Developer tool

Testing Library agent skills for Claude Code, Codex and other agents.

Family of utilities that test UI components the way users interact with them.
skills
43
official
7
Type
Developer tool
Website
testing-library.com
Official GitHub
testing-library

Testing Library skills, ranked

Ranked by score. Sort bymost stars,trending,newest,recently updated

Official (7 skills)

Official Testing Library skills
#SkillRepositoryStarsUsed inTokensAuto-checkLicenceUpdated
1
1.Write TestsOfficial

Write Jest integration and unit tests for the Grafana Synthetic Monitoring app using React Testing Library, MSW, and src/test helpers.

grafana/synthetic-monitoring-app171—~1.2kAutomated safety check: PassAGPL-3.0today
2

Write tests using React Native Testing Library (RNTL) v13 and v14 (@testing-library/react-native).

callstackincubator/agent-skills1.7k—~1.8kAutomated safety check: PassMITyesterday
3
3.React TestingOfficial

Write and review React/TypeScript tests for Sentry's frontend using Jest and React Testing Library.

getsentry/sentry45k—~2.2kAutomated safety check: PassUnknowntoday
4
4.TestingOfficial

Unit/integration testing standards for RedisInsight using Jest and Testing Library: test structure, the renderComponent helper, faker for test data, mocking patterns, and waitFor instead of fixed…

redis/RedisInsight8.9k—~3.3kAutomated safety check: PassUnknown2 days ago
5

Provides exact Enzyme → React Testing Library migration patterns for React 18 upgrades.

github/awesome-copilot40k1 repo~917Automated safety check: PassMITtoday
6

React 18.3.1 and React 19 dependency compatibility matrix. An agent skill from github/awesome-copilot.

github/awesome-copilot40k1 repo~1.1kAutomated safety check: PassMITtoday
7
7.K6Official

Generate, validate, and review k6 test scripts — load, stress, spike, soak, smoke, breakpoint, functional, and protocol.

grafana/skills278—~3.1kAutomated safety check: PassApache-2.0today

Community

Community Testing Library skills
#SkillRepositoryStarsUsed inTokensAuto-checkLicenceUpdated
8

Jest patterns for React Native style tests: TDD discipline, mock factory functions, module and GraphQL hook mocking, custom render helpers and anti-patterns to avoid.

ChrisWiles/claude-code-showcase6.1k7 repos~1.5kAutomated safety check: PassNo licence9 mo ago
9

Use when writing or changing Vitest or React Testing Library tests under `web/` or `packages/dify-ui/`, or when the user explicitly requests…

langgenius/dify158k—~242Automated safety check: PassUnknowntoday
10

Generate Vitest + React Testing Library tests for Dify frontend components, hooks, and utilities.

Ohh-889/skyroc7951 repo~2.5kAutomated safety check: PassMIT1 mo ago
11

Plan, implement, and debug frontend tests: unit/integration/E2E/visual/a11y.

chongdashu/vibejam-starter-pack149—~2.1kAutomated safety check: PassNo licence5 mo ago
12

Hunt for instrumentation bugs by analyzing code gaps and running e2e tests through DISABLED/RECORD/REPLAY cycle

Use-Tusk/drift-node-sdk173—~3.6kAutomated safety check: PassApache-2.05 mo ago
13

A skill your agent uses when writing or updating Anomalib Studio UI component or hook tests that need the shared render/renderHook helpers, React Router paths or parameters, React Query, theme…

open-edge-platform/anomalib6.2k—~1.3kAutomated safety check: PassApache-2.0today
14

Jest + React Testing Library best practices for Wonder Blocks unit tests.

Khan/wonder-blocks163—~4.2kAutomated safety check: PassMITtoday
15

Build a new frontend component, panel, dashboard tab, or screen that matches the Matchday design language, works in light and dark, is keyboard and screen-reader accessible, reuses existing…

openfootmanager/openfootmanager1.1k—~1.9kAutomated safety check: PassGPL-3.0today
16

Write Vitest/Testing Library tests the Ultraviolet way — interact with the rendered DOM like a user, following query priority.

scaleway/ultraviolet127—~1.7kAutomated safety check: PassApache-2.0today
17

Current Bun test runner guidance for discovery, isolation, parallelism, sharding, changed tests, mocks, timers, snapshots, coverage, DOM Testing Library, and integration teardown.

shepherdjerred/monorepo112—~2kAutomated safety check: PassGPL-3.0today
18

Generate frontend component tests (React Testing Library, Vue Test Utils, snapshot) for existing components.

qf-studio/navigator354—~1.6kAutomated safety check: NotesMITyesterday
19

Explains how the @handsontable/react-wrapper package is built, from its components and settings mapping to selection handling and the generated TypeScript declarations.

handsontable/handsontable22k—~1.1kAutomated safety check: PassUnknowntoday
20

React component testing with React Testing Library, Vitest/Jest, MSW for network mocking, accessibility assertions with axe, and the decision boundary between component tests and Playwright/Cypress…

affaan-m/ECC274k1 repo~3.3kAutomated safety check: PassMIT2 days ago
21

Helps write unit tests for UUI components using Jest, jsdom, and @epam/uui-test-utils.

epam/UUI248—~2.4kAutomated safety check: PassMIT8 days ago
22

Generates unit tests, integration tests, and E2E tests for React/Next.js applications.

alirezarezvani/claude-skills28k1 repo~2.1kAutomated safety check: PassMIT1 mo ago
23

Write and run automated tests with Jest and Testing Library in the browser.

live-codes/livecodes1.5k—~1.9kAutomated safety check: PassMITtoday
24

Designs frontend tests using the repository's configured React test and browser harnesses, including RTL, MSW, Vitest, and Playwright when present.

shinpr/ai-coding-project-boilerplate232—~1.5kAutomated safety check: PassMIT3 days ago
25

Generate unit, integration, E2E, and visual regression tests following the Testing Trophy methodology (80% integration).

EliasOulkadi/shokunin114—~3kAutomated safety check: NotesMIT2 days ago
26

React component testing patterns including components, hooks, context, and forms.

citypaul/.dotfiles739—~3.6kAutomated safety check: PassUnknown4 days ago
27

Behavior-driven UI testing patterns across Vitest Browser Mode, Playwright E2E evidence boundaries, and DOM Testing Library.

citypaul/.dotfiles739—~6.2kAutomated safety check: PassUnknown4 days ago
28

Creates tests for Hilla use cases on both sides of the browser boundary: Vitest + React Testing Library tests for the React/TypeScript view (with the generated endpoint clients mocked) and Spring…

AI-Unified-Process/marketplace140—~3.9kAutomated safety check: WarnApache-2.02 days ago
29

A skill your agent uses when auditing test infrastructure — vitest coverage, playwright configuration, VRT setup, coverage merging.

mizchi/skills356—~1.4kAutomated safety check: PassNo licence5 days ago
30

Generate and run tests for Adobe App Builder actions and UI components.

adobe/skills195—~2.8kAutomated safety check: PassApache-2.0today
31

Testing expert with comprehensive knowledge of test structure, mocking strategies, async testing, coverage analysis, and cross-framework debugging.

cin12211/orca-q223—~4.7kAutomated safety check: PassMIT15 days ago
32

Testing for React/Next.js with Jest, React Testing Library, and Playwright.

borghei/Claude-Skills874—~1.6kAutomated safety check: PassMITtoday
33

リポジトリで設定済みのReactテスト・ブラウザハーネスを使用してフロントエンドテストを設計。RTL、MSW、Vitest、Playwrightが存在する場合に適用。コンポーネント、loading/error state、統合、フロントエンドE2Eテストの追加・レビュー時に使用。

shinpr/ai-coding-project-boilerplate232—~843Automated safety check: PassMIT3 days ago
34

使用仓库已配置的 React 测试与浏览器测试工具(包括 RTL、MSW、Vitest,以及存在时的 Playwright)设计前端测试。适用于新增或评审组件测试、加载/错误状态测试、集成测试或前端 E2E 测试时。

shinpr/ai-coding-project-boilerplate232—~692Automated safety check: PassMIT3 days ago
35

A skill your agent uses when writing or fixing frontend unit, component or custom-hook tests with Vitest or Jest plus Testing Library — rendering a component in jsdom, testing a hook in isolation…

ericrisco/rsc-harness156—~3.3kAutomated safety check: PassMITtoday
36

Write Jest or Vitest unit tests with React Testing Library and Playwright E2E tests for Next.js projects.

HoangNguyen0403/agent-skills-standard570—~768Automated safety check: PassMITtoday
37

Test React Native components with Jest and React Native Testing Library.

HoangNguyen0403/agent-skills-standard570—~647Automated safety check: PassMITtoday
38

Test React components with RTL and Jest/Vitest. An agent skill from HoangNguyen0403/agent-skills-standard.

HoangNguyen0403/agent-skills-standard570—~1.3kAutomated safety check: PassMITtoday
39

A skill your agent uses when writing or changing any React component - React Testing Library tests are behavior-focused (byRole first), use user-event, assert on accessible output, one behavior per…

makifbaysal/tasktrooper109—~1.2kAutomated safety check: PassApache-2.0yesterday
40

A skill your agent uses when writing component tests, testing user interactions, mocking APIs, or setting up Vitest/React Testing Library/Vue Test Utils for frontend applications.

MadAppGang/claude-code283—~2.9kAutomated safety check: PassMIT6 mo ago
41

Write tests using Vitest and React Testing Library. An agent skill from curiositech/some_claude_skills.

curiositech/some_claude_skills243—~2.5kAutomated safety check: PassMIT1 mo ago
42

React Testing Library best practices for writing maintainable, user-centric tests.

pproenca/dot-skills214—~1.7kAutomated safety check: PassMIT1 mo ago
43

A skill your agent uses whenever creating, configuring, or extending Storybook for a TS/React component library — covers main.ts/preview.ts setup, CSF3 story authoring, args/argTypes/controls…

pproenca/dot-skills214—~3.6kAutomated safety check: PassMIT1 mo ago

Questions, answered from the data.

What is the best Testing Library skill?

Write Tests (official) from grafana/synthetic-monitoring-app ranks first of the 43 Testing Library skills listed here, with the highest score: its repository has 171 GitHub stars, its SKILL.md loads about 1.2k tokens and it passes the automated safety check with no findings. Next come React Native Testing and React Testing.

Is there an official Testing Library skill?

7 of the 43 Testing Library skills are official, published by the vendor's own GitHub organization: Write Tests, React Native Testing, React Testing, Testing, React18 Enzyme To Rtl and 2 more.

How are these skills ranked?

By Skill Navigator score, which combines the GitHub stars of the skill's repository (shared across that repo's skills and discounted for large collections), how many other GitHub owners carry a copy of the skill, and automated SKILL.md quality checks, minus penalties for safety-check warnings and for each further skill from the same repository. Skills that fail the safety check are not listed.