Testing

20,069 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.

harness

434

studioKjm/ai-harness-template

Plugin Claude Code

Bundles 2 skills, 44 commands, 12 agents · 1,869 tokens together

Specification-first AI harness: 11 structural gates, 11 Ouroboros commands, 11 agent personas, and 3-tier architecture enforcement. v2.1: Pair Mode (Navigator-Driver + independent test design + /review command).

not rated 46 changed 1mo ago A tokens not measured original MIT

vindicate

435

OpenEvident/vindicate

Skill Claude CodeCodex

Use when the user wants to write, add, fix, stabilize (flaky), refactor, run, or audit Playwright browser tests, draft requirements/stories from a recording (no tests), find test-coverage gaps, scaffold a Playwright project, or set up Playwright CI. Vindicate's guided workflow for grounded, conformant Playwright test…

not rated 45 2mo ago A SkillSpector: pass 77 tokens original Apache-2.0

gmaxxxie/ai-native-product-agent-skills

Skill Claude CodeCodex

A practical method for auditing an AI product or system before release. It examines design evidence, evaluation evidence, and shadow evidence, then defines release limits and a go/no-go decision.

not rated 45 +1 changed 2mo ago A 83 tokens

Test Generator

437

DollhouseMCP/mcp-server

Agent Claude Code

Automated unit test generation for code with comprehensive coverage.

not rated 45 +1 today A 13 tokens AGPL-3.0

crash-analysis

439

daedalus/fuzzer

Skill Claude CodeCodex

Systematically analyze, classify, and attribute crash artifacts from coverage-guided fuzzing campaigns. Use this skill whenever the user asks to analyze a crash, understand a crash report, reproduce a segfault/SIGFPE/SIGBUS, build a regression test for a crash, generate a FINDINGS.md entry, or identify the root cause…

not rated 45 changed 1mo ago C 162 tokens original MIT

pdca

440

kenjudy/pdca-agentic-coding-framework

Plugin Claude Code

Bundles 1 skill, 5 commands · 139 tokens together

TDD-disciplined AI code generation using Plan-Do-Check-Act methodology. Enforces architecture-first analysis, strict red-green-refactor, Socratic ACT retrospectives, and optional Beads task tracking integration.

not rated 45 changed 15d ago A tokens not measured

mcp

442

webdriverio/mcp

MCP server Claude CodeCodexCursor +2

MCP server with WebdriverIO for browser and mobile app automation (iOS/Android via Appium). Runs locally from the @wdio/mcp npm package.

not rated 44 3d ago A tokens not measured original MIT

e2e

444

BlockedPath/pi-xai-oauth

MCP server Cursor

SDK, runner, and CLI for agentic end-to-end testing. Runs locally from the e2e npm package.

not rated 44 +1 2d ago A Socket: pass tokens not measured copy · 100% MIT

testrail-qa

445

uarlouski/testrail-mcp-server

Skill Claude CodeCodex

Work with TestRail through the TestRail MCP Server — find where cases live, write schema-valid test cases, build targeted test runs, triage failures, and report results by case ID. Use when the user mentions TestRail, test cases (C123), test runs, test results, regression suites, or QA coverage.

not rated 44 today A 70 tokens original Apache-2.0

smartbear

446

SmartBear/smartbear-mcp

Plugin Claude Code

Bundles 1 MCP server

Connects Claude to SmartBear tools, including BearQ, BugSnag, Collaborator, PactFlow, QMetry, QTM4J, Reflect, Swagger and Zephyr, through the SmartBear MCP server.

not rated 44 changed 6d ago A tokens not measured original MIT

idempotent_tests

447

rossshannon/Things3-MCP

Cursor rule Cursor

IMPORTANT: Follow these rules whenever modifying any files in the tests/ directory.

not rated 43 +1 4d ago A 0 tokens

accessibility_testing

448

vuralserhat86/antigravity-agentic-skills

Skill Claude CodeCodex

Guide for conducting comprehensive accessibility audits of code to identify WCAG compliance issues and barriers to inclusive design. This skill should be used when reviewing accessibility, ARIA implementation, keyboard navigation, or screen reader compatibility.

not rated 43 10mo ago A 45 tokens

excessibility

449

lessthanseventy/excessibility

Plugin Claude Code

Bundles 3 skills · 97 tokens together

LiveView introspection and accessibility testing skills for Phoenix. Use htmlsnapshot() to capture state at any point, axe-core for WCAG compliance, timeline analysis for debugging.

not rated 43 +1 today A tokens not measured original MIT

sceneproof

450

ReyJ94/SceneProof

Skill Claude CodeCodex

Use whenever a change can alter rendered output — components, styles, layout, SVG, canvas, scenes, cameras, lights, materials, animation — before claiming that something looks right, is visible, or renders correctly, and when diagnosing why something is invisible, black, clipped, misframed, or mis-lit.

not rated 43 +1 changed 5d ago A SkillSpector: pass 66 tokens original MIT

playwright

451

lizTheDeveloper/solarpunk_utopia

MCP server Claude CodeCodexCursor +2

Model Context Protocol servers for Playwright. Runs locally from the @executeautomation/playwright-mcp-server npm package. Needs 1 environment variable to run.

not rated 43 6d ago A tokens not measured

mcp-testrail

452

bun913/mcp-testrail

MCP server Claude CodeCodexCursor +2

MCP server "mcp-testrail" as configured in bun913/mcp-testrail. Runs locally from the @bun913/mcp-testrail npm package.

not rated 42 4mo ago A tokens not measured original MIT archived

quality-gates

453

NikiforovAll/lazyclaude

Skill Claude Code

This skill should be used when the user wants to run code quality checks (linting, formatting, type checking, tests) on the lazyclaude project. Use this skill when asked to "run quality gates", "check the code", "run tests", "lint the code", or verify code quality before committing.

not rated 42 7mo ago A 68 tokens original MIT

test-coverage-mcp

454

goldbergyoni/test-coverage-mcp

MCP server Claude CodeCodexCursor +2

Analyze test coverage from LCOV files - makes AI agents coverage-aware without wasting tokens. Runs locally from the test-coverage-mcp npm package.

not rated 42 9mo ago A tokens not measured

rawveg/skillsforge-marketplace

Skill Claude CodeCodex

Use proactively when you need to implement features or fix bugs using strict Test-Driven Development (TDD) methodology. This agent should be activated for any coding task that requires writing new functionality, refactoring existing code, or ensuring comprehensive test coverage, but should not be used for any…

not rated 40 8mo ago A 113 tokens

autonomous-dev

456

zxkane/autonomous-dev-team

Skill Claude Code

Use to develop a feature or bug fix end-to-end through a TDD git-worktree workflow — interactively (developer-led) or unattended (autonomous-mode, driven by the dispatcher). Triggers on phrases like "implement issue #N", "fix this bug", "add a feature", "create a worktree", "write test cases", "push and open a PR"…

not rated 40 changed 1mo ago A 162 tokens

At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: