Testing plugins

2,539 tagged Testing, measured the same way as everything else here.

Browse within: claude-plugin 48agentic-coding 42code-quality 42claude-code-skills 32ai-coding-assistant 30claude-code-plugins 29claude-code-skill 28claude-code-marketplace 27agentic-workflow 24browser-automation 24plugins 24agentic 21claude-ai 21plugin 21

sc-skills

169

kylesnowschwartz/SimpleClaude

Plugin Claude Code

Skills and agents for diagrams, codebase patterns, hypothesis testing, Socratic thinking, file querying, frontend design, image generation, and command creation.

112 4d ago A tokens not measured

helpline-ai-layer

170

coleam00/helpline

Plugin Claude Code

Portable Helpline AI Layer: the scoped-tests skill, the self-improving CLAUDE.md review hook, the read-only explorer subagent, and the codebase-search MCP server. Install this and any repo gets the team's baseline Claude Code setup on day one.

111 3mo ago A tokens not measured

harness-engineering

173

alchemiststudiosDOTai/harness-engineering

Plugin Claude Code

Harness Engineering framework - skills, agents, and commands for safe, reviewable, incremental agent-driven development. Includes RPEQ workflow (Research, Plan, Execute, QA), ast-grep setup, and codebase analysis tools.

104 5mo ago A tokens not measured original MIT

entrix

174

phodal/entrix

Plugin Claude Code

Harness Engineering plugin exposing executable fitness functions for architecture quality, change-aware validation, and MCP-powered review context.

104 +1 3mo ago A tokens not measured original MIT

tpavanipradeep/everything-claude-code

Plugin Claude Code

Complete collection of battle-tested Claude Code configs from an Anthropic hackathon winner - agents, skills, hooks, and rules evolved over 10+ months of intensive daily use.

104 +1 5mo ago A tokens not measured copy · 100% MIT

claude-plugin

177

javiarmesto/ALDC-AL-Development-Collection

Plugin Claude Code

AI-Native AL Development Collection for Microsoft Dynamics 365 Business Central. Agents (architect, developer, conductor, pre-sales, agent-builder, triage, dredd) + TDD subagents, skills, and workflows for extension-only development with TDD, BCQuality-cited review/audit, event-driven architecture, and HITL gates.

103 15d ago A tokens not measured original MIT

skillkit-marketplace

179

rfxlamia/skillkit

Plugin Claude Code

Professional skill creation with TDD workflow and behavioral validation. Includes dual-mode (fast/full), pressure testing, and quality gates.

101 5mo ago A tokens not measured original Apache-2.0

skillkit

180

rfxlamia/skillkit

Plugin Claude Code

Professional skill creation with TDD workflow. Features dual-mode (fast/full), behavioral validation, and automated quality gates for 9.0/10+ scores.

101 5mo ago A tokens not measured original Apache-2.0

launchworthy

182

Wunderlandmedia/launchworthy

Plugin Claude Code

Production readiness audit for apps built with AI coding tools. Detects your stack, audits 5 domains, and produces a scored punch list with copy-paste fixes.

95 3d ago A tokens not measured original MIT

evsys-sdk

183

ev-sys/evsys-sdk

Plugin Claude Code

evsys-sdk usage skills for the autoresearch loop: read a project's goal and experiment history, decide the next experiment, scaffold and launch it, and read/write experiments, datasets, benchmarks, and metrics via the SDK.

94 13d ago A tokens not measured

claude-plugins

184

2389-research/claude-plugins

Plugin Claude Code

2389.ai skill collection including Firebase, CSS, testing, and development workflows.

93 7d ago A tokens not measured original MIT

pict-test-designer

186

omkamal/pypict-claude-skill

Plugin Claude Code

Design comprehensive test cases using PICT (Pairwise Independent Combinatorial Testing) for any piece of requirements or code. Analyzes inputs, generates PICT models with parameters, values, and constraints for valid scenarios using pairwise testing. Outputs the PICT model, markdown table of test cases, and expected…

93 5mo ago A tokens not measured

AccessLint/skills

Plugin Claude Code

Web accessibility (a11y) tooling for Claude Code — WCAG 2.2 scanning, keyboard and screen-reader checks, WCAG-EM conformance audits, remediation, and CI regression diffing.

92 8d ago A tokens not measured

accesslint

188

AccessLint/skills

Plugin Claude Code

Web accessibility (a11y) skills for Claude Code: audit a site for WCAG 2.2 conformance, scan a page with the rule engine, run hands-on keyboard and screen-reader checks, fix violations, and catch regressions in CI.

92 8d ago A tokens not measured

fable5-methodology

189

UnpaidAttention/fable5-methodology

Plugin Claude Code

Self-enforcing engineering methodology extracted from Claude Fable 5 for less advanced models: prime directives + integrity rules injected each session, 26 on-demand skills, 4 contracted subagents (builder, qa-verifier, code-reviewer, research-scout), and 6 lifecycle hooks that gate destructive commands and unverified.

92 1mo ago A tokens not measured

agent-skills

191

rstackjs/agent-skills

Plugin Claude Code

Agent Skills for debugging, tracing, upgrading, and analyzing Rstack projects.

90 6d ago A tokens not measured original MIT

agentic-security

192

Clear-Capabilities/agentic-security

Plugin Claude Code

Agentic-Security is a powerful Claude Code plugin that automatically performs Application Security Testing (SAST, SCA, secrets detection, and more). Think of it as the easy button for making your Claude-generated code safe and secure.

90 +3 3d ago A tokens not measured