Testing

18,225 mods in this category, of every kind an agent can take. Each one carries what it costs per session, what the scan found, and whether it is the original.

bug-fix

577

bluebear-io/angry-bear

Skill Claude Code needs its repo

Regression-first TDD bug fix workflow with real tests. Use when: fixing bugs, resolving regressions, addressing runtime errors, debugging failures, or when the user reports something broken. Triggers on words like: bug, broken, error, crash, regression, not working, fix.

not rated 17 2d ago A SkillSpector: pass 61 tokens original MIT

swift-unit-testing

578

nonameplum/agent-skills

Skill Claude CodeCodex

Write, modify, and review deterministic Swift unit tests using the Swift Testing framework. Use when working with @Test.

not rated 17 1mo ago A 27 tokens

orangepro

579

OrangeproAI/orangepro-mcp

Cursor rule Cursor

Guidelines for using the OrangePro MCP tools to find behavioral test gaps and generate grounded tests.

not rated 17 today A 217 tokens original MIT

fix-failing-tests

580

KnoxOps/agent-runbook

Skill Claude Code

Iteratively fix all failing tests until the test suite is green.

not rated 17 1mo ago A 17 tokens original Apache-2.0

robertn702/playwright-mcp-electron

MCP server Claude CodeCodexCursor +2

Playwright Tools for MCP with Electron Support. Runs locally from the @robertn702/playwright-mcp-electron npm package.

not rated 17 7mo ago A tokens not measured original Apache-2.0

superpowers-mcp

582

erophames/superpowers-mcp

MCP server Claude CodeCodexCursor +2

Superpowers skills library (TDD, debugging, collaboration workflows) as an MCP server for VSCode and Antigravity. Runs locally from the superpowers-mcp npm package.

not rated 17 5mo ago A tokens not measured

vitest-mcp

583

djankies/vitest-mcp

MCP server Claude CodeCodexCursor +2

A Model Context Protocol server for Vitest test execution and management. Runs locally from the @djankies/vitest-mcp npm package.

not rated 17 10mo ago A tokens not measured original MIT

verdexhq/verdex-mcp

Cursor rule Cursor

Apply this rule when: Converting workflow documentation and selectors into actual test code Structuring Playwright test files and test suites Writing assertions and test expectations Organizing test setup, teardown, and fixtures Handling authentication, navigation, and state management in tests Deciding between Page…

not rated 17 +1 8mo ago A 115 tokens original Apache-2.0

mcp-mock-server

585

shriramkv/mcp-mock-server

MCP server Claude CodeCodexCursor +2

MCP server "mcp-mock-server" as configured in shriramkv/mcp-mock-server. Runs locally from the mcp-mock-server Python package.

not rated 18 +2 1mo ago A tokens not measured original MIT

stackhawk-hawkscan

586

stackhawk/agent-skills

Cursor rule Claude CodeCursor

HawkScan DAST security scanning. Use when the user asks to run or perform a security or DAST scan, to test an app or API for vulnerabilities, or to verify a vulnerability is fixed — and proactively right after you complete a code change (feature, bugfix, refactor); "done" means "done and secure" (configure, scan, fix…

not rated 16 18d ago A 6,655 tokens original MIT

animation-review

587

jaaaaaaaaaaack/custom-skills

Skill Claude CodeCodex

Review web animations by recording the browser and sending video to Gemini for frame-level analysis.

not rated 16 5mo ago A 19 tokens

wu5-dev-flow

588

WenOwen/wu5-dev-flow

Skill Codex

A Chinese-language workflow for developing Python projects with written specifications, strict red-green-refactor TDD, and Git safety checks. TDD means writing a failing test, making it pass, then improving the code.

not rated 16 +1 1mo ago A 94 tokens original MIT

react-test-engineer

589

GrishaAngelovGH/gemini-cli-agent-skills

Skill Claude CodeCodex needs its repo

Expert guidance for testing React applications using React Testing Library and Vitest. Focuses on user-centric testing, accessibility, and best practices for unit and integration tests to ensure robust and maintainable code.

not rated 16 6mo ago A 44 tokens original MIT

sdd-pipeline

590

eduwxyz/my-awesome-skills

Plugin Claude Code

Bundles 6 skills, 1 hook · 463 tokens together

Spec-driven development pipeline for Claude Code: interview-to-spec, spec-approach, tdd, verify, diagnose, and a feature orchestrator.

not rated 16 3mo ago A tokens not measured

sdlc-8-acceptance

592

hackersandwizards/artificer

Agent Claude Code

Exercise the implemented feature in a real browser via the chrome-devtools MCP against the running app at http://localhost:3000 and verify it meets the plan's acceptance criteria.

not rated 16 2mo ago A 20 tokens original MIT

acceptance-testing

593

onfire7777/universal-ai-skills-library

Skill Claude CodeCodex

Use for verifying business requirements with executable specifications using BDD frameworks. Covers Cucumber (Java, JS, Ruby), SpecFlow/Reqnroll (C#), Behave (Python), Gauge (ThoughtWorks), and Godog (Go). Includes Gherkin feature files, step definitions, BDD workflow, and cross-language examples. USE FOR: Cucumber…

not rated 16 1mo ago A 163 tokens original MIT

postman

594

Postman-Devrel/agent-skills

Skill Claude Code

Full API lifecycle management through Postman. Sync OpenAPI specs to collections, generate typed client code, run API tests, create mock servers, publish documentation, audit security against OWASP Top 10, and discover APIs across workspaces. Requires the Postman MCP Server. Use this skill when the user mentions…

not rated 16 6mo ago A Socket: passSnyk: warn 111 tokens original MIT

build-judge

595

breethomas/bette-think

Skill Claude CodeCodex

Build an LLM-as-Judge evaluator for one specific failure mode. Binary pass/fail only. Use when a failure mode requires interpretation (tone, faithfulness, relevance, completeness) and cannot be checked with code. Do NOT use when the failure can be checked with regex, schema validation, or execution tests. Do NOT use…

not rated 16 6mo ago A 79 tokens

testing

597

aa-io/site

Cursor rule Cursor

This project uses Vitest for testing with React Testing Library for component testing. The testing stack includes.

not rated 16 2mo ago A 2,028 tokens

test

598

mdlmarkham/TailOpsMCP

Command Claude Code

Run tests, identify issues, and generate coverage reports.

not rated 16 8mo ago A 11 tokens

verify

599

meltforce/FreeReps

Skill Claude CodeCodex

Run the checks that have to pass before a FreeReps commit lands — Go build, vet, tests and golangci-lint, the frontend type check and build, and the document contract check. Triggers — "verify", "prüf das durch", "vor dem commit", "läuft das durch", "check before committing", "run the checks", "does CI pass". Not for…

not rated 16 28d ago A 97 tokens original MIT

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