250 free skills · page 4 of 5
Mobile skills
Skills for mobile development — Swift/iOS, Kotlin/Android, Flutter, and React Native patterns and testing.
Real files from public repositories — hand-curated, never invented. Sorted by installs.
4 / 5page
swift-stylejohnrogers/claude-swift-engineeringSwift code style conventions for clean, readable code. Use when writing Swift code to ensure consistent formatting, naming, organization, and idiomatic patterns.Mobile1.5k
build-perf-baselinedotnet/skillsEstablish build performance baselines and apply systematic optimization techniques. USE FOR: diagnosing slow builds, establishing before/after measurements (cold, warm, no-op scenarios), applying optimization strategies like MSBuild Server, static graph builds, artifacts output, and dependency graph trimming. Start here before diving into build-perf-diagnostics, incremental-build, or build-parallelism. DO NOT USE FOR: non-MSBuild build systems, detailed bottleneck analysis (use build-perf-diagnostics after baselining).Mobile1.5k
rev-dex-dumperp4nda0s/reverse-skillsDump 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.Mobile1.5k
ios-swift-developmentaj-geddes/useful-ai-promptsBuild high-performance native iOS applications using Swift with modern frameworks including SwiftUI, Combine, and async/await patterns.Mobile1.5k
postbridge-social-growthgiulioco/skillsOrganic social media growth coach using the Post Bridge methodology (500M+ views, 132K+ downloads, $33K+ revenue). Act as a personalized growth coach for apps, products, and businesses seeking organic traffic from TikTok and Instagram short-form video. Use when users ask about growing on TikTok/Instagram, creating viral content, getting more views organically, converting social media views to app downloads or customers, warming up new social accounts, finding winning content formats, or scaling organic social media presence. Also use when users need help with social media bios, content-market fit, trend riding, or building a repeatable content system without paid ads.Mobile1.5k
kotlin-tooling-java-to-kotlinkotlin/kotlin-agent-skillsConvert Java source files to idiomatic Kotlin using a disciplined 4-step conversion methodology with 5 invariants checked at each step. Supports framework-aware conversion that handles annotation site targets, library idioms, and API preservation.Mobile1.5krev-u3d-dumpp4nda0s/reverse-skillsDump Unity IL2CPP symbols from iOS/Android builds. Extract method names, addresses, and type info from IL2CPP binaries and global-metadata.dat, then generate IDA/Ghidra import scripts.Mobile1.5k
kotlin-multiplatformvitorpamplona/amethystExpert guidance for KMP architecture in Amethyst - deciding what to share vs keep platform-specific.Mobile1.4k
apollo-kotlinapollographql/skillsApollo Kotlin is a strongly typed GraphQL client that generates Kotlin models from your GraphQL operations and schema, that can be used in Android, JVM, and Kotlin Multiplatform projects.Mobile1.4k
gesture-patternsowl-listener/designer-skillsDesign gesture interactions for touch and pointer — swipe, drag, long-press, and their discoverability. Use when input is gestural. For OS-standard gestures on iOS and Android, use platform-conventions (ui-design).Mobile1.4kandroid-kotlin-developmentaj-geddes/useful-ai-promptsBuild robust native Android applications using Kotlin with modern architecture patterns, Jetpack libraries, and Compose for declarative UI.Mobile1.4ktest-scenarioowl-listener/designer-skillsWrite realistic usability task scenarios with success criteria and facilitation notes. Use when you have a study and need the tasks. For the surrounding study design, use usability-test-plan (design-research).Mobile1.4k
interactive-portfoliosickn33/agentic-awesome-skillsExpert in building portfolios that actually land jobs and clients -Mobile1.4kkotlin-tooling-cocoapods-spm-migrationkotlin/kotlin-agent-skillsMigrate KMP projects from CocoaPods (kotlin("native.cocoapods")) to Swift Package Manager (swiftPMDependencies DSL) — replaces pod() with swiftPackage(), transforms cocoapods. imports to swiftPMImport., and reconfigures the Xcode project.Mobile1.3k
market-research-reportsk-dense-ai/scientific-agent-skillsBuild evidence-traceable market research reports and assumption-driven market sizing or forecast scenarios. Use for market definition, industry and customer evidence, competitive landscapes, TAM/SAM/SOM reconciliation, forecast sensitivity, and auditable report scaffolds.Mobile1.3k
limrun-android-emulatorlimrun-inc/skillsDrive an app running on a Limrun cloud Android emulator: install an APK, launch and terminate apps with crash reports, tap, type, read the UI element tree, screenshot, record video, inject microphone audio, shape network bandwidth, and use adb over the CLI's tunnel for logcat, files, and shell. Use after a build (from limrun-gradle or any builder) when the user wants to see, test, or interact with their app on an emulator, or says 'show me a screenshot', 'tap', 'run it on the emulator', 'check logcat', or 'record a video'. To build the APK or AAB first, use limrun-gradle.Mobile1.3k
stylesandroid/skillsUse this skill to integrate the Jetpack Compose Styles API into an AndroidMobile1.3kbiopythonk-dense-ai/scientific-agent-skillsComprehensive molecular biology toolkit. Use for sequence manipulation, file parsing (FASTA/GenBank/PDB), phylogenetics, and programmatic NCBI/PubMed access (Bio.Entrez). Best for batch processing, custom bioinformatics pipelines, BLAST automation. For quick lookups use gget; for multi-service integration use bioservices.Mobile1.3k
sosuminshipster/sosumi.aiFetches Apple documentation as Markdown via Sosumi. Use for Apple API reference, Human Interface Guidelines, WWDC transcripts, and external Swift-DocC pages.Mobile1.3kggetk-dense-ai/scientific-agent-skillsFast CLI/Python queries to 20+ bioinformatics databases. Use for quick lookups: gene info, BLAST/BLAT, viral sequence downloads, AlphaFold structures, enrichment analysis, OpenTargets, COSMIC, CELLxGENE, and 8cube mouse specificity/expression data. Best for interactive exploration and simple queries. For batch processing or advanced BLAST use biopython; for multi-database Python workflows use bioservices.Mobile1.3kplay-billing-library-version-upgradeandroid/skillsUse this skill when upgrading or migrating an Android project from anyMobile1.3k
flutter-layoutflutter/skillsHow to build your app's layout using Flutter's layout widgets and constraint systemMobile1.3k
macos-spm-app-packagingdimillian/skillsScaffold, build, and package SwiftPM-based macOS apps without an Xcode project. Use when you need a from-scratch macOS app layout, SwiftPM targets/resources, a custom .app bundle assembly script, or signing/notarization/appcast steps outside Xcode.Mobile1.2k
capacitor-pluginscapawesome-team/skillsGuides the agent through installing, configuring, and using Capacitor plugins from six sources — official Capacitor plugins, Capawesome plugins, Capacitor Community plugins, Capacitor Firebase plugins, Capacitor MLKit plugins, and RevenueCat plugins. Covers installation, platform-specific configuration (Android and iOS), and basic usage examples. Do not use for migrating Capacitor apps or plugins to a newer version, setting up Capacitor Live Updates, or non-Capacitor mobile frameworks.Mobile1.2kcompose-expertvitorpamplona/amethystAdvanced Compose Multiplatform UI patterns for shared composables. Use when working with visual UI components, state management patterns (remember, derivedStateOf, produceState), recomposition optimization (@Stable/@Immutable visual usage), Material3 theming, custom ImageVector icons, or determining whether to share UI in commonMain vs keep platform-specific. Delegates navigation to android-expert/desktop-expert. Complements kotlin-expert (handles Kotlin language aspects of state/annotations).Mobile1.2kflutter-performanceflutter/skillsOptimize the performance of your Flutter appMobile1.2k
axiom-apple-docscharleswiltgen/axiomUse when ANY question involves Apple framework APIs, Swift compiler errors, or Xcode-bundled documentation. Covers Liquid Glass, Swift 6.2 concurrency, Foundation Models, SwiftData, StoreKit, 32 Swift compiler diagnostics.Mobile1.2k
mapbox-ios-patternsmapbox/mapbox-agent-skillsOfficial integration patterns for Mapbox Maps SDK on iOS. Covers installation, adding markers, user location, custom data, styles, camera control, and featureset interactions. Based on official Mapbox documentation.Mobile1.1kflutter-themingflutter/skillsHow to customize your app's theme using Flutter's theming systemMobile1.1k
agent-orchestrationyonatangross/orchestkitAgent orchestration patterns for agentic loops, multi-agent coordination, alternative frameworks, and multi-scenario workflows. Use when building autonomous agent loops, coordinating multiple agents, evaluating CrewAI/AutoGen/Swarm, or orchestrating complex multi-step scenarios.Mobile1.1k
test-casesstellarlinkco/myclaudeThis skill should be used when generating comprehensive test cases from PRD documents or user requirements. Triggers when users request test case generation, QA planning, test scenario creation, or need structured test documentation. Produces detailed test cases covering functional, edge case, error handling, and state transition scenarios.Mobile1.1kmapbox-android-patternsmapbox/mapbox-agent-skillsOfficial integration patterns for Mapbox Maps SDK on Android. Covers installation, adding markers, user location, custom data, styles, camera control, and featureset interactions. Based on official Mapbox documentation.Mobile1.1kflutter-animationflutter/skillsAdd animated effects to your Flutter appMobile1.1k
swiftui-design-principlesarjitj2/swiftui-design-principlesDesign principles for building polished, native-feeling SwiftUI apps and widgets. Use this skill when creating or modifying SwiftUI views, iOS widgets (WidgetKit), or any native Apple UI. Ensures proper spacing, typography, colors, and widget implementations that look and feel like quality apps rather than AI-generated slop.Mobile1.1kflutter-routing-and-navigationflutter/skillsMove between or deep link to different screens or routes within a Flutter applicationMobile1.1kflutter-state-managementflutter/skillsManage state in your Flutter applicationMobile1.1kflutter-architectureflutter/skillsUse the Flutter team's recommended app architectureMobile1.1k
kotlin-coroutines-structured-concurrencychrisbanes/skillsUse when writing or reviewing Kotlin code that stores CoroutineScope, launches from init/non-suspending APIs, calls runBlocking, or catches broad exceptions around suspend calls.Mobile1.1kkotlin-flow-state-event-modelingchrisbanes/skillsUse when writing or reviewing Kotlin Flow state and event APIs with StateFlow, MutableStateFlow.update, SharedFlow, Channel, stateIn, SharingStarted, .value, receiveAsFlow, one-shot events, or sentinel initial values.Mobile1.1kkotlin-multiplatform-expect-actualchrisbanes/skillsUse when designing Kotlin Multiplatform expect/actual or interface boundaries for platform services, native SDKs, source sets, Compose Multiplatform UI, permissions, files, settings, sensors, or platform interop.Mobile1.0kcompose-stability-diagnosticschrisbanes/skillsUse when writing or reviewing Jetpack Compose parameter stability, compiler reports, skippability, unstable UI state classes, collection parameters, or Kotlin 2.0+ strong skipping behavior.Mobile1.0k
create-appwondelai/skillsGuided journey from a raw app idea to a validated, cleanly architected first version that ships on a sustainable cadence. Orchestrates ten skills phase by phase - lean-startup, design-sprint, clean-architecture, domain-driven-design, clean-code, pragmatic-programmer, system-design, ios-hig-design, 37signals-way, software-design-philosophy - asking the user questions at every decision point and recording results in the project docs/ folder (PRODUCT.md, ARCHITECTURE.md, EXPERIMENTS.md, CREATE-APP-PLAN.md) so the journey resumes across sessions. Use when the user wants to build a new app, validate an idea before writing code, architect an MVP that will not need a rewrite, or says ''help me build my app the right way''. App already exists: use improve-app or grow-app. Business idea not yet validated: run create-business first. Marketing site only: use create-website. Architecture-only question: design-code-architecture. For one framework in isolation, invoke that skill directly.Mobile1.0k
react-native-tv-best-practicescallstackincubator/agent-skillsReviews React Native TV apps for focus/D-pad navigation, 10-foot UI layout, TV playback/DRM integration, low-memory TV performance, and TV accessibility. Use when building, debugging, or reviewing react-native-tvos, Expo TV, Amazon Vega/Kepler, or React Native web TV targets where the issue depends on remote input, TV focus, TV packaging, TV hardware, or TV playback constraints.Mobile1.0kappfunctionsandroid/skillsAnalyzes Android apps to identify key user workflows for AppFunctionsMobile1.0kflutter-app-sizeflutter/skillsMeasure and reduce the size of the Flutter app bundle, APK, or IPAMobile1.0k
capacitor-deep-linkingcap-go/capgo-skillsComplete guide to implementing deep links and universal links in Capacitor apps. Covers iOS Universal Links, Android App Links, custom URL schemes, and navigation handling. Use this skill when users need to open their app from links.Mobile1.0k
happyhorse-prompt-studiomodelstudioai/skillsInteractive prompt studio for HappyHorse 1.0 video generation. Guides users through scenario discovery with vivid examples, then assembles production-ready prompts in JP/CN/EN. Use when someone wants to create AI video content with HappyHorse but doesn't know where to start, or when they have a specific scenario and need a polished prompt. Covers manga drama, character PV, manga motion, virtual idol MV, and free-form scenarios.Mobile1.0kflutter-concurrencyflutter/skillsExecute long-running tasks in a background thread in FlutterMobile998flutter-localizationflutter/skillsConfigure your Flutter app to support different languages and regionsMobile994safe-area-handlingcap-go/capgo-skillsComplete guide to handling safe areas in Capacitor apps for iPhone notch, Dynamic Island, home indicator, and Android cutouts. Covers CSS, JavaScript, and native solutions. Use this skill when users have layout issues on modern devices.Mobile992flutter-http-and-jsonflutter/skillsMake HTTP requests and encode / decode JSON in a Flutter appMobile987flutter-databasesflutter/skillsWork with databases in a Flutter appMobile975flutter-native-interopflutter/skillsInteroperate with native APIs in a Flutter app on Android, iOS, and the webMobile965flutter-pluginsflutter/skillsBuild a Flutter plugin that provides native interop for other Flutter apps to useMobile961flutter-platform-viewsflutter/skillsAdd a native view into your Flutter appMobile959axiom-datacharleswiltgen/axiomUse when working with ANY data persistence, database, storage, CloudKit, migration, or serialization. Covers SwiftData, Core Data, GRDB, SQLite, Realm, CloudKit sync, file storage, Codable, migrations.Mobile892axiom-integrationcharleswiltgen/axiomUse when integrating ANY iOS system feature - Siri, Shortcuts, widgets, IAP, localization, privacy, alarms, calendar, reminders, contacts, background tasks, push notifications, timers. Covers App Intents, WidgetKit, StoreKit, EventKit, Contacts.Mobile890
flutter-ui-uxajianaz/skills-collectionCreate beautiful, responsive, and animated Flutter applications with modern design patterns and best practices.Mobile882flutter-environment-setup-macosflutter/skillsSet up a macOS environment for Flutter developmentMobile882
clean-architecturemindrally/skillsGuidelines for implementing Clean Architecture patterns in Flutter and Go applications, with emphasis on separation of concerns, dependency rules, and testability.Mobile882Other tasks
same rules, different job
