Creates Cursor-specific AI subagents with isolated context for complex multi-step workflows. Use when creating subagents for Cursor editor specifically, following Cursor's patterns and directories...

Code review skill for quality, standards compliance, and best practices

Test and validate API contracts against specifications

Strategies and patterns for safe code migrations and upgrades. Use when upgrading frameworks, migrating between technologies, handling deprecations, or planning incremental migrations. Triggers:...

Security analysis, vulnerability assessment, and security code reviews

Expert in automating Excel workflows using Node.js (ExcelJS, SheetJS) and Python (pandas, openpyxl).

Create optimized prompts for Claude-to-Claude pipelines with research, planning, and execution stages. Use when building prompts that produce outputs for other prompts to consume, or when running...

Comprehensive guide for writing and running pytest tests in Python projects. Use when (1) Setting up pytest for a new project, (2) Writing test files and test cases, (3) Using fixtures, mocks, and...

Comprehensive audio analysis with waveform visualization, spectrogram, BPM detection, key detection, frequency analysis, and loudness metrics.

Archives, contemporary accounts, timeline reconstruction

Use when working with tdd workflows tdd cycle

Use when working with tdd workflows tdd cycle

Use when working with tdd workflows tdd cycle

Use when working with tdd workflows tdd cycle

Refactor codebases using Design by Typed Holes methodology - iterative, test-driven refactoring with formal hole resolution, constraint propagation, and continuous validation. Use when refactoring...

Master test-driven development with pytest, fixtures, mocking, and CI/CD integration

E2E testing with Playwright - Page Objects, cross-browser, CI/CD

Use when working with comprehensive review full review

Use when working with comprehensive review full review

Use when working with comprehensive review full review