AI Development
AI Development covers practical ways Swift developers can use artificial intelligence to build better software. From agentic coding and AI-assisted workflows to LLM-powered tooling and automation, these articles focus on real-world techniques you can apply in Swift, Xcode, and modern app development.
Core Data Agent Skill: Now available open-source
A Core Data Agent Skill for those who still write a lot of old-fashioned Core Data. While we can use SwiftData, my experience is that many projects still rely on the older framework. I'm one of those and have extensive knowledge on this framework, and even gave a talk on ...
SwiftUI Agent Skill: Build better views with AI
A SwiftUI Agent Skill that helps you build better views or refactor existing ones. It's the reality we're in today, and I honestly can't live without it anymore myself. Several skills helped me improve the code quality produced by agents, and I'm happy to introduce you to a new open-source ...
AI App Development: What I Learned in One Month
It was December 2025 when I started focusing on AI App Development. I started a new YouTube series, From App Idea to 10K MRR, found an app idea, and started building. While I used AI tools for a while, this was the first time I started using it for a ...
Fastlane alternative - Codemagic CLI toolsAre you tired of Ruby and Fastlane installation issues? There's got to be a better way! Discover Codemagic open source CLI tools. It is not a drop-in replacement for all of what Fastlane does (screenshots for example), but we use it at Codemagic to build and publish iOS and Android apps, also versioning and device provisioning. View on GitHub.
11 Things I learned after using AI Agents full-time
AI agents are my biggest friends these days. I'm even making jokes to my wife, saying that Arie and Ingrid (AI) are doing my work while we're having lunch. I've been developing apps since 2009, but I can't remember changing my workflow so much as in the past months after ...
Agent Skills explained: Replacing AGENTS.md with reusable AI knowledge
Agent Skills solves a common problem I have with AGENTS.md files across my projects. Every project that I'm working on has its own AGENTS file. Whenever I encounter an invalid AI output, I try to update my AGENTS file to prevent it from happening again. This mostly meant documenting coding ...
Icon Composer: Transforming an AI-generated icon
Icon Composer is Apple's recommended tool for generating app icons for all the latest OS versions. It's bundled with Xcode and lets you apply glass effects and a composition that aligns with the newest design. While working on my app for the From App Idea to 10K MRR YouTube Series, ...