Build macOS Apps plugin for Codex
macOS development workflows for discovering local projects, building and running desktop apps, implementing native SwiftUI scenes, bridging into AppKit when necessary, adding lightweight Logger telemetry, triaging test failures, inspecting signing and entitlements, and debugging desktop-specific build or runtime errors.
How to install Build macOS Apps in Codex
codex plugin add build-macos-apps@openai-curatedCommand format from the Codex CLI reference (codex plugin add <plugin[@marketplace]>); openai-curated is the marketplace name in OpenAI's catalog file. You need to be signed in to Codex. Source: Codex CLI reference.
Or in Codex CLI type /plugins and pick it from the OpenAI curated marketplace; in the ChatGPT desktop app, open the Plugins tab. Start a new session afterwards so the plugin's skills and tools load. (OpenAI plugin docs)
What it contains
Skills (11)
appkit-interop— Bridge macOS SwiftUI into AppKit narrowly. Use when implementing representables, reaching NSWindow or panels, handling menus, or using the responder chain.build-run-debug— Build, run, and debug macOS apps with shell-first Xcode and Swift workflows. Use when launching apps or diagnosing build, startup, or runtime failures.liquid-glass— Implement and review macOS SwiftUI Liquid Glass UI. Use when adopting system glass, removing conflicting custom chrome, or building glass surfaces.packaging-notarization— Prepare macOS packaging and notarization workflows. Use when archiving apps, validating bundles, or explaining distribution-only failures.signing-entitlements— Inspect macOS signing, entitlements, and Gatekeeper issues. Use when diagnosing code signing, sandbox, hardened runtime, or trust failures.swiftpm-macos— Build, run, and test SwiftPM macOS packages and executables. Use when the repo is package-first or has no Xcode project.swiftui-patterns— Build macOS SwiftUI scenes and components with desktop patterns. Use when shaping windows, commands, toolbars, settings, split views, or inspectors.telemetry— Add and verify lightweight macOS runtime telemetry. Use when wiring Logger events or inspecting logs for windows, sidebars, menus, and actions.test-triage— Triage macOS tests across Xcode and SwiftPM. Use when narrowing failures, explaining assertions or crashes, or separating setup from regressions.view-refactor— Refactor macOS SwiftUI views and scenes into stable structure. Use when splitting large views, tightening scene state, or narrowing AppKit escapes.window-management— Customize macOS SwiftUI windows and scene behavior. Use when tuning window chrome, drag regions, placement, restoration, launch behavior, or borderless windows.
Slash commands (3)
/build-and-run-macos-app/fix-codesign-error/test-macos-app
Example prompts from the manifest
- Build/refactor native macOS UI, inspect AppKit interop, add telemetry, or debug a macOS app
About this listing
Build macOS Apps is in OpenAI's official curated Codex plugin catalog, published by OpenAI. It shows up in the Codex CLI plugin browser (/plugins) and in the ChatGPT desktop app's Plugins tab. The catalog lists it for the Codex product only. From its files we found 11 skills, 3 slash commands. The manifest says version 0.1.4. It's one of 79 listings in the Developer Tools category.
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Build macOS Apps FAQ
How do I install Build macOS Apps in Codex?
Run codex plugin add build-macos-apps@openai-curated (format from the Codex CLI reference). Or in Codex CLI type /plugins and pick it from the OpenAI curated marketplace; in the ChatGPT desktop app, open the Plugins tab. Start a new session afterwards so the plugin's skills and tools load.
Is Build macOS Apps an official Codex plugin?
Yes. Build macOS Apps is in OpenAI's official curated Codex plugin catalog (marketplace openai-curated), published by OpenAI. It appears in the Codex CLI plugin browser and the ChatGPT desktop app's Plugins tab.
What does Build macOS Apps include?
From its files in OpenAI's plugin repo, Build macOS Apps includes 11 skills, 3 slash commands: appkit-interop, build-run-debug, liquid-glass, packaging-notarization, signing-entitlements, swiftpm-macos….
Details
- Type
- Plugin
- Category
- Developer Tools
- Source
- Official OpenAI curated
- Publisher
- OpenAI
- Version
- 0.1.4
- License
- MIT
- Sign-in
- Asks you to connect/sign in when you install it
- Availability
- Codex only (per the catalog's products field)
- Keywords
- macos, swift, swiftui, appkit, xcode, swiftpm, debugging, codesign, logging, telemetry, oslog
- Source
- https://github.com/openai/plugins/tree/main/plugins/build-macos-apps
- Website
- https://openai.com/
- Listed in
- OpenAI catalog file
- Tested by CodexStacks
- Not yet
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For maintainers: badge and embeds
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Markdown
[](https://codexstacks.com/p/build-macos-apps/)HTML
<a href="https://codexstacks.com/p/build-macos-apps/"><img src="https://codexstacks.com/badge.svg" alt="Listed on CodexStacks" width="172" height="28"></a>Embed card (static HTML and inline CSS, no JavaScript). Preview:
<a href="https://codexstacks.com/p/build-macos-apps/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #3a2c26;border-radius:12px;background:#0d0b0a;color:#f3ece6;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#f3ece6">Build macOS Apps</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#b5a9a1">Official Codex plugin · 11 skills, 3 slash commands</span><span style="display:block;margin:0 0 10px;color:#ddd3cc">macOS development workflows for discovering local projects, building and running desktop apps, implementing native…</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>Markdown summary
**[Build macOS Apps on CodexStacks](https://codexstacks.com/p/build-macos-apps/)**: Official Codex plugin with 11 skills, 3 slash commands. Install: `codex plugin add build-macos-apps@openai-curated`More on badges, embeds and keeping your listing up to date: CodexStacks for plugin authors.
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