VibeRPGSimulator

Sentinel class

QA testing

Test the product the way users meet it: end-to-end and cross-browser suites, real devices, accessibility, visual regressions, APIs and load.

Sentinel skill tree

Every spell in this class, in the row where it usually goes. Pick a few from each row for a loadout.

  1. ScoutGather context

    Nothing equipped here

  2. CraftMake the thing

    Nothing equipped here

  3. TestCheck the work

  4. ShipDeliver it

    Nothing equipped here

Loadouts

Web release QA

Quest Check a web app's flows, accessibility, devices and load before a release

Hero
Claude Code
Weapon
Claude Sonnet 5.5
Charge
  • Microsoft Playwright CLI
  • Deque Axe Accessibility
  • BrowserStack MCP Server
  • Grafana k6 MCP Server
Sentinel · by the curator · untested

Community loadoutsForge a Sentinel loadout

Spells

19 spells

Anthropic Webapp Testing

Scroll · Skill
Unrated

Writes Python Playwright scripts to test local web apps, with a server helper.

182,629 GitHub stars on anthropics/skills

  • Claude Code

Addy Osmani Browser Testing with DevTools

Scroll · Skill
Unrated

Inspects a live page through Chrome DevTools MCP: DOM, console, network, and performance.

109,146 GitHub stars on addyosmani/agent-skills

  • Claude Code
  • Codex

Chrome DevTools MCP

Orb · MCP server
Unrated

Drives live Chrome for clicks, console, network, screenshots, and performance traces.

53,926 GitHub stars on ChromeDevTools/chrome-devtools-mcp1,737,496 npm downloads last week for chrome-devtools-mcp

  • Claude Code
  • Codex
Lv 5

Unit Testing (wshobson agents)

Relic · Plugin
Unrated

Claude Code plugin with a test-generate command plus test automator and debugger subagents for Python and JavaScript unit tests.

41,508 GitHub stars on wshobson/agents

  • Claude Code

Microsoft Playwright MCP

Orb · MCP server
Unrated

Browser automation and inspection through Playwright and structured accessibility snapshots.

38,460 GitHub stars on microsoft/playwright-mcp3,465,430 npm downloads last week for @playwright/mcp

  • Claude Code
  • Codex

Microsoft Playwright CLI

Scroll · Skill
Unrated

Playwright command line plus an agent skill: open pages, click, type and screenshot without loading MCP tool schemas.

14,472 GitHub stars on microsoft/playwright-cli601,416 npm downloads last week for @playwright/cli

  • Claude Code

Trail of Bits Mutation Testing

Relic · Plugin
Unrated

Skill that sets up mewt or muton mutation campaigns, sorts surviving mutants into test gaps or equivalents, and checks bugs they point to.

7,705 GitHub stars on trailofbits/skills

  • Claude Code
  • Codex

Trail of Bits Property-Based Testing

Relic · Plugin
Unrated

Skill that writes, reviews and triages property-based tests with Hypothesis, fast-check, proptest, and Echidna or Medusa for Solidity.

7,705 GitHub stars on trailofbits/skills

  • Claude Code
  • Codex

OpenAI Test Android Apps

Relic · Plugin
Unrated

Codex plugin that drives an Android emulator to reproduce bugs, inspect UI, read logcat and capture performance traces.

7,528 GitHub stars on openai/plugins

  • Codex

OpenAI Frontend Testing and Debugging

Scroll · Skill
Unrated

Checks a rendered page with the Browser plugin, or Playwright if Browser is missing.

7,519 GitHub stars on openai/plugins

  • Codex

Postman MCP Server

Orb · MCP server
Unrated

Lets the agent manage Postman workspaces, collections, specs, mocks and monitors, and keep code in sync with them.

324 GitHub stars on postmanlabs/postman-mcp-server

  • Claude Code
  • Codex

BrowserStack MCP Server

Orb · MCP server
Unrated

Runs manual and automated tests on BrowserStack's real devices and browsers, plus accessibility, test management and load tests.

155 GitHub stars on browserstack/mcp-server14,918 npm downloads last week for @browserstack/mcp-server

  • Claude Code
  • Codex

Hegel property-based testing

Relic · Plugin
Unrated

Teaches the agent to write and review property-based tests with Hegel in Rust, Go, C++, TypeScript, Java and OCaml projects.

85 GitHub stars on hegeldev/hegel-skill

  • Claude Code
  • Codex

Grafana k6 MCP Server

Orb · MCP server
Unrated

Experimental MCP server that writes, validates and runs k6 load tests locally and searches the k6 docs.

54 GitHub stars on grafana/mcp-k6

  • Claude Code
  • Codex

Cypress AI Toolkit

Relic · Plugin
Unrated

Cypress plugin with five skills to write, explain and debug Cypress tests, plus Cloud MCP for run history and flaky tests.

47 GitHub stars on cypress-io/ai-toolkit

  • Claude Code

PactFlow Swagger Contract Testing

Relic · Plugin
Unrated

SmartBear plugin for Pact consumer tests, provider verification and Drift OpenAPI checks, with agents that write and review pact tests.

7 GitHub stars on pactflow/pactflow-agent-skills

  • Claude Code
  • Codex

Deque Axe Accessibility

Relic · Plugin
Unrated

Claude Code plugin for the Axe MCP Server: scan a page for accessibility violations, batch the fixes, and rescan to zero.

1 GitHub stars on dequelabs/axe-accessibility

  • Claude Code

Trunk Flaky Tests

Relic · Plugin
Unrated

Claude Code plugin with a flaky test patterns skill, plus Trunk commands that explain and fix flaky tests from your CI history.

0 GitHub stars on trunk-io/claude-code-plugin

  • Claude Code

Applitools Eyes MCP Server

Orb · MCP server
Unrated

MCP server that adds Applitools Eyes visual checkpoints to Playwright tests and reviews visual diffs in test batches.

412 npm downloads last week for @applitools/mcp

  • Claude Code