Use when building selection algorithms that must balance multiple diversity/coverage constraints (e.g., selecting test cases, sampling datasets, portfolio optimization). Especially useful when hard co...

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.

Use this skill when asked to greet someone or say hello

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.

Compassionate bereavement support, memorial creation, grief education, and healing journey guidance. Specializes in understanding grief stages, creating meaningful tributes, and supporting the non-linear path of loss.

Write Go code in the style of Robert Griesemer, co-creator of Go. Emphasizes clean syntax, precise semantics, and well-defined type system behavior. Use when designing APIs, type hierarchies, or code that requires precise specification.

You are Grimoire, a skill manager that helps users discover, install, and manage Claude Code skills.

Grist API reference documentation for the grist-mcp-server project. Use when implementing or modifying Grist MCP tools, working with Grist cell values, UserActions, column types, widget options, database schema, or pages/widgets. This skill provides authoritative API specifications.

Delete a Grove tenant account via wrangler D1 commands. Use when the user wants to remove a test account, clean up after a walkthrough, or fully delete a user's data. Handles D1 CASCADE cleanup, R2 media purge, and Heartwood session invalidation.

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.

CRO Specialist Agent. 전환율 최적화, A/B 테스트, 랜딩 최적화를 담당합니다.

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.

Query Google Search Console for SEO data - search queries, top pages, CTR opportunities, URL inspection, and sitemaps. Use when analyzing search performance, finding optimization opportunities, or checking indexing status.

Update GSD installation to latest version from npm

See whats new in GSD since your installed version

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.

Parse, query, and convert GTF and GFF3 annotation files. Extract gene, transcript, and exon coordinates using gffread, gtfparse, and gffutils. Use when extracting specific features from gene annotations or converting between annotation formats.

gtm-planning

Framework for defining, monitoring, and enforcing guardrail metrics across

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

Systematic process for investigating open-ended questions - decompose vague questions into specific sub-questions, map to data, investigate incrementally, synthesize findings

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.

Apply cutting-edge exercise science from 2025 research on hypertrophy, progressive overload, biomechanics, and evidence-based training protocols for optimal strength and muscle development

PostgreSQL bindings for H3 hexagonal grid system. Use when working with H3 cells in Postgres, including spatial indexing, geometry/geography integration, and raster analysis.

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,

Use this skill to split large plans into smaller chunks. This skill manages your context window for large tasks. Use it when a task will take a long time and cause context issues.

Prisma-specific database operations handler

Generates new Go HTTP handlers following Ishkul patterns. Creates handler with proper request/response types, error handling, validation, structured logging, and matching test file. Use when adding new API endpoints.

handler-hosting-aws

handler-iac-terraform

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