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Use when analyzing complex codebases for security vulnerabilities, performance issues, and structural patterns - provides systematic AST-based approach using ast-grep for comprehensive code understanding beyond manual inspection

Guide for writing ast-grep rules to perform structural code search and analysis. Use when users need to search codebases using Abstract Syntax Tree (AST) patterns, find specific code structures, or perform complex code queries that go beyond simple text search. This skill should be used when users ask to search for code patterns, find specific language constructs, or locate code with particular structural characteristics.

Comprehensive Astro web framework development guidance for 2026. Use when building, configuring, or troubleshooting Astro projects; creating components; setting up routing; implementing islands architecture; working with React, Tailwind CSS, and Node.js integrations; testing; performance optimization; or deployment strategies. Includes TypeScript patterns, state management, API routes, and common pitfalls solutions.

Build the Astro frontend with Tailwind CSS v4 via the Vite plugin, a WPGraphQL data layer, and React islands (shadcn/ui) only where needed. Use when implementing or fixing frontend files under frontend/ for this WordPress headless repo.

Builds content-focused websites with Astro using islands architecture, content collections, and multi-framework support. Use when creating static sites, blogs, documentation, marketing pages, or content-heavy applications with minimal JavaScript.

Expert astrologique brutal et transparent. Analyse thème natal (stelliums, aspects, maisons), synastrie/compatibilité (scores, red flags, comparaison multiple), transits et prévisions (dates clés, timing optimal), astrocartographie (meilleurs lieux de vie). Style direct, zéro bullshit, full transparence. Fetch automatique des données astro depuis astro-seek.com. Use when analyzing birth charts, compatibility, astrological timing, or best places to live based on astrology.

Comprehensive astrology expert covering natal charts, transits, houses, aspects, and astrological traditions from Western to Vedic

Work with astronomical data using Astropy for FITS file I/O, coordinate transformations, physical units, precise time handling, and catalog operations. Use when processing telescope images, matching celestial catalogs, handling time-series observations, or building photometry/spectroscopy pipelines. Ideal for astronomy research requiring proper unit handling, coordinate frame transformations, and astronomical time scales.

Run background agents and bash commands asynchronously for CircleTel development. Use when running dev servers, parallel tests, long builds, or multi-agent research tasks without blocking the main workflow.

Event-driven API specification with AsyncAPI 3.0 for message-based architectures

AsyncAPI specification handling for event-driven API documentation. Parse, validate, and generate documentation for message-based APIs including Kafka, MQTT, WebSocket, and AMQP systems.

Inject dependencies into actions using the environment pattern. Covers creating an Environment class, passing it to the Store, accessing `env` from actions, and using dependency injection for testability.

Create and cache selectors for efficient state access. Covers writing selector functions, caching with `cache1` and `cache2`, the reselect pattern, and avoiding repeated computations in widgets.

Handle user-facing errors with UserException. Covers throwing UserException from actions, setting up UserExceptionDialog, customizing error dialogs with `onShowUserExceptionDialog`, and using UserExceptionAction for non-interrupting error display.

Use `waitCondition()` inside actions to pause execution until state meets criteria. Covers waiting for price thresholds, coordinating between actions, and implementing conditional workflows.

atdd

atdd-assistant

**Goal:** Generate API and/or E2E tests first, before starting implementation.

Drive quantitative analysis, factor diagnostics, and reporting for ATFT-GAT-FAN outputs.

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Patterns for Atlas database schema management covering HCL/SQL schema definitions, versioned and declarative migrations, linting analyzers, testing, and project configuration. Use when working with atlas.hcl, .hcl schema files, Atlas CLI commands, or database migrations.

Specialized in Atlas ORM and database design for Gravito. Trigger this for schema design, migrations, or complex query building.

Standard 5-phase workflow for most development tasks - bugs, small features, refactors (30-60 min)

Use the bundled CLI to control Atlas and inspect local browser data.

Use when querying Jira issues, searching Confluence pages, creating tickets, updating documentation, or integrating Atlassian tools via MCP protocol.

Generate use-case-specific Attio workflow skills from templates. Use when creating new skills for lead qualification, deal management, customer onboarding, or custom Attio workflows.

Create standard SuperCollider audio effects for Bice-Box (delays, reverbs, filters, distortions). Provides templates, ControlSpecs, common patterns, and MCP workflow for safely creating/updating effects.

Test Bob The Skull with virtual audio injection instead of speaking. Use when testing wake word detection, STT accuracy, full conversation pipeline, or automated testing. Covers setup, configuration, injection methods, and troubleshooting.

You are the on-device audio ML specialist for Modcaster's AI-driven audio processing.

Router for audio domain including playback, analysis, and audio-reactive visuals. Use when implementing any audio functionality including music, sound effects, visualizers, or audio-driven animations. Routes to 3 specialized skills.

Aggregate and deduplicate findings from multiple audit reports

Run all 7 domain audits in staged waves and aggregate results

Orchestrates comprehensive audits of Claude Code customizations using specialized auditors. Use when auditing multiple components, asking about naming/organization best practices, or needing thorough validation before deployment.

auth-js

Manages authentication flow for MutuaPIX (Laravel Sanctum + Next.js), handles mock mode security, and validates environment configurations

Create/update AGENTS.md for a Python repo driven by uv (ruff/mypy/pytest), including single-test commands and editor rule discovery.

Analyze content sequences and determine authoring approach (default content vs blocks). Validates block selection and section styling for import/migration to AEM Edge Delivery Services.

Workflow and best practices for writing Apache Airflow DAGs. Use when the user wants to create a new DAG, write pipeline code, or asks about DAG patterns and conventions. For testing and debugging DAGs, see the testing-dags skill.

Converts natural-language descriptions or UI spec files into optimized Google Stitch prompts. Use when creating, refining, or validating design directives for Google Stitch. Follows Stitch best practices with short, directive prompts focused on screens, structure, and visual hierarchy.

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Validate authorization failures including IDOR, privilege escalation, and missing access controls. Test by attempting unauthorized access with lower-privileged credentials. Use when testing CWE-639 (IDOR), CWE-269 (Improper Privilege Management), CWE-862 (Missing Authorization), CWE-863 (Incorrect Authorization), CWE-284 (Improper Access Control), CWE-285 (Improper Authorization), or CWE-425 (Direct Request / Forced Browsing) findings.

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Automatically deploy oh-my-gemini to npm and GitHub

Automate detection and removal of duplicate files/functions in TypeScript, JavaScript, and Python projects. Safely refactor imports, validate with tests, and deploy changes with zero risk of breaking the system.

Pattern for automated testing with GitHub issue creation and Claude Code auto-fixing. Creates Test → Fail → Issue → Fix → Repeat cycle until tests pass.

Autogenerate production code from disambiguated business rules (BR-*). Converts BR-* specifications into validators, constants, and logic. Use when requirements have been disambiguated into BR-*, C-*, F-* format.

Comprehensive test automation setup. Test Architecture