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.

cc-arsenal-dev

889

mgiovani/cc-arsenal

Plugin Claude Code

Bundles 19 skills · 2,922 tokens together

Development skills: feature implementation, bug fixing, testing, refactoring, CI/CD generation, framework documentation injection, project planning, image generation (Codex imagegen), database migrations, Docker setup, environment setup, visual regression checks, i18n checks, release shipping, and open-source launch…

not rated 8 changed 14d ago A tokens not measured original MIT

opik-compare

890

comet-ml/opik-skills

Skill Claude Code

Run a candidate against the baseline over an Opik test suite and read the numbers back — which cases broke, which got fixed, the per-metric deltas, worst rows, and whether the two runs are comparable — with the Opik compare-view link. Runs via the SDK; reads results via the MCP when connected. Does not issue a…

not rated 8 yesterday A 156 tokens copy · 98% Apache-2.0

evidence-standards

891

jleechanorg/agent-orchestrator-ts

Skill Claude CodeCodex

Evidence standards for testing and verification, including evidence classes, mock/real boundaries, and proof bundle requirements.

not rated 8 1mo ago A 27 tokens original MIT

python_dev

892

thisismygitrepo/machineconfig

Cursor rule Cursor

Cursor rule "python_dev" from thisismygitrepo/machineconfig, covering python development environment and tooling, python coding rules, general programming ethos and privacy.

not rated 8 6mo ago A 1,593 tokens original Apache-2.0

dotnet-engineer-skill

893

lschaffer/tealkit

Skill Claude CodeCodex

Comprehensive .NET skill for WinForms modernization, backend services refactoring, unit & integration test generation, and automated project upgrades.

not rated 8 changed 5d ago A 33 tokens original MIT

playwright-skill

894

agentverus/agentverus-scanner

Skill Claude CodeCodex

Complete browser automation with Playwright. Auto-detects dev servers, writes clean test scripts to /tmp. Test pages, fill forms, take screenshots, check responsive design, validate UX, test login ...

not rated 8 24d ago A 46 tokens copy · 88% MIT

application-testing

895

Aryan-Jhaveri/mcp-statcan

Skill Claude CodeCodex

Sets up, runs, debugs, and interprets results from postman application test — the Postman layer that runs your Playwright tests, captures their network traffic, matches it against a collection contract, runs pm.test assertions, and publishes results to Application Inventory. Covers the Postman side of the integration…

not rated 8 +1 2d ago A 190 tokens original MIT

arcforge

896

GregoryHo/arcforge

Plugin Claude Code

Bundles 17 skills, 3 agents · 1,001 tokens together

Minimal, composable skill toolkit for AI coding agents: intent-first routing, self-contained skills, TDD, opt-in session learning.

not rated 8 14d ago A tokens not measured original MIT

prove-it

897

Pablo-aps/prove-it

Skill Codex

Adversarially verify claims that code, fixes, tests, CI, deployments, logs, or systems are correct, complete, healthy, or safe to merge. Use when asked to prove, verify, validate, confirm, double-check, review the agent's own work, check whether a bug is actually fixed, or decide whether green signals justify a…

not rated 7 +1 2mo ago A SkillSpector: pass 120 tokens original Apache-2.0

specmint-tdd-html

898

ngvoicu/kluris

Skill Claude CodeCodex

TDD-first spec management for AI coding workflows. Use this skill when the user explicitly mentions specs, forging, or structured planning: says "forge", "forge a spec", "write a spec for X", "create a spec", "plan X as a spec", "resume", "what was I working on", "spec list/status/pause/switch/activate", "implement…

not rated 7 +1 changed 15d ago A 147 tokens original MIT

test-personas

900

archugunov/pm-job-search

Skill Claude Code

Internal test harness for plugin maintainers. End users should not invoke this. Runs synthetic personas through critical journeys against the plugin and produces LLM-judge findings reports. Trigger words "/test-personas", "run the test harness", "test the plugin end-to-end", "run the test personas".

not rated 7 2mo ago A SkillSpector: pass 64 tokens original MIT

PowerAppsControl

901

ilyafainberg/PowerAppsControl

Skill Claude CodeCodex

Drive the PowerAppsControl MCP server to UX-test a Power App end to end: open and verify an app URL, let the user choose a mode (smoke test = in-depth read-only exploration that produces a repeatable natural-language test plan; or run my test plan), then run it in a recorded session and produce a video + HTML report…

not rated 7 4mo ago A 177 tokens GPL-3.0

browser-automation

903

EmilLindfors/rust-browser-mcp

Skill Claude Code

Enterprise-grade browser automation using WebDriver protocol. Use when the user needs to automate web browsers, perform web scraping, test web applications, fill forms, take screenshots, monitor performance, or execute multi-step browser workflows. Supports Chrome, Firefox, and Edge with connection pooling and health…

not rated 7 10mo ago A 61 tokens

quality-assurance

904

logosdx/monorepo

Cursor rule Cursor needs its repo

When writing tests, documentation, JSDoc, or any code quality assurance work.

not rated 7 10d ago A 16 tokens original BSD-3-Clause

testing

905

Justdvp/claude-code-templates

Command Claude Code

Comprehensive testing setup for FastAPI applications with pytest and async support.

not rated 7 28d ago A 0 tokens original MIT

cursor-rules

906

trianglegrrl/promptonomicon

Cursor rule Cursor

This project uses the Promptonomicon framework for structured, documentation-driven development.

not rated 7 8mo ago A 334 tokens original MIT

testing

907

bestcarly/opc-coding-guide

Cursor rule Cursor

A set of project rules for writing unit and integration tests. Unit tests check one function or module, while integration tests check several parts working together, often with a test database.

not rated 7 8mo ago A 1,890 tokens original MIT

bpe

910

MasonEgger/bpe-claude-code-plugin

Plugin Claude Code

Bundles 13 skills, 3 agents · 777 tokens together

BPE (Brainstorm-Plan-Execute) development workflow: a permanent spec with invariants and deferred work, spec-driven TDD, autonomous multi-step runs with a validation gate, vendored rules for contributors, and cross-session continuity.

not rated 7 changed 1mo ago A tokens not measured original MIT

ripplo

911

ripplo/claude-plugin

Plugin Claude Code

Bundles 2 skills · 166 tokens together

Ripplo reviews pull requests by driving your app end to end in a real browser and reporting what broke, with the evidence. This plugin connects an app to Ripplo and lets Claude Code fix what a review found and add what a review could not cover.

not rated 7 changed 5d ago A tokens not measured

chaosmesh-mcp-server

912

RadiumGu/Chaosmesh-MCP

MCP server Claude CodeCodexCursor +2

MCP server "chaosmesh-mcp-server" as configured in RadiumGu/Chaosmesh-MCP. Runs locally from the chaosmesh-mcp-server Python package.

not rated 7 7mo ago A tokens not measured

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: