Welcome to the Mobile Dev Weekly! We've curated the signal from the noise so you don't have to. Here are the must-read articles and trending libraries for the third week of January 2026.
💙 Flutter & Dart
Riverpod 3.0 & Architecture Stability Code With Andrea dropped a massive update on Riverpod 3.0 and migrating to Flutter 3.38. The key takeaway? The syntax is finally stabilizing. If you've been holding off on migration, now is the time.
- Trending Library: DonutWare/Fladder (⭐ 1.6k) - A Jellyfin frontend built with Flutter. A great example of how to build complex media apps with Dart.
- Must Read: The Top Ten Highlights from Flutter & Dart in 2025.
⚛️ React Native
The Definitive Guide to Testing Callstack released a comprehensive series on testing. From Unit to E2E for TV apps to Using AI to write tests, it's a goldmine for improving code quality in 2026.
- Tool of the Week: tailwindcss (⭐ 93k). Yes, it's still dominating. The v4 alpha is making waves in the RN ecosystem via NativeWind.
🍏 iOS & Swift
SwiftUI Navigation Solved?
Navigating in SwiftUI has always been... tricky. A new article on SwiftUI Navigation breaks down the NavigationStack vs NavigationSplitView dilemma beautifully.
- Design Tip: Check out Glassifying custom SwiftUI views by Majid. It brings that visionOS aesthetic to iOS.
- Library: Alamofire (⭐ 42k) released a major update for Swift 6 concurrency safety.
🤖 Android & Kotlin
Performance Season The Android Developers Blog wrapped up their "Performance Spotlight Week". The Leveling Guide for your Performance Journey is essential reading for anyone trying to shave off startup milliseconds.
- Security Alert: Hijacking Amazon EventBridge. A fascinating read from Square's engineering team on cloud security risks that mobile devs often overlook.
- New Tool: Maestro (⭐ 10k) continues to be the E2E testing darling for both Android and iOS.
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See you next week!