Apple Ecosystem Series
5 essays on shipping SwiftUI apps across Apple platforms in 2026: App Intents for Apple Intelligence, MCP for cross-LLM agents, Liquid Glass for the visual layer, five-platform deployment patterns, and HealthKit integration. Drawn from production code in Water, Get Bananas, and Return.
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Liquid Glass in SwiftUI: Three Patterns From Shipping Return on iOS 26
Apple's Liquid Glass is a one-line SwiftUI API. Three patterns from Return go beyond .glassEffect(): glass on text via Core Text glyph paths, mirror r...
Five Apple Platforms, Three Shared Files: How Return Actually Ships Cross-Platform SwiftUI
Return runs on iPhone, iPad, Mac, Apple Watch, and Apple TV. Three Swift files are shared across all five targets out of 40 total. The rest is duplica...
HealthKit + SwiftUI on iOS 26: Authorization, Sample Types, and Cross-Platform Patterns From Shipping Two Apps
Real production patterns from Water (water tracking, HKQuantitySample) and Return (mindful sessions, HKCategorySample). Permission UX, async wrappers,...
Two Agent Ecosystems, One Shopping List: An MCP Server Living Alongside an iOS App
Get Bananas runs on iOS, macOS, watchOS, visionOS. It also lives inside Claude Desktop as an MCP server. The bridge is iCloud Drive plus a JSON file.
App Intents Are Apple's New API to Your App
I shipped an App Intent in Water on Feb 8, 2026. Here's what Apple Intelligence wants from third-party apps, and why App Intents matter.