A complete 2026 guide to implementing dark mode in React Native with Expo — from useColorScheme and NativeWind v4 to persistent theme switching, expo-system-ui, status bar tinting, and avoiding the splash-screen color flash.
expo-av is gone in SDK 55 — expo-audio is the replacement. Learn the new hook-based API, recording, background playback, and how to migrate without breaking your app.
Migrate from expo-av to expo-video in 2026: useVideoPlayer hook, HLS streaming, picture-in-picture, background audio, subtitles, and the gotchas that trip up most migrations.
A complete 2026 tutorial on building production-grade bottom sheets in React Native with @gorhom/bottom-sheet and Reanimated. Snap points, modals, scrollable content, keyboard handling, accessibility, and a full filter-sheet example for Expo apps.
react-native-mmkv v4 is now a Nitro Module - synchronous, JSI-backed, and roughly 30x faster than AsyncStorage. This 2026 guide covers how MMKV works, real benchmark numbers, install steps for Expo and bare React Native, encryption, and a complete AsyncStorage migration path.
FlashList v2 is a ground-up rewrite of Shopify's high-performance list for React Native's New Architecture. No size estimates, JS-only, pixel-perfect scrolling, and new hooks like useRecyclingState. Complete Expo guide, v1 migration walkthrough, and head-to-head comparison vs FlatList in 2026.
Learn React Native Skia from scratch — GPU-accelerated drawing, Reanimated animations, custom SkSL shaders, image filters, and gesture-driven graphics with full Expo support.
Learn how to reduce your React Native Expo app size by 30–70% using Expo Atlas bundle analysis, Metro tree shaking, image optimization, Android App Bundles, and CI monitoring. Practical guide with working code examples.
Learn how to build high-performance, interactive charts in React Native using Victory Native and Expo. Covers line, bar, area, and pie charts with tooltips, animations, and production performance tips.
Ship bug fixes and features to your React Native app instantly with EAS Update. Covers setup, runtime versioning, gradual rollouts, instant rollbacks, code signing, and CI/CD automation with EAS Workflows.
Learn how to capture photos, pick images from the gallery, and build a barcode scanner in React Native using expo-camera and expo-image-picker. Includes permissions handling, Vision Camera comparison, and troubleshooting tips for Expo SDK 55.
Learn how to add in-app purchases and subscriptions to your React Native Expo app. Compares RevenueCat and expo-iap with full code examples, paywall UI, store configuration, testing, and subscription lifecycle management.