references still point at swift-package-workflow and route the request…
Guide Core Animation layer-backed rendering and animation decisions for Apple apps, including CALayer trees, layer-backed AppKit and UIKit views, SwiftUI bridges, implicit and…
Align Python formatting, linting, type checking, pytest configuration, dependency groups, local tooling, and CI validation around uv without overriding repo-local conventions.
Add and verify privacy-aware Apple unified logging and signposts in macOS, iOS, and related Apple apps.
Correlate suspicious macOS process, file, network, permission, and log activity. Use for unexpected processes, child execution, downloads, open files, DNS/connections, privacy…
Design, implement, validate, and troubleshoot App Intents, App Entities, App Shortcuts, and system-surface integrations.
Choose the right Python project shape before implementation, including uv project versus workspace layout, package, CLI, FastAPI, FastMCP, testing, packaging, tooling, and…
Build a native Apple VoIP calling app by separating CallKit or LiveCommunicationKit, PushKit, AVFAudio, SIP or WebRTC transport, and call-state ownership.
Compare base, adapter, merged, quantized, converted, or intervention-derived checkpoints. Use when selecting an artifact, investigating regression, verifying packaging, or…
Design a reproducible model experiment with hypotheses, controls, baselines, metrics, budgets, provenance, artifacts, and stop conditions.
Classify compiled artifacts before deeper reverse engineering. Use when Codex needs to inspect an unknown or mixed artifact set such as binaries, app bundles, frameworks, dylibs,…
Choose the right Apple platform game-development stack before implementation. Use when Codex needs to route a game task across SpriteKit, SceneKit, RealityKit, Metal, GameplayKit,…
Design and maintain explicit F# and C# boundaries in mixed .NET solutions, including project references, public API shape, async/task interop, nullability, options, records, and…
Guide Apple camera discovery, device and format configuration, focus, exposure, white balance, zoom, torch, stabilization, rotation, photo capture, RAW, Live Photos, depth and…
Guide Swift Testing, XCTest, XCUITest, XCUIAutomation-oriented mechanics, xctestplan matrices, accessibility-verification follow-through, test filtering, retries, diagnostics, and…
Evaluate tool selection, arguments, schemas, execution, observation use, recovery, and side effects. Use when comparing tool-capable checkpoints, prompts, parsers, agent loops,…
Author and review DocC content for Swift package and Xcode app or framework repositories, including symbol comments, articles, extension files, landing pages, topic groups, and…
Route an ambiguous cybersecurity request before tools run. Use for suspicious files, links, messages, host behavior, malware questions, vulnerability reports, authorized pentests,…
Design or repair Swift data modeling and data pipelines using functional, composable, monadic flows with Optional, Result, throws, async throws, AsyncSequence, map, flatMap,…
Guide Apple Game Controller framework input work for games. Use when Codex works on GCController, GCDevice, extended gamepad mappings, virtual controllers, keyboard and mouse game…
Inventory and correlate exact-build Apple kernel, kernel collection, KDK, panic, boot-chain, device-tree, IPSW, restore-image, LocalPolicy, SSV, AuxKC, personalization, and…
Inspect and maintain server-side JVM build tooling across Gradle, Maven, and SBT, including wrapper policy, Java toolchains, dependencies, multi-module boundaries, local run…
Triage a suspected cybersecurity incident across endpoints, identities, applications, services, cloud resources, networks, or data.
Inspect, map, extract from, or compare Apple dyld shared caches and subcaches while preserving cache-native identity and addresses.
Inspect macOS persistence and recurring execution without deleting evidence. Use for suspicious login items, background items, launch agents or daemons, system or network…
Audit guidance across README.md, AGENTS.md, maintainer docs, and discovery mirrors in an existing skills-export repository.
Choose the right .NET project shape before implementation, including F# versus C# language choice, solution layout, validation commands, package boundaries, and documentation…
Diagnose .NET SDK, restore, build, test, package, target framework, F# compile-order, C# analyzer, and project-reference failures with concrete next checks.
Guide safe Final Cut Pro libraries, events, projects, media imports, proxy and optimized-media decisions, timeline edits, roles, captions, shares, and Compressor/Motion handoffs.
Guide Apple platform typography decisions and implementation across SwiftUI Font, UIKit UIFont, AppKit NSFont, San Francisco system fonts, SF Pro, SF Compact, SF Mono, SF Pro…
Assess a suspected macOS security threat using exact host, artifact, and platform evidence. Use for suspicious apps, packages, processes, prompts, downloads, profiles, extensions,…
Test an explicitly authorized web application or API using current OWASP guidance and bounded manual or automated checks.