Agent skills
Testing agent skills
Testing & QA
14 of 14 skills
- Web App TestingOfficial · Anthropic
Uses Playwright to drive a local web app, check behavior, read console logs and take screenshots.
★ 184k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add anthropics/skills --skill webapp-testing - Agent BrowserOfficial · Vercel
Drives a real browser from the command line to navigate, click, fill forms and screenshot pages.
★ 45k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add vercel-labs/agent-browser --skill agent-browser - Playwright Browser AutomationOfficial · OpenAI
Automates a real browser from the terminal for form filling, snapshots, scraping and UI debugging.
★ 28k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add openai/skills --skill playwright - Playwright CLIOfficial · Microsoft (Playwright)
Microsoft's skill for driving browsers and working with Playwright tests from the CLI.
★ 15k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add microsoft/playwright-cli --skill playwright-cli - Property-Based TestingOfficial · Trail of Bits
Writes and debugs property-based tests with Hypothesis, fast-check, proptest and similar tools.
★ 7.8k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add trailofbits/skills --skill property-based-testing - Analyze .NET PerformanceOfficial · Microsoft (.NET)
Scans .NET code for common performance anti-patterns in async, memory, LINQ and I/O.
★ 5.7k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add dotnet/skills --skill analyzing-dotnet-performance - Browserbase BrowserOfficial · Browserbase
Controls a browser through CLI commands to browse sites, fill forms and extract data.
★ 3.7k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add browserbase/skills --skill browser - Adversarial UI TestOfficial · Browserbase
Tests what changed in a git diff through a browser: functionality, accessibility, layout, UX.
★ 3.7k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add browserbase/skills --skill ui-test - Find BugsOfficial · Sentry
Reviews the current branch's changes for bugs, security holes and quality problems.
★ 1.1k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add getsentry/skills --skill find-bugs - k6 Load TestingOfficial · Grafana Labs
Writes and reviews k6 scripts for load, stress, soak and browser tests.
★ 290 (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add grafana/skills --skill k6 - Sentry Debug IssueOfficial · Sentry
Pulls a Sentry issue's stack trace, breadcrumbs and logs, fixes the code and resolves it.
★ 271 (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add getsentry/sentry-for-ai --skill sentry-debug-issue - Systematic DebuggingCommunity · Jesse Vincent (obra)
A root-cause-first process for bugs and failing tests before any fix is attempted.
★ 305k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add obra/superpowers --skill systematic-debugging - Test-Driven DevelopmentCommunity · Jesse Vincent (obra)
Enforces a red-green-refactor loop: write a failing test first, then the code.
★ 305k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add obra/superpowers --skill test-driven-development - Verification Before CompletionCommunity · Jesse Vincent (obra)
Requires running checks and showing their output before claiming work is done.
★ 305k (repo)
Install (any agent)Claude Code, Codex, Copilot, Cursor, Gemini CLI steps →npx skills add obra/superpowers --skill verification-before-completion
FAQ
What are the best testing agent skills?+
Start with the ones from the publisher of the tool you use: Web App Testing (Anthropic), Agent Browser (Vercel), Playwright Browser Automation (OpenAI), Playwright CLI (Microsoft (Playwright)), Property-Based Testing (Trail of Bits), Analyze .NET Performance (Microsoft (.NET)).
How do I install a testing skill?+
Run npx skills add owner/repo --skill name and pick your agent, or copy the skill folder into ~/.claude/skills (Claude Code), .agents/skills (Codex) or .github/skills (Copilot). Each skill page has the exact command for Web App Testing and the rest.
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