Chrome MCP browser testing. Console/network debugging, JS execution, GIF recording.

**Announce:** "I'm using dev-test-hammerspoon for macOS desktop automation."

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Playwright MCP browser testing. Headless E2E, cross-browser, CI/CD automation.

ring:dev-testing

Design developer experiences that people love. Feedback loops, cognitive load, flow state, and ADHD-friendly patterns for tools and workflows.

Guide for development and code tools skills including document processing, browser automation, testing frameworks, and IDE integrations.

This skill should be used when the user asks to 'verify completion', 'check that tests pass', 'confirm feature works', or REQUIRED Phase 7 of /dev workflow (final). Enforces fresh runtime evidence before claiming completion.

COMPREHENSIVE Vue 3 development with Composition API, TypeScript, and advanced reactivity debugging. Create reactive components, handle props/events, implement lifecycle hooks, integrate with Pinia state management, debug reactivity issues, and optimize component performance. CRITICAL: All component changes MUST be tested with Playwright before claiming success. Use DevTools for debugging when available.

Use when running builds, executing tests, or improving developer experience workflows - provides structured guidance for build/test execution and DX improvement.

Invoke DEVCOM_RESEARCH for deep research, cross-disciplinary analysis, and novel problem solving. Use when exploring cutting-edge concepts or investigating patterns that require theoretical foundation.

Develop examples for AI SDK functions. Use when creating, running, or modifying examples under examples/ai-functions/src to validate provider support, demonstrate features, or create test fixtures.

Developer Experience specialist for tooling, setup, and workflow optimization.

기능 개발 스킬. 타입 정의, Storage API, 비즈니스 로직. 코드 작성 시 사용.

Use when creating custom Bazel rules, toolchains, providers, or aspects. Use when extending Bazel for new languages, build systems, or custom actions. Use when debugging Starlark rule implementations or understanding Bazel build phases.

Use when working on Claude Code plugins (creating, modifying, testing, releasing, or maintaining) - provides streamlined workflows, patterns, and examples for the complete plugin lifecycle

Specialized Preact development skill for standards-based web applications with native-first architecture and minimal dependency footprint. Use when building Preact projects, particularly those involving data visualization, interactive applications, single-page apps with HTM syntax, Web Components integration, CSV/JSON data parsing, WebGL shader visualizations, or zero-build solutions with CDN imports.

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Modern PHP 8.x development with type system, attributes, enums, error handling, and Composer. Use when writing PHP code or working with PHP projects.

Python 3.11+ development with type hints, async patterns, FastAPI, and pytest. Use for backend services, CLI tools, data processing, and API development.

Use when planning software development tasks, before writing code or implementation plans - refines rough technical ideas into fully-formed designs through collaborative questioning, alternative exploration, and incremental validation. For software architecture, components, data flow, and technical design decisions. Don't use during clear 'mechanical' coding processes

1. Always try to use latest versions for dependencies.

Development stack standards - five-level maturity model, dimension specs, assessment criteria, tool guidance

Development process rules for this project including testing, branching, and commit standards. Use when implementing features, fixing bugs, or making any code changes.

Establish and scale a Developer Experience (DevEx) program to remove engineering friction and boost productivity. Use this when setting up a new DevEx team, diagnosing why an engineering org has slowed down, or measuring the specific ROI of AI coding tools.

- Comprehensive network health assessment (all test devices)

Probe and test SDR hardware capabilities (RTL-SDR, SDRplay, HackRF, etc.). Use when verifying device detection, discovering supported sample rates and gains, testing antenna ports, or troubleshooting SDR hardware issues.

Capture screenshots from iOS Simulators, physical iOS devices, or Android devices during development. Use this skill to inspect UI layouts, debug rendering issues, verify text/color display, or captur

Interact with iOS simulators and verify app behavior using xcobra

Infrastructure, deployment, and operations automation

Expert DevOps engineer for CI/CD, IaC, Kubernetes, and deployment automation. Activate on: CI/CD, GitHub Actions, Terraform, Docker, Kubernetes, Helm, ArgoCD, GitOps, deployment pipeline, infrastructure as code, container orchestration. NOT for: application code (use language skills), database schema (use data-pipeline-engineer), API design (use api-architect).

CI/CD pipelines, infrastructure as code, and deployment strategies

Comprehensive DevOps and deployment workflow that orchestrates infrastructure automation, CI/CD pipelines, container orchestration, and cloud deployment. Handles everything from infrastructure as code and pipeline setup to monitoring, scaling, and disaster recovery.

devops-dx

Senior DevOps Engineer with expertise in CI/CD automation, infrastructure as code, monitoring, and SRE practices. Proficient in cloud platforms, containerization, configuration management, and building scalable DevOps pipelines with focus on automation and operational excellence.

DevOps specialist - CI/CD, deployment, infrastructure

Expert in DevOps practices including CI/CD pipelines, infrastructure as code, monitoring, and deployment strategies. Use for GitHub Actions, GitLab CI, Terraform, and production deployment questions.

DevOps Infrastructure Agent. 인프라 관리, 스케일링, 백업, 네트워크 설정을 담당합니다. 인프라, 스케일링(scale), 백업(backup), 네트워크 관련 요청 시 사용됩니다.

Manage deployment, Docker, CI/CD, server hardening, and infrastructure security. EXCLUSIVE to devops-engineer agent.

Coordinates infrastructure, CI/CD, and deployment tasks. Use when provisioning infrastructure, setting up pipelines, configuring monitoring, or managing deployments. Applies devops-standard.md with DORA metrics.

Gather DevOps context for infrastructure planning. Detects IaC tools, providers, and recommends skills. Use when /majestic:plan detects infrastructure work.

Platform-specific IaC checklists for DigitalOcean, Hetzner, AWS, and Cloudflare.

Operational runbook and procedure documentation specialist. Use when

Expert DevSecOps engineer specializing in secure CI/CD pipelines, shift-left security, security automation, and compliance as code. Use when implementing security gates, container security, infrastructure scanning, secrets management, or building secure supply chains.

Toolkit para interagir e testar aplicações web locais usando Chrome DevTools MCP. Suporta verificação de funcionalidade frontend, debugging de UI, captura de screenshots, análise de performance, inspeção de network e visualização de logs do console.

This skill helps launch and configure the Chrome DevTools MCP server, giving Claude visual access to a live browser for debugging and automation. Use when the user asks to set up browser debugging, launch Chrome with DevTools, configure chrome-devtools-mcp, see what my app looks like, take screenshots of my web application, check the browser console, debug console errors, inspect network requests, analyse API responses, measure Core Web Vitals or page performance, run a Lighthouse audit, test button clicks or form submissions, automate browser interactions, fill out forms programmatically, simulate user actions, emulate mobile devices or slow networks, capture DOM snapshots, execute JavaScript in the browser, or troubleshoot Chrome DevTools MCP connection issues. Supports Windows, Linux, and WSL2 environments.

Safely update Dex with one command (handles everything automatically)

This skill should be used when handling domain cards and magical abilities in Daggerheart, including looking up domain card effects, understanding Recall costs, making Spellcast Rolls, selecting domain cards during character creation or advancement, or when players want to use domain-based abilities. Covers all 9 SRD domains (Arcana, Blade, Bone, Codex, Grace, Midnight, Sage, Splendor, Valor) and their associated cards.

This skill should be used when creating a new Daggerheart campaign, establishing world tone and themes, selecting or building a campaign frame, or reframing an existing adventure. Campaign frames provide pitch, tone, themes, community/ancestry/class guidance, principles, distinctions, inciting incidents, and special mechanics for a particular type of story.

Data-independent acquisition (DIA) proteomics analysis with DIA-NN and other tools. Use when analyzing DIA mass spectrometry data with library-free or library-based workflows for deep proteome profiling.