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Found 141 Skills
Build cross-platform VoIP calling apps with React Native using Telnyx Voice SDK. High-level reactive API with automatic lifecycle management, CallKit/ConnectionService integration, and push notifications. Use for mobile VoIP apps with minimal setup.
Framework (OSS). Folder structure for a new Expo app. Use when scaffolding or laying out a new Expo project with Expo Router, or deciding where a file should live in one. For new projects only — never restructure an existing app to match.
Expo React Native JavaScript best practices for clean code, functional components, performance optimization, and Expo Router navigation.
Expo and React Native done right. Expo Router, EAS Build, native modules, platform-specific patterns, and navigation.
Expert-level Dart, Flutter, mobile development, and cross-platform apps
Learn how to build and utilize a graph database within your Flutter applications using SQLite and the Drift package to model relationships between data.
Implement, review, or improve data visualizations using Swift Charts. Use when building bar, line, area, point, pie, or donut charts; when adding chart selection, scrolling, or annotations; when plotting functions with vectorized BarPlot, LinePlot, AreaPlot, or PointPlot; when customizing axes, scales, legends, or foregroundStyle grouping; or when creating specialized visualizations like heat maps, Gantt charts, stacked/grouped bars, sparklines, or threshold lines.
API reference: HealthKit. Query for HKHealthStore, HKQuantitySample, workouts, health data read/write.
Build and test iOS apps on simulator using XcodeBuildMCP. Use after making iOS code changes, before creating a PR, or when verifying app behavior and checking for crashes on simulator.
Apple Human Interface Guidelines for content display components.
Write, review, or improve Swift APIs using Swift API Design Guidelines for naming, argument labels, documentation comments, terminology, and general conventions. Use when designing new APIs, refactoring existing interfaces, or reviewing API clarity and fluency.
Build alternative browser engines using BrowserEngineKit. Use when developing a non-WebKit browser engine for iOS in the EU, managing web content rendering processes, configuring GPU and networking processes for browser functionality, checking device eligibility for alternative engines, or working with BrowserEngineKit entitlements.