Testing skills

This skill helps you write type-safe TypeScript tests, configure ts-jest and Vitest, and create typed mocks and type-checking test utilities.

This skill helps you debug concurrent rendering by creating deterministic replay harnesses, isolating boundaries, and tracing render phases for reproducible

This skill evaluates Claude Skills for quality and structure, delivering actionable recommendations to improve reliability and compliance.

This skill helps you build and manage browser automation with the Kernel Python SDK, enabling server-side Playwright execution and remote browser control.

This skill helps you master Vue.js fundamentals by guiding component architecture, reactivity, templates, directives, and lifecycle through practical exercises.

This skill helps you architect iOS native apps with Swift and SwiftUI, emphasizing MVVM, async/await, testing, and App Store compliant UX.

This skill provides production-grade FastAPI best practices for project structure, async concurrency, validation, DI, and database patterns to improve

This skill helps you write robust tests by emphasizing integration tests, real fixtures, and regression coverage while mocking external services.

This skill helps you build production-ready Vue 3 apps with Naive UI, FSD, TypeScript, and solid architecture for maintainable code.

This skill provides detailed guidance on Django concepts such as auth, class-based views, forms, and database operations.

This skill guides you through building multi-step agents with ToolLoopAgent, safety patterns, MCP, and RAG using Vercel AI SDK 6.

This skill helps you test and strengthen AI safety filters by simulating bypass techniques and guiding responsible disclosure.

This skill helps you architect production React Native apps with Expo, navigation, native modules, and offline-first patterns for robust mobile solutions.

This skill helps you implement a robust external API adapter with timeouts, bounded retries, idempotency, and error mapping for reliable integrations.

This skill helps you build concurrent-safe forms with predictive validation, debounced updates, and accessible error messaging for responsive UX.

This skill helps you understand basic skill structures and templates, guiding you through creation, testing, and iterative debugging.

This skill sets up a robust Android CI workflow in GitHub Actions to run unit and instrumented tests efficiently.

This skill identifies missing reference files for rules in Quick Reference and explains impact on validation.

This skill coordinates end-to-end planning and execution of complex requests by assembling an agent team, breaking work into tasks, and ensuring verification.

This skill creates a concise, executable plan from a user prompt, outlining scope, steps, validation, risks, and open questions.

This skill coordinates OpenSpec spec implementation by dispatching fresh subagents, executing sequentially with clean contexts, and archiving each spec.