All Claude Code Skills

Use when building Python 3.11+ applications requiring type safety, async programming, or robust error handling. Generates type-annotated Python code, configures mypy in strict mode, writes pytest test suites with fixtures and mocking, and validates code with black and ruff.

Web-augmented agent for creating manufacturer skills and comprehensive tests. Use when adding or improving support for a manufacturer handler.

Testing AudioBash from the perspective of non-technical users, with focus on Electron, terminal emulation, and audio recording edge cases.

Analyze the current repo structure, build system, test setup, and conventions to provide a practical onboarding guide. Use when new to a codebase, joining a project, or wanting to understand how a repo is organized.

Implementer - fetches a GitHub issue, builds an implementation plan, then implements using TDD. Use when: implement, build this, code this, add this feature, TDD, test first, red green refactor, pick a task, next task, dev.

Add a new E2E test case to tests/e2e/prompts.yaml for LangSmith evaluation. Use when adding interaction pairs to test, covering new ANSM drug classes, or rebalancing eval coverage.

Automate browser testing, web scraping, and UI validation using Playwright MCP server for comprehensive browser automation.

Comprehensive verification for Rust projects. Runs cargo check, clippy, fmt, tests, coverage, and security audit in sequence.

Guidelines describing how to test the code. Use whenever writing new or updating existing code, for example after implementing a new feature or fixing a bug.

Run e2e and unit tests for Claude Inspector. Use after code changes to verify regressions.

Test-driven development workflow for React Native — Jest, React Native Testing Library, and Detox

Initiate coverage — generate both research note (.docx) and Excel model (.xlsx)

Jest is the industry-standard testing framework with 70% market share, providing a mature, battle-tested ecosystem for TypeScript projects. It offers comprehensive testing capabilities with built-in snapshot testing, mocking, and coverage reporting.

progressive_disclosure: entry_point: summary: "Modern E2E testing framework with cross-browser automation and built-in test runner" when_to_use: - "When testing web applications end-to-end" - "When needing cross-browser testing" - "When testing user flows and interactions" - "When needing screens...

Fetch GitHub issue, create branch, plan and implement with TDD, then open PR

ERNE — Design and test UI components using parallel ui-designer and tdd-guide agents

Design and test UI components using parallel ui-designer and tdd-guide agents

Run PRD validation to check story quality, test coverage, and structure.

ERNE — Test-driven development workflow with Jest and React Native Testing Library

Create Databricks AI/BI dashboards. Use when creating, updating, or deploying Lakeview dashboards. CRITICAL: You MUST test ALL SQL queries via execute_sql BEFORE deploying. Follow guidelines strictly.

Achieve aggressive v3 performance targets: 2.49x-7.47x Flash Attention speedup, 150x-12,500x search improvements, 50-75% memory reduction. Comprehensive benchmarking and optimization suite.

Refresh existing research note and Excel model with latest data

Fetch and summarize latest videos from priority YouTube channels. Creates notes with transcripts summarized as bullet points. Use to catch up on subscriptions without watching everything. Triggers on "youtube catchup", "video catchup", "check youtube", "summarize videos".

Test-driven development workflow with Jest and React Native Testing Library

Add new assertion function with comprehensive tests following TDD

WordPress plugin and theme testing with PHPUnit integration tests, WP_Mock unit tests, PHPCS coding standards, and CI/CD workflows

Analyze test coverage and identify untested code paths

Fetch and summarize latest articles from RSS feeds. Creates notes with article summaries as bullet points. Use to catch up on blogs without reading everything. Triggers on "rss catchup", "blog catchup", "check feeds", "summarize articles".

Implements approved specification proposals by working through tasks sequentially with testing and validation. Use when implementing changes, applying proposals, executing spec tasks, or building from approved plans.

Run complete TDD red-green-refactor cycle for a test