Testing plugins

873 tagged Testing, measured the same way as everything else here.

Browse within: claude-code-plugin 142skills 38ai-tools 35cursor 34ai-coding 32agents 30cli 27code-quality 27agentic-ai 26LLM 22plugins 22claude-code-plugins 19claude-code-marketplace 18claude-code-skills 17

mattpocock-skills

01

mattpocock/skills

Plugin Claude Code

Bundles 38 skills · 1,293 tokens together

Matt Pocock's agent skills for real engineering: grilling, spec/ticket flows, TDD, code review, domain modelling and more. Plug-and-play, not vibe coding.

not rated 293k +10k changed 11d ago A ✓ AI review tokens not measured original MIT

ifixai

02

ifixai-ai/iFixAi

Plugin Claude Code

Bundles 1 skill, 1 hook · 178 tokens together

Independent auditing for AI agents, open source. Claude investigates your agent, authors an iFixAi fixture from its setup, and audits it against the one question other tools skip: is it doing the job it's supposed to do, given your business rules and org structure? Adversarial depth, assurance discipline. Test any…

not rated 28k +5.3k yesterday A tokens not measured original Apache-2.0

promptfoo

03

promptfoo/promptfoo

Plugin Claude Code

Bundles 3 skills · 197 tokens together

Teaches AI coding agents to connect providers and targets, write promptfoo eval suites, and set up or run red team scans.

not rated 26k +173 changed 12d ago A tokens not measured original MIT

openmetadata-skills

04

open-metadata/OpenMetadata

Plugin Claude Code

Bundles 23 skills, 5 commands, 6 agents, 1 hook · 1,619 tokens together

Complete AI development workflow for OpenMetadata — structured planning, TDD, code review, test enforcement (90% coverage), systematic debugging, and connector development. Includes language-specific review agents for Java, Python, and TypeScript.

not rated 15k +62 today A tokens not measured original Apache-2.0

ginkgo

05

onsi/ginkgo

Plugin Claude Code

Bundles 13 skills · 1,556 tokens together

Write, run, and debug Ginkgo/Gomega test suites in Go. Skills for the tree-construction mental model, spec authoring and cleanup, tables and generated specs, the full decorator reference, filtering, parallelism, ordered/flaky specs, timeouts and async, the CLI and CI configuration, reporting, and JSON-first failure…

not rated 9.1k +3 changed 6d ago A tokens not measured original MIT

dotnet-test

06

dotnet/skills

Plugin Claude Code

Bundles 24 skills, 10 agents · 3,618 tokens together

Skills for running, generating, analyzing, and improving .NET tests: test execution, filtering, platform detection, coverage, testability, and MSTest workflows.

not rated 5.6k +54 changed 7d ago A tokens not measured original MIT

serve-sim

07

EvanBacon/serve-sim

Plugin Claude Code

Bundles 4 skills · 212 tokens together

Control and stream a running iOS, iPad, or Apple Watch Simulator with serve-sim.

not rated 2.9k +10 yesterday A tokens not measured original Apache-2.0

greenlight

08

RevylAI/greenlight

Plugin Claude Code

Bundles 2 skills · 65 tokens together

Run every App Store and Google Play compliance check in one command: code patterns, privacy manifests, Android manifests and Gradle, IPA/APK/AAB binaries, metadata. Catches rejections before you submit. Claude Code integration: run, fix, re-run until GREENLIT.

not rated 2.4k +4 2mo ago A tokens not measured original MIT

gomega

10

onsi/gomega

Plugin Claude Code

Bundles 12 skills · 1,440 tokens together

Write expressive, correct Gomega assertions in Go. Skills for the Expect/Ω model, synchronous and asynchronous (Eventually/Consistently) assertions, the full matcher catalog, composing and authoring custom matchers, and the gstruct, ghttp, gexec, gbytes, gleak, and gmeasure sub-libraries.

not rated 2.4k +1 changed 21d ago A tokens not measured original MIT

test-writer-fixer

11

composio-community/awesome-claude-plugins

Plugin Claude Code

Bundles 1 agent · 0 tokens together

Use this agent when code changes have been made and you need to write new tests, run existing tests, analyze failures, and fix them while maintaining test integrity. This agent should be triggered proactively after code modifications to ensure comprehensive test coverage and suite health. Examples:\n\n \nContex.

not rated 1.9k +9 2mo ago A tokens not measured

agents-meet-rl

12

thinkwee/AgentsMeetRL

Plugin Claude Code

Bundles 1 skill · 220 tokens together

Troubleshooter + machine-readable corpus for reinforcement-learning training, evaluation, and experiment design on LLM agents (single/multi-agent, multi-turn, tool-augmented). Distilled from the AgentsMeetRL awesome list (378 projects).

not rated 1.9k +4 changed 5d ago A tokens not measured

wooyun-legacy

13

tanweai/wooyun-legacy

Plugin Claude Code

Bundles 1 skill · 202 tokens together

WooYun business logic vulnerability methodology — security testing skill based on 22,132 real vulnerability cases covering 6 domains and 33 vulnerability classes.

not rated 1.8k +2 3mo ago A tokens not measured

evals-skills

14

hamelsmu/evals-skills

Plugin Claude Code

Bundles 7 skills · 458 tokens together

Skills for building LLM evaluations: pipeline audit, error analysis, synthetic data generation, LLM-as-Judge design, evaluator validation, RAG evaluation, and annotation interfaces.

not rated 1.7k +2 2mo ago A tokens not measured original MIT archived

evals

15

ai-evals-course/evals-skills

Plugin Claude Code

Bundles 9 skills · 547 tokens together

Skills for building LLM evals. Starts with interactive error discovery: build a review app, sample diverse traces, and organize human annotations into failure modes.

not rated 1.5k +40 changed 1mo ago A tokens not measured original Apache-2.0

aegis

16

GanyuanRan/Aegis

Plugin Claude Code

Bundles 23 skills, 3 commands, 1 hook · 935 tokens together

Core skills library for Claude Code: TDD, debugging, collaboration patterns, and proven techniques.

not rated 1.3k +15 changed 4d ago A tokens not measured original MIT

skills

17

AI-Builder-Club/skills

Plugin Claude Code

Bundles 11 skills · 1,225 tokens together

Build loop engineers: a file-based knowledge base your agents read/write (loops), plus a codebase harness (dev-local stack, e2e gate, an isolated cloud box per agent via crabbox, and verify-before-ship) so loops can run, test, and ship code autonomously. Plus an SEO growth playbook distilled from two production…

not rated 1.3k +4 1mo ago A tokens not measured

ios-simulator-skill

18

conorluddy/ios-simulator-skill

Plugin Claude Code

Bundles 1 skill · 47 tokens together

29 production-ready scripts for iOS app testing, building, and automation. Provides semantic UI navigation, build automation, accessibility testing, and simulator lifecycle management.

not rated 1.3k +7 changed 1mo ago A tokens not measured original MIT

reticle

19

reticlehq/reticle

Plugin Claude Code

Bundles 1 skill, 1 hook · 97 tokens together

Verify a running web app from the inside. Installs the Reticle skill and registers the Reticle MCP server so the agent can look, act, observe and assert against the real app.

not rated 1.2k +44 changed 6d ago A tokens not measured

harness-skills

20

RyanAlberts/best-of-Agent-Harnesses

Plugin Claude Code

Bundles 10 skills · 1,534 tokens together

Ten skills that test your agent harness on your own machine: sandbox reach, guardrails, 'tests pass' claims, rules the agent breaks, token waste, regressions after updates, MCP tool design, and a test drive of coding agents on tasks from your own git history.

not rated 1.2k +109 4d ago A tokens not measured CC-BY-SA-4.0

matlab/simulink-agentic-toolkit

Plugin Claude Code

Bundles 9 skills · 916 tokens together

Author custom Model Advisor checks, run compliance reviews against industry standards (MISRA, MAB, ISO 26262, DO-178C, AUTOSAR, SLCI), author persistent, requirement-traceable Simulink Test cases, inject faults for robustness testing, perform safety analysis (FMEA, FHA, FTA), detect design errors with root cause…

not rated 1.2k +19 changed 8d ago A tokens not measured

aimock

22

CopilotKit/aimock

Plugin Claude Code

Bundles 1 skill, 1 command · 48 tokens together

Fixture authoring guidance for @copilotkit/aimock — LLM, multimedia, MCP, A2A, AG-UI, vector, and service mocking.

not rated 976 +9 changed 3d ago A tokens not measured original MIT

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