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Found 556 Skills
Android APK unpacking and resource extraction tool for reverse engineering. Use when you need to decode APK files, extract resources, examine AndroidManifest.xml, analyze smali code, or repackage modified APKs.
Kotlin programming for Android, coroutines, and JVM development. Use for .kt files.
Jetpack Compose UI standards for beautiful, sleek, minimalistic Android apps. Enforces Material 3 design, unidirectional data flow, state hoisting, consistent theming, smooth animations, and performance patterns. Use when building or reviewing Compose UI code to ensure modern, user-friendly, fast-loading interfaces that are standard across all apps.
Mobile SSL pinning bypass playbook. Use when intercepting HTTPS traffic from mobile applications that implement certificate pinning, public key pinning, or SPKI hash pinning on Android and iOS, including React Native, Flutter, and Xamarin frameworks.
Use this skill when modeling subscriptions through RevenueCat's object model on Android. Covers Offerings, Packages, StoreProduct, SubscriptionOption, PricingPhase, and how they map to Google Play's Subscription, Base Plan, and Offer hierarchy.
Guides integration of the Horizon Platform SDK for Meta Quest and Horizon OS Android/Kotlin apps — achievements, IAP, users, leaderboards, presence, notifications, abuse reporting, entitlements, asset files, application lifecycle, consent, device integrity, language packs, user age categories, and rate and review. Covers setup, initialization, API usage, data types, error handling, and best practices for all 17 public platform SDK packages.
Android APK decompiler that converts DEX bytecode to readable Java source code. Use when you need to decompile APK files, analyze app logic, search for vulnerabilities, find hardcoded credentials, or understand app behavior through readable source code.
Android app signing, keystores, and Play App Signing setup. Use when configuring signing for new apps or migrating to Play App Signing.
Google Play Store compliance and review readiness for Android apps. Use when preparing Play Console submissions, validating policies, data safety, permissions, ads, IAP, store listing accuracy, and reviewer notes.
Guides the agent through upgrading a Capacitor plugin to a newer major version. Supports upgrades from Capacitor 4 through 8, including multi-version jumps. Covers automated upgrade via official migration tools, Android SDK targets, Gradle configuration, Java/Kotlin versions, iOS deployment targets, and manual step-by-step fallback for each version. Do not use for app project upgrade or non-Capacitor plugin frameworks.
Dump DEX files from a running Android app for unpacking/deobfuscation. Activate when the user wants to unpack an Android APK, dump DEX from memory, extract decrypted DEX files, or defeat class-loading packing.
Use this skill when your backend needs to read or update RevenueCat state on Android. Covers the RevenueCat REST API (v1 subscribers endpoint, grant/revoke entitlements, attributes), secret vs public SDK API key usage, and why you do not build a receipt verification backend with RevenueCat.