1. Software Development

Converts Roman numerals to their corresponding integer values. Useful for parsing historical dates or mathematical expressions.

Guides developers in building, testing, and deploying ActivityPub-based federated social applications using the Fedify framework.

Generates agent definitions, YAML frontmatter, and configuration for Claude Code plugins with capabilities and tool access specifications.

Enables development, debugging, and refactoring of Elixir web applications with Ash framework and Phoenix LiveView frontend.

Expert frontend development with HTML/CSS/JavaScript, responsive design, accessibility, and Playwright testing for modern web applications.

Specializes in writing, reviewing, and refactoring Python code using modern best practices including type hints, polars, and pytest.

Executes GDUnit4 tests to validate GDScript code in Godot projects, ensuring feature correctness and bug fixes.

Validates GDScript code changes by refreshing Godot's cache and checking diagnostics to ensure code correctness after edits.

Manages GDScript files and their .uid counterparts in Godot projects, enabling safe reorganization, renaming, and cleanup of scripts.

Automates Chrome DevTools for web application testing, debugging, and performance analysis including Core Web Vitals measurement.

Provides guidance on writing effective unit tests, making testing decisions, and integrating TDD into development workflows.

Provides repository-specific guidance on coding standards, best practices, and code quality assurance for software development workflows.

Provides type-safe string parsing and mutation utilities for runtime and design-time, ensuring narrow types.

Manages parallel AI development sessions using isolated Git worktrees, enabling workspace creation, agent management, status checks, and environment cleanup.

Provides systematic debugging assistance to identify root causes of software issues, not just surface symptoms, using v-analyst methodology.

Enforces strict quality standards through critical code and plan reviews using Momus (v-critic).

Enforces mandatory code quality checks including linting, formatting, and typechecking before commits.

Provides comprehensive testing patterns for React components using MSW, React Query, and Vitest to ensure API interactions and 80% coverage.

Automates test execution and systematic failure resolution to improve code quality and development efficiency.

Provides patterns for implementing multi-locale support, including translations and formatting of dates, numbers, and currency.

Enforces Tailwind CSS styling patterns with mandatory 'eb-' prefix for embedded components, ensuring consistent UI development and design token usage.

Provides core architecture patterns for building embedded components in a monorepo using React and TypeScript.

Provides best practices for React 18 hooks, component composition, and performance optimization techniques.

Guides development with Sonamu TypeScript full-stack framework, covering entity modeling, API design, testing, and frontend integration.