Headless Xcode: From Prompt to Simulator with MCP
Use Xcode 27's headless MCP server and Apple's agent skills to build, preview, and verify an iOS app
Artem Novichkov
Bearded iOS developer 👨🏻💻
Latest posts
Preview Multiple SwiftUI View States with #Preview(arguments:)
Use Xcode 27 to render named SwiftUI states as independently selectable Canvas variants
Using SwiftUI’s ContentBuilder with Non-View Types
Using SwiftUI’s result builder to assemble a type-safe deep-link router.
Building a custom DynamicProfileModifier in Foundation Models
Build a reusable economy mode modifier that switches a session on device, caps responses, and trims history
Using Claude with Apple Foundation Models
Bringing frontier models to LanguageModelSession with model selection and BYOK
Task Names in Swift Concurrency
Name Swift tasks for clearer debugging and profiling
Tracking token usage in Foundation Models
Measuring instructions, prompts, and transcripts against the context window
Highlighting code blocks in Markdown with SwiftSyntax
A practical guide to highlighting Swift code
Rendering Markdown in SwiftUI
Learn how to render Markdown in SwiftUI using Text and AttributedString
Foundation Models profiling with Xcode Instruments
Learn how to profile and optimize Foundation Models performance using Xcode Instruments
Working with partially generated content in Xcode previews
Learn how to use Foundation Models guided generation in Xcode previews
Handling WebView navigation in SwiftUI
Learn how to handle navigation in WebView and WebPage
Using WebKit to load web content in SwiftUI
Learn how to use WebView and WebPage to load and save web content
Getting Started with Apple's Foundation Models
Learn how to use Foundation Models in iOS apps
Cook up 3D charts with Swift Charts
Learn how to use Chart3D from iOS 26.0
Using Model Context Protocol in iOS apps
Learn how to implement MCP client with SwiftUI and Anthropic API
Demystifying Picture in Picture on iOS
A deep dive into using PiP mode.
Creating MCP Servers in Swift
Learn how to create a Model Context Protocol server in Swift
How to inspect .ipa files and secure your iOS app from common mistakes
Improve your app security with 3 simple rules
Music recognition with ShazamKit
Bring music recognition to your apps with ShazamKit
Drawing maps with Swift Charts
Drawing Kazakhstan map with Swift Charts
Xcode Library customization with SPM plugin
Learn how to extend Xcode Library with Swift Package Manager plugin
Creating ML models with Create ML
Learn how to create machine learning models with Create ML
Working with Natural Language framework
Learn how to use the Natural Language framework to analyze text in real time
Mastering TextEditor in SwiftUI: Features, Limitations, and Tips
Discover the capabilities and limitations of SwiftUI's TextEditor and how to extend its functionality.
Github contribution graph with Swift Charts
Recreation of the contribution graph from GitHub using Swift Charts
Remove background from image in SwiftUI
Recreation of photo cutout feature from Telegram in SwiftUI
Implementing spoilers in SwiftUI
Recreation of spoiler feature from Telegram in SwiftUI
Async/await for existing iOS apps
Using new concurrency model with SwiftUI apps
Guide for UIKeyboardLayoutGuide
Working with new iOS 15 API for keyboard avoidance
AsyncImage. Loading images in SwiftUI
Working with AsyncImage in iOS 15: placeholders, errors, success!
Bluetooth and SwiftUI. Developing app for RGB stripe control
Dev journey about working with Bluetooth, SwiftUI, and Combine
Implementing custom popups in SwiftUI
How to make custom popups with reusable showing in SwiftUI
Using result builders for action sheets in SwiftUI
Make SwiftUI sheets more declarative with result builders
Working with web content offline in SwiftUI apps
Three out-of-box ways to show web content offline. Of course, with SwiftUI examples
Sheet happens. Working with modal views in SwiftUI
My experience with sheets in SwiftUI based on developing pet projects
Developing Xcode Extensions. Tips and tricks
Xcode Extension for ray.so code sharing service
Custom @Environment value for share actions
Showing share actions in SwiftUI style