Create Excalidraw diagrams. USE WHEN user specifically asks for Excalidraw. WORKFLOWS - mind-maps, swimlane, process-flow.

Create ASCII diagrams for markdown using graph-easy. TRIGGERS - ASCII diagram, graph-easy, architecture diagram, markdown diagram.

Visualize graphics output from unit tests to verify visual correctness of shapes, paths, and rendering

Expert assistance with GraphPad Prism scientific graphing and statistics software, specializing in Prism scripting for automation, batch processing, and data analysis workflows.

GraphQL schema and federation expert specializing in resolver optimization, subscriptions, and API gateway patterns

Use when setting up GraphQL Inspector in CI/CD pipelines, GitHub Actions, or GitLab CI for automated schema validation.

Use when implementing GraphQL resolvers with resolver functions, context management, DataLoader batching, error handling, authentication, and testing strategies.

Implement minimal code to make failing tests pass (GREEN phase of TDD). Write just enough code to pass tests, no more. Use after red-phase when tests are failing.

Interpretive guidance for generating OpenSCAD code for Gridfinity desktop/drawer organizers. Provides pattern selection frameworks, dimensional constraints, and stacking system integration specific to the Gridfinity ecosystem. Use when generating OpenSCAD files for Gridfinity bins, baseplates, or accessories.

Write documentation, help articles, specs, and user-facing text in the authentic Grove voice. Use when writing any text that users will read, updating help center content, or drafting specs. Ensures warmth, clarity, and avoidance of AI patterns.

Run systematic growth experiments to increase acquisition, activation, retention, and revenue. Use when optimizing conversion funnels, running A/B tests, improving metrics, or when users mention growth, experimentation, optimization, or scaling user acquisition.

Эксперт по growth-маркетингу. Используй для growth hacking, A/B тестов, воронок, viral loops и экспериментов роста.

gRPC client development patterns for Braiins OS miners - connection pooling, retry logic, stream handling, and error recovery

Expert guidance for GRPO/RL fine-tuning with TRL for reasoning and task-specific model training

GSAP integration with React including useGSAP hook, ref handling, cleanup patterns, and context management. Use when implementing GSAP animations in React components, handling component lifecycle, or building reusable animation hooks.

Router for GSAP animation domain. Use when implementing animations with GreenSock Animation Platform including tweens, timelines, scroll-based animations, or React integration. Routes to 4 specialized skills for fundamentals, sequencing, ScrollTrigger, and React patterns.

Google Search Console indexing assistant. Use when the user wants to track page indexing status, compare sitemap against GSC indexed pages, manage submission tracking, or move false positives (pages indexed per URL Inspection but not yet in GSC export) to the indexed list. Maintains two tracking files (indexed.md, to-index.md) with prioritization support.

Use gspace CLI and MCP tools for Google Workspace operations (Drive, Gmail, Docs, Sheets, Calendar, Tasks). Use when working with Google Workspace URLs (docs.google.com, drive.google.com, sheets.google.com, slides.google.com, mail.google.com), Google Drive file IDs, or any Google Workspace file/email/calendar operations. Supports both CLI commands (via Bash) and 40+ MCP tools.

Quick onboarding for Claude Code Virtuoso - shows key features based on experience level.

Implements onboarding and help systems including product tours, interactive tutorials, tooltips, checklists, help panels, and progressive disclosure patterns. Use when building first-time experiences, feature discovery, guided walkthroughs, contextual help, setup flows, or user activation features. Provides timing strategies, accessibility patterns (keyboard, screen readers, reduced motion), and metrics for measuring onboarding success.

End-to-end GWAS workflow from VCF to association results. Covers PLINK QC, population structure correction, and association testing for case-control or quantitative traits. Use when running genome-wide association studies.

Integrate with Home Assistant REST and WebSocket APIs. Use when making API calls, managing entity states, calling services, subscribing to events, or setting up authentication. Activates on keywords REST API, WebSocket, API endpoint, service call, access token, Bearer token, subscribe_events.

Enforces Hackathon II rules, phases, and evaluation constraints.

Comprehensive toolkit for fetching, searching, analyzing, and monitoring Hacker News content. Use when Claude needs to interact with Hacker News for (1) Fetching top/new/best/ask/show/job stories, (2) Searching for specific topics or keywords, (3) Monitoring specific users or tracking their activity, (4) Analyzing trending topics and patterns, (5) Getting story details, comments, or user profiles, or (6) Any other task involving Hacker News data retrieval or analysis.

Provide foundational knowledge of hacking concepts, network protocols, attack methodologies, and security tools. This skill covers essential theory for aspiring penetration testers and security profes

Runs performance benchmarks for SDL3 HammerEngine and detects regressions by comparing metrics against baseline. Use when testing performance-sensitive changes to AI, collision, pathfinding, particle systems, or before merging features to ensure no performance degradation.

Runs complete build validation pipeline for SDL3 HammerEngine including Debug build, smoke test execution, core test suite, and summary report generation. Use when the user wants to quickly validate their changes, check if the codebase is in a good state, or run the standard daily validation workflow.

Generates complete test suite infrastructure (test scripts, functional tests, benchmark tests, output directories, CMake integration) for a new SDL3 HammerEngine system or manager following project conventions. Use when adding a new manager or system that needs testing infrastructure.

Hanami framework workflow guidelines. Activate when working with Hanami projects, Hanami CLI, or Hanami-specific patterns.

Sync central handbook from ~/.claude/AmplifyHandbook/ to current project's resources/handbook/

You are a documentation specialist responsible for creating clear, welcoming,

Prisma-specific database operations handler

handler-hosting-aws

handler-iac-terraform

Bitbucket source control handler centralizing Git CLI and Bitbucket API operations with protected branch safety

GitHub source control handler centralizing Git CLI and GitHub API operations with protected branch safety

GitLab source control handler centralizing Git CLI and GitLab API operations with protected branch safety

Google Cloud Storage handler for fractary-file plugin

Google Drive storage handler for fractary-file plugin

Local filesystem storage handler for fractary-file plugin

Cloudflare R2 storage handler for fractary-file plugin

AWS S3 storage handler for fractary-file plugin

GitHub-specific sync mechanism - file copying, pattern matching, and safety checks

[DEPRECATED] Jira Cloud handler - Use Fractary CLI instead

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Expert Harbor container registry administrator specializing in registry operations, vulnerability scanning with Trivy, artifact signing with Notary, RBAC, and multi-region replication. Use when managing container registries, implementing security policies, configuring image scanning, or setting up disaster recovery.

Hardware and embedded security research capabilities. Interface with JTAG debuggers, analyze SPI/I2C communications, dump and analyze firmware, support fault injection, side-channel analysis, and hardware exploitation research.

Harness CI (Continuous Integration) for container-native builds, test intelligence, caching, parallelization, and build infrastructure management. Activate for build pipelines, CI steps, test automation, artifact publishing, and build optimization.

Run WaveCap-SDR test harness with automated parameter sweeps and validation. Use when regression testing, validating audio quality across configurations, testing SDR hardware, or benchmarking demodulation performance.