1,559 of these skill files have been read, by 1,201 distinct authors, and what they tell an agent counted. What Test authors agree on, and what they forbid

• 4141

  Testing guide

  AsiaOstrich/universal-dev-skills/skills/testing-guide · Skill

  no license43★ repo

  ⚠️ ARCHIVED: Merged into universal-dev-standards v3.0.0. See https://github.com/AsiaOstrich/universal-dev-standards

• 4142

  Macos test diagnoser

  Xopoko/build-swift-apps/skills/macos-test-diagnoser · Skill

  43★ repo

  Swift-focused AI agent skills for iOS and macOS: build, debug, simulator, SwiftUI, Xcode, App Store workflows. Part of Plug'n Skills.

• 4143

  Tuist flaky test stabilizer

  Xopoko/build-swift-apps/skills/tuist-flaky-test-stabilizer · Skill

  43★ repo

  Swift-focused AI agent skills for iOS and macOS: build, debug, simulator, SwiftUI, Xcode, App Store workflows. Part of Plug'n Skills.

• 4144

  Xcode ui test stabilizer

  Xopoko/build-swift-apps/skills/xcode-ui-test-stabilizer · Skill

  43★ repo

  Swift-focused AI agent skills for iOS and macOS: build, debug, simulator, SwiftUI, Xcode, App Store workflows. Part of Plug'n Skills.

• 4145

  Badskill

  haabe/mycelium/tests/bash/fixtures/check_31/missing_preflight/plugins/mycelium/skills/badskill · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4146

  Goodskill

  haabe/mycelium/tests/bash/fixtures/check_31/present/plugins/mycelium/skills/goodskill · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4147

  Ost render

  haabe/mycelium/tests/bash/fixtures/check_43/invalid_value/plugins/mycelium/skills/ost-render · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4148

  Ost render

  haabe/mycelium/tests/bash/fixtures/check_43/missing_body/plugins/mycelium/skills/ost-render · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4149

  Ost render

  haabe/mycelium/tests/bash/fixtures/check_43/missing_frontmatter/plugins/mycelium/skills/ost-render · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4150

  Ost render

  haabe/mycelium/tests/bash/fixtures/check_43/valid_none/plugins/mycelium/skills/ost-render · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4151

  Ost render

  haabe/mycelium/tests/bash/fixtures/check_43/valid_yes/plugins/mycelium/skills/ost-render · Skill

  42★ repo

  AI made building cheap. It didn't make deciding cheap. Mycelium is a Claude Code harness that makes your agent run discovery and weigh evidence before it writes code. It earns the right to start. Built for software, courses, AI tools, and services.

• 4152

  Analyze coverage

  sequenzia/agent-alchemy/claude/tdd-tools/skills/analyze-coverage · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4153

  Create tdd tasks

  sequenzia/agent-alchemy/claude/tdd-tools/skills/create-tdd-tasks · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4154

  Execute tdd tasks

  sequenzia/agent-alchemy/claude/tdd-tools/skills/execute-tdd-tasks · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4155

  Generate tests

  sequenzia/agent-alchemy/claude/tdd-tools/skills/generate-tests · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4156

  Tdd cycle

  sequenzia/agent-alchemy/claude/tdd-tools/skills/tdd-cycle · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4157

  Bug investigator

  sequenzia/agent-alchemy/ported/20260304-102613/dev-tools/skills/bug-investigator · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4158

  Bug investigator

  sequenzia/agent-alchemy/ported/20260310/all/skills-flat/bug-investigator · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4159

  Bug investigator

  sequenzia/agent-alchemy/ported/20260310/flat/dev-tools/skills/bug-investigator · Skill

  42★ repo

  Agent Alchemy is a curated collection of plugins, apps, and extensions designed to elevate your agentic engineering workflows. Built for Claude Code and other AI coding agents, these tools help developers work smarter and ship faster.

• 4160

  Browser testing with devtools

  KevinKE93/Dev_Agent_OPC/dev-agent/skills/browser-testing-with-devtools · Skill

  no license42★ repo

  A automatic dev agent from idea → spec → design → plan → build → test → review → ship and included many roly and responsibility. Add many feature and modified for OPC or small business team. Based on @addyosmani agent-skills

• 4161

  Code review

  addxai/enterprise-harness-engineering/skills/code-review · Skill

  42★ repo

  Enterprise-grade AI Agent Skills for software development, DevOps, SRE, security, and product teams. Compatible with Claude Code, Cursor, Windsurf, Gemini CLI, GitHub Copilot, and 30+ AI coding agents.

• 4162

  Testing strategy

  addxai/enterprise-harness-engineering/skills/testing-strategy · Skill

  42★ repo

  Enterprise-grade AI Agent Skills for software development, DevOps, SRE, security, and product teams. Compatible with Claude Code, Cursor, Windsurf, Gemini CLI, GitHub Copilot, and 30+ AI coding agents.

• 4163

  Uat story writer

  addxai/enterprise-harness-engineering/skills/uat-story-writer · Skill

  42★ repo

  Enterprise-grade AI Agent Skills for software development, DevOps, SRE, security, and product teams. Compatible with Claude Code, Cursor, Windsurf, Gemini CLI, GitHub Copilot, and 30+ AI coding agents.

• 4164

  Tdd test engineer

  DominikTobureto/awesome-grok-build/.grok/skills/tdd-test-engineer · Skill

  42★ repo

  Grok Build resources, reusable .grok/skills, AGENTS.md templates, hooks, prompts, and starter workflows.

• 4165

  Test harness auditor

  tdimino/claude-code-minoan/skills/core-development/test-harness-auditor · Skill

  41★ repo

  A curated ~/.claude/ configuration for professional development workflows — 90+ skills, 46 hooks, and CLI tools

• 4166

  Agent browser

  tdimino/claude-code-minoan/skills/integration-automation/agent-browser · Skill

  41★ repo

  A curated ~/.claude/ configuration for professional development workflows — 90+ skills, 46 hooks, and CLI tools

• 4167

  Super ralph wiggum

  tdimino/claude-code-minoan/skills/planning-productivity/super-ralph-wiggum · Skill

  41★ repo

  A curated ~/.claude/ configuration for professional development workflows — 90+ skills, 46 hooks, and CLI tools

• 4168

  Qa methodology

  magnus919/agent-skills/qa-methodology · Skill

  41★ repo

  Curated collection of AI agent skills for Hermes and other agent frameworks

• 4169

  Test case writer

  skinnerlee1225/enterprise-prd-toolkit/skills/test-case-writer · Skill

  40★ repo

  把金融級 PRD 方法論工程化成四個 Claude Skills：找洞 → 寫規格 → 產測試。含交易所提現、自營交易挑戰賽的完整 PRD 範例。

• 4170

  Httpie

  jjmartres/ai-coding-agents/shared/.ai-agents/skills/httpie · Skill

  40★ repo

  Single source of truth for AI coding agent configuration — skills, commands and rules shared across OpenCode and Pi.

• 4171

  Web browser automation

  SpillwaveSolutions/automating-mac-apps-plugin/plugins/automating-mac-apps-plugin/skills/web-browser-automation · Skill

  40★ repo

  Agents, Skills and Commands for automating Keynote, Notes, Reminders, Numbers and more using AppleScript and PyXA (JXA too).

• 4172

  Swing review

  TheStack-ai/swing-skills/skills/swing-review · Skill

  39★ repo

  Open-source Claude Code skills — 6 cognitive firewalls block AI hallucination, bias & sloppy reasoning. npx skills add

• 4173

  Rootnode skill builder

  drayline/rootnode-skills/rootnode-skill-builder · Skill

  no license39★ repo

  27 Skills that diagnose, build, and optimize every architectural layer of your Claude environment

• 4174

  Python testing

  martinffx/atelier/skills/python-testing · Skill

  39★ repo

  An atelier for Opencode, Claude Code, and other coding agents: spec-driven workflows, deep thinking, and code quality.

• 4175

  Typescript testing

  martinffx/atelier/skills/typescript-testing · Skill

  39★ repo

  An atelier for Opencode, Claude Code, and other coding agents: spec-driven workflows, deep thinking, and code quality.

• 4176

  Axe rules

  mgifford/accessibility-skills/skills/axe-rules · Skill

  39★ repo

  A collection of Claude Skill to mirror https://mgifford.github.io/ACCESSIBILITY.md

• 4177

  Behavioral a11y

  mgifford/accessibility-skills/skills/behavioral-a11y · Skill

  39★ repo

  A collection of Claude Skill to mirror https://mgifford.github.io/ACCESSIBILITY.md

• 4178

  Manual testing

  mgifford/accessibility-skills/skills/manual-testing · Skill

  39★ repo

  A collection of Claude Skill to mirror https://mgifford.github.io/ACCESSIBILITY.md

• 4179

  Cypress explain

  cypress-io/ai-toolkit/skills/cypress-explain · Skill

  38★ repo

  Fast, flexible, and open tooling for building intelligent workflows with Cypress.

• 4180

  Cypress Cloud MCP

  cypress-io/ai-toolkit/io.cypress.mcp/cypress-cloud · MCP server

  38★ repo

  Direct access to Cypress tests results and accessibility reports in your AI workflow.

• 4181

  Create manual test instructions

  eai-org/agent-toolkit/skills/create-manual-test-instructions · Skill

  37★ repo

  Minimalistic, project-agnostic skills and rules for AI coding agents

• 4182

  Thrunt add tests

  backbay-labs/thrunt-god/thrunt-god/examples/brute-force-to-persistence/.github/skills/thrunt-add-tests · Skill

  36★ repo

  Threat hunting command system for agentic IDEs

• 4183

  A b testing

  LeadMagic/gtm-skills/skills/analytics/a-b-testing · Skill

  36★ repo

  205 production GTM agent skills for Claude Code — sales, outbound, prospecting, RevOps, ABM, PLG, CS, automation. Framework-cited playbooks with artifacts + QA scripts.

• 4184

  Growth experimentation

  LeadMagic/gtm-skills/skills/analytics/growth-experimentation · Skill

  36★ repo

  205 production GTM agent skills for Claude Code — sales, outbound, prospecting, RevOps, ABM, PLG, CS, automation. Framework-cited playbooks with artifacts + QA scripts.

• 4185

  Landing page copy

  LeadMagic/gtm-skills/skills/creative/landing-page-copy · Skill

  36★ repo

  205 production GTM agent skills for Claude Code — sales, outbound, prospecting, RevOps, ABM, PLG, CS, automation. Framework-cited playbooks with artifacts + QA scripts.

• 4186

  Security assessments

  LeadMagic/gtm-skills/skills/founder-led/security-assessments · Skill

  36★ repo

  205 production GTM agent skills for Claude Code — sales, outbound, prospecting, RevOps, ABM, PLG, CS, automation. Framework-cited playbooks with artifacts + QA scripts.

• 4187

  Landing pages

  LeadMagic/gtm-skills/skills/inbound/landing-pages · Skill

  36★ repo

  205 production GTM agent skills for Claude Code — sales, outbound, prospecting, RevOps, ABM, PLG, CS, automation. Framework-cited playbooks with artifacts + QA scripts.

• 4188

  Debugger

  manusco/resonance/.agents/skills/engineering/debugger · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4189

  Qa

  manusco/resonance/.agents/skills/ops/qa · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4190

  Grill

  manusco/resonance/.agents/skills/strategy/grill · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4191

  Venture

  manusco/resonance/.agents/skills/strategy/venture · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4192

  Test

  manusco/resonance/.claude/skills/test · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4193

  Test

  manusco/resonance/.cursor/skills/test · Skill

  36★ repo

  The Vibe Coding Operating System.

• 4194

  Scipy statistical testing starter

  ma-compbio-lab/SkillFoundry/skills/statistical-and-machine-learning-foundations-for-science/scipy-statistical-testing-starter · Skill

  36★ repo

  A framework for discovering, compiling, and validating reusable skills for scientific agents.

• 4195

  Skip skill listing in test environment

  ychampion/cskill-agents/agents/claude-code/skills/skip-skill-listing-in-test-environment · Skill

  36★ repo

  Agent skills for coding CLIs, multi-agent runtimes, context engines, MCP extensions, and terminal tooling. Instead of using claude code's source code, give your agent skills to create your own!

• 4196

  Skip skill listing in test environment

  ychampion/cskill-agents/agents/codex/skills/skip-skill-listing-in-test-environment · Skill

  36★ repo

  Agent skills for coding CLIs, multi-agent runtimes, context engines, MCP extensions, and terminal tooling. Instead of using claude code's source code, give your agent skills to create your own!

• 4197

  Skip skill listing in test environment

  ychampion/cskill-agents/skills/skip-skill-listing-in-test-environment · Skill

  36★ repo

  Agent skills for coding CLIs, multi-agent runtimes, context engines, MCP extensions, and terminal tooling. Instead of using claude code's source code, give your agent skills to create your own!

• 4198

  Curate tests

  theogbrand/yoink/plugins/yoink/skills/curate-tests · Skill

  35★ repo

  yoink is an AI agent that removes complex dependencies by reimplementing only what you need.

• 4199

  Playwright

  CodelyTV/agentic_programming-course/05-mcps/3-mcp_vs_cli/4-multiple_cli/.agents/skills/playwright · Skill

  35★ repo

  Agentic Programming with AI: Practical Fundamentals course examples

• 4200

  Testing

  CodelyTV/agentic_programming-course/06-evolution/2-mcp_skills_subagents_documentation/2-skills/.agents/skills/testing · Skill

  35★ repo

  Agentic Programming with AI: Practical Fundamentals course examples