Official skills · page 4

Skills published by Anthropic and by the companies behind the tools they cover, such as Vercel, Cloudflare, Stripe, Supabase and Hugging Face.

186 skills · showing 145–186

Mstest Skill

386

LambdaTest/agent-skills

Generates MSTest tests in C#. Microsoft's built-in testing framework for .NET. Use when user mentions "MSTest", "[TestMethod]", "[TestClass]", "Assert.AreEqual". Triggers on: "MSTest", "[TestMethod]", "[TestClass]", "Microsoft test framework".

Testing & QAIn 1 list76

Nemojs Skill

386

LambdaTest/agent-skills

Generates Nemo.js automation tests in JavaScript. PayPal's Selenium-based test framework for Node.js. Use when user mentions "Nemo.js", "nemo automation". Triggers on: "Nemo.js", "nemo automation", "nemo test", "PayPal test framework".

Testing & QAIn 1 list76

Nightwatchjs Skill

386

LambdaTest/agent-skills

Generates NightwatchJS E2E tests in JavaScript. Integrated test runner with Selenium WebDriver, built-in assertions, and page objects. Use when user mentions "Nightwatch", "NightwatchJS", "nightwatch.conf.js". Triggers on: "Nightwatch", "NightwatchJS", "nightwatch test".

Testing & QAIn 1 list76

Nunit Skill

386

LambdaTest/agent-skills

Generates NUnit 3 tests in C#. Covers Assert.That constraint model, parameterized tests, setup/teardown, and Moq mocking. Use when user mentions "NUnit", "[TestFixture]", "[Test]", "Assert.That", "C# unit test". Triggers on: "NUnit", "[Test]", "Assert.That", "C# test", "NUnit3".

Testing & QAIn 1 list76

Phpunit Skill

386

LambdaTest/agent-skills

Generates PHPUnit tests in PHP. Covers assertions, data providers, mocking, and test doubles. Use when user mentions "PHPUnit", "TestCase", "assertEquals", "PHP test". Triggers on: "PHPUnit", "TestCase PHP", "assertEquals PHP", "PHP unit test".

Software DevelopmentIn 1 list76

Playwright Skill

386

LambdaTest/agent-skills

Generates production-grade Playwright automation scripts and E2E tests in TypeScript, JavaScript, Python, Java, or C#. Supports local execution and TestMu AI cloud across 3000+ browser/OS combinations and real mobile devices. Use when the user asks to write Playwright tests, automate browsers, run cross-browser tests, test on real devices, debug flaky tests, mock APIs, or do visual regression. Triggers on: "Playwright", "E2E test", "browser test", "run on cloud", "cross-browser", "TestMu", "LambdaTest", "test my app", "test on mobile", "real device".

Testing & QAIn 1 list76

Protractor Skill

386

LambdaTest/agent-skills

Generates Protractor E2E tests for Angular/AngularJS apps in JS/TS. NOTE: Protractor is officially deprecated — recommend Playwright or Cypress. Use when user mentions "Protractor", "element(by.model())", "Angular E2E". Triggers on: "Protractor", "element(by.model)", "Angular E2E test", "protractor.conf".

Testing & QAIn 1 list76

Puppeteer Skill

386

LambdaTest/agent-skills

Generates Puppeteer scripts for browser automation, scraping, and PDF generation. Triggers on: "Puppeteer", "headless Chrome", "page.goto", "scrape", "PDF generation".

Documents & Office FilesIn 1 list76

Pytest Skill

386

LambdaTest/agent-skills

Generates production-grade pytest tests in Python with fixtures, parametrize, markers, mocking, and conftest patterns. Use when user mentions "pytest", "conftest", "@pytest.fixture", "@pytest.mark", "Python test". Triggers on: "pytest", "conftest", "Python test", "parametrize", "Python unit test".

Testing & QAIn 1 list76

Reqnroll Skill

386

LambdaTest/agent-skills

Generates production-grade Reqnroll BDD automation scripts for web (Selenium 3/4) and mobile (Appium 2) testing in C#. Supports parallel NUnit execution locally and on TestMu AI cloud. Use when the user asks to write BDD tests, automate with Reqnroll, create .feature files, write Gherkin scenarios, write step definitions, migrate from SpecFlow, or test on browsers/Android/iOS. Triggers on: "Reqnroll", "BDD", "Gherkin", ".feature file", "step definition", "SpecFlow migration", "Selenium C#", "Appium C#", "TestMu", "LambdaTest", "NUnit BDD", "reqnroll.actions.json".

Testing & QAIn 1 list76

Robot Framework Skill

386

LambdaTest/agent-skills

Generates Robot Framework tests in keyword-driven syntax with Python. Supports SeleniumLibrary, RequestsLibrary, and custom keywords. Use when user mentions "Robot Framework", "*** Test Cases ***", "SeleniumLibrary", ".robot file". Triggers on: "Robot Framework", "*** Test Cases ***", ".robot", "SeleniumLibrary", "keyword-driven test".

Software DevelopmentIn 1 list76

Rspec Skill

386

LambdaTest/agent-skills

Generates RSpec tests in Ruby with describe/context/it blocks, matchers, let/before hooks, and mocking. Use when user mentions "RSpec", "describe do", "expect().to", "Ruby test". Triggers on: "RSpec", "expect().to eq()", "describe do", "Ruby test", "spec file".

Testing & QAIn 1 list76

Selenide Skill

386

LambdaTest/agent-skills

Generates Selenide tests in Java. Concise UI testing framework built on Selenium with automatic waits and fluent API. Use when user mentions "Selenide", "$(selector)", "shouldBe(visible)", "Selenide Java". Triggers on: "Selenide", "$() selector", "shouldBe", "shouldHave", "Selenide test".

Testing & QAIn 1 list76

Selenium Skill

386

LambdaTest/agent-skills

Generates production-grade Selenium WebDriver automation scripts and tests in Java, Python, JavaScript, C#, Ruby, or PHP. Supports local execution and TestMu AI cloud with 3000+ browser/OS combinations. Use when the user asks to write Selenium tests, automate with WebDriver, run cross-browser tests on Selenium Grid, or mentions "Selenium", "WebDriver", "RemoteWebDriver", "ChromeDriver", "GeckoDriver". Triggers on: "Selenium", "WebDriver", "browser automation", "Selenium Grid", "cross-browser", "TestMu", "LambdaTest".

Testing & QAIn 1 list76

Serenity Bdd Skill

386

LambdaTest/agent-skills

Generates Serenity BDD tests in Java with Screenplay pattern, rich reporting, and Cucumber integration. Use when user mentions "Serenity", "Screenplay", "@Steps", "Serenity BDD". Triggers on: "Serenity BDD", "Screenplay pattern", "@Steps", "Serenity report".

Testing & QAIn 1 list76

Smartui Skill

386

LambdaTest/agent-skills

Generates SmartUI visual regression test configurations for screenshot comparison on TestMu AI cloud. Framework-agnostic — works with Playwright, Selenium, Cypress, Puppeteer. Use when user mentions "SmartUI", "visual regression", "screenshot comparison", "visual testing". Triggers on: "SmartUI", "visual regression", "screenshot comparison", "pixel diff", "visual testing LambdaTest".

Testing & QAIn 1 list76

Specflow Skill

386

LambdaTest/agent-skills

Generates SpecFlow BDD tests for C#/.NET with Gherkin feature files and step bindings. Use when user mentions "SpecFlow", "C# BDD", ".NET Gherkin", "[Binding]", "[Given]/[When]/[Then]". Triggers on: "SpecFlow", "C# BDD", ".NET BDD", "step bindings", "[Binding]".

Testing & QAIn 1 list76

Test Framework Migration Skill

386

LambdaTest/agent-skills

Migrates and converts test automation scripts between Selenium, Playwright, Puppeteer, and Cypress. Use when the user asks to migrate, convert, or port tests from one framework to another; rewrite tests in a different framework; or switch from Selenium to Playwright, Playwright to Selenium, Puppeteer to Playwright, Cypress to Playwright, or vice versa. Triggers on: "migrate", "convert", "port", "selenium to playwright", "playwright to selenium", "puppeteer to playwright", "cypress to playwright", "rewrite tests in", "switch from [framework] to [framework]".

Testing & QAIn 1 list76

Testcafe Skill

386

LambdaTest/agent-skills

Generates TestCafe automation tests in JavaScript or TypeScript. Supports local and TestMu AI cloud. Triggers on: "TestCafe", "test cafe", "fixture/test".

Testing & QAIn 1 list76

Testng Skill

386

LambdaTest/agent-skills

Generates TestNG tests in Java with groups, data providers, parallel execution, XML suite configuration, and listeners. Use when user mentions "TestNG", "@DataProvider", "testng.xml", "groups". Triggers on: "TestNG", "@DataProvider", "testng.xml", "TestNG suite", "parallel tests Java".

Testing & QAIn 1 list76

Testunit Skill

386

LambdaTest/agent-skills

Generates Test::Unit tests in Ruby. Classic xUnit-style testing with assert methods and test case classes. Use when user mentions "Test::Unit", "assert_equal Ruby", "Ruby test-unit". Triggers on: "Test::Unit", "Ruby test-unit", "assert_equal Ruby" (not RSpec).

Testing & QAIn 1 list76

Unittest Skill

386

LambdaTest/agent-skills

Generates Python unittest tests. Built-in testing framework with TestCase, setUp/tearDown, and assertion methods. Use when user mentions "unittest", "TestCase", "self.assertEqual", "Python unittest". Triggers on: "unittest", "TestCase", "self.assertEqual", "Python unittest" (not pytest).

Testing & QAIn 1 list76

Vitest Skill

386

LambdaTest/agent-skills

Generates Vitest tests in JavaScript/TypeScript with Vite-native speed. Jest-compatible API with ESM support and HMR. Use when user mentions "Vitest", "vi.mock", "vitest.config". Triggers on: "Vitest", "vi.mock", "vi.fn", "Vite test", "vitest config".

Testing & QAIn 1 list76

Webdriverio Skill

386

LambdaTest/agent-skills

Generates WebdriverIO (WDIO) automation tests in JavaScript or TypeScript. Supports local and TestMu AI cloud. Use when user mentions "WebdriverIO", "WDIO", "wdio.conf", "browser.url", "$", "$$". Triggers on: "WebdriverIO", "WDIO", "wdio", "browser.$".

Testing & QAIn 1 list76

Xcuitest Skill

386

LambdaTest/agent-skills

Generates XCUITest UI tests for iOS/iPadOS apps in Swift. Apple's native testing framework for reliable, fast UI automation. Supports local simulators and TestMu AI cloud real devices. Use when user mentions "XCUITest", "XCTest", "iOS UI test", "Swift test", "XCUIApplication". Triggers on: "XCUITest", "XCTest UI", "iOS UI test", "Swift UI test", "XCUIApplication", "TestMu".

Testing & QAIn 1 list76

Xunit Skill

386

LambdaTest/agent-skills

Generates xUnit.net tests in C#. Covers Fact/Theory, constructor injection, IClassFixture, and FluentAssertions. Use when user mentions "xUnit", "[Fact]", "[Theory]", "Assert.Equal", "C# xUnit". Triggers on: "xUnit", "[Fact]", "[Theory]", "Assert.Equal C#", "xUnit.net".

Testing & QAIn 1 list76

Content Modeling Best Practices

194

sanity-io/agent-toolkit

Structured content modeling guidance for schema design, content architecture, content reuse, references versus embedded objects, separation of concerns, and taxonomies across Sanity and other headless CMSes. Use this skill when designing or refactoring content types, deciding field shapes, debating reusable versus nested content, planning omnichannel content models, or reviewing whether a schema is too page-shaped or presentation-driven.

Writing & ContentIn 1 list31

Sanity Best Practices

194

sanity-io/agent-toolkit

Sanity development best practices for schema design, GROQ queries, TypeGen, Visual Editing, images, Portable Text, Studio structure, localization, migrations, Sanity Functions, webhooks, Blueprints, and framework integrations such as Next.js, Nuxt, Astro, Remix, SvelteKit, Angular, Hydrogen, the App SDK, and Studios or apps running in the Sanity Dashboard (defineApplication). Use this skill whenever working with Sanity schemas, defineType or defineField, GROQ or defineQuery, content modeling, Presentation or preview setups, Sanity-powered frontend integrations, event-driven content automation,

Frontend & DesignIn 1 list31

SEO Aeo Best Practices

194

sanity-io/agent-toolkit

SEO and AEO best practices for metadata, Open Graph, sitemaps, robots.txt, hreflang, JSON-LD structured data, EEAT, and content optimized for search engines and AI answer surfaces. Use this skill when implementing page SEO, technical SEO, schema markup, international SEO, AI-overview readiness, or improving content for Google, ChatGPT, Perplexity, and similar assistants.

Marketing, Sales & BusinessIn 1 list31

Agent Skills

182

datadog-labs/agent-skills

Datadog skills for AI agents. Essential monitoring, logging, tracing and observability.

AI, LLMs & Agents35

Neon Postgres

108

neondatabase/agent-skills

Guides and best practices for working with Lakebase Postgres on Neon: connections, pooled vs direct, schema migrations, branching, autoscaling, scale-to-zero, instant restore, read replicas, IP allow lists, logical replication, and Lakebase Search. Use when the work is an existing DATABASE_URL, SQL, schema, inspect, or search. New backends, Auth, files, Functions, and LLM calls go to the parent `neon` skill. Live queries, reactive UIs, and realtime data go to `neon-realtime`. Also use for "@neondatabase/serverless", "@neon/neon-js", "neon inspect db", "semantic search", "vector search", "full-

DatabasesIn 1 list23

Neon Postgres Egress Optimizer

108

neondatabase/agent-skills

Diagnose and fix excessive Postgres egress (network data transfer) in a codebase. Use when a user mentions high database bills, unexpected data transfer costs, network transfer charges, egress spikes, "why is my Neon bill so high", "database costs jumped", SELECT * optimization, query overfetching, reduce Neon costs, optimize database usage, or wants to reduce data sent from their database to their application. Also use when reviewing query patterns for cost efficiency, even if the user doesn't explicitly mention egress or data transfer.

DatabasesIn 1 list23

Netlify AI Gateway

49

netlify/context-and-tools

Use Netlify AI Gateway to call OpenAI, Anthropic Claude, Google Gemini, TypeSafe (Jev), or OpenRouter-hosted models (xAI/DeepSeek/Meta/Mistral/Qwen) from Netlify Functions or Edge Functions without managing provider accounts or API keys. Reach for this when adding an AI feature to a Netlify app — a chatbot, text summarizer, image generator, joke/content generator, form-submission routing or analysis, or any LLM call — or when wiring the OpenAI/Anthropic/Gemini/TypeSafe/OpenRouter SDK into a Netlify Function, choosing which env vars to use, streaming long generations, or debugging why gateway c

DevOps & CloudIn 1 list14

Netlify Blobs

49

netlify/context-and-tools

Store and retrieve unstructured objects, files, and cache-like state on Netlify with the @netlify/blobs module. Use when persisting user file uploads (images/documents), caching computed output from functions or Background Functions, serving downloadable assets, storing JSON blobs keyed by ID, or seeding deploy-specific data. Reach for this for key/value or object storage from Functions, Edge Functions, or Build Plugins — not for per-user, transactional, or relational data (use Netlify DB for that). Triggers include "save an uploaded file", "cache API results", "store generated site map", "key

DevOps & CloudIn 1 list14

Netlify Database

49

netlify/context-and-tools

Zero-config Postgres for Netlify apps via @netlify/database — querying data from Functions/Edge Functions, writing schema migrations, setting up Drizzle ORM, local dev with netlify dev, database branches for deploy previews, and migrating an existing Postgres project onto Netlify. Use when adding a database, building a contact form or CRUD API, writing SQL migrations, wiring up Drizzle, running netlify database commands, testing with a local Postgres, or switching from Neon/Supabase/RDS to Netlify Database.

DatabasesIn 1 list14

Netlify Deploy

49

netlify/context-and-tools

Create, configure, and manage Netlify deploys from code — reach for this when setting up Git continuous deployment, running netlify deploy or netlify deploy --prod from the CLI, writing netlify.toml deploy contexts, adding a Deploy to Netlify button, wiring build hooks, configuring Deploy Previews or branch deploys, locking or skipping deploys, fixing a failed or secrets-scanning deploy, or when someone asks to "deploy my site", "set up preview deploys", "add per-branch build config", "keep staging out of Google", or "add a deploy button to my README".

DevOps & CloudIn 1 list14

Netlify Edge Functions

49

netlify/context-and-tools

Write, route, cache, and debug Netlify Edge Functions, the Deno-based TypeScript or JavaScript handlers in netlify/edge-functions that run at the network edge in front of static files and serverless functions. Activate this skill whenever someone wants to add auth middleware or a login gate, redirect or rewrite visitors by country or cookie, localize or personalize a page with geolocation, run A/B testing, transform or inject HTML into a response, stream server-side rendering at the edge, or cache an edge response. Also use it when an edge function silently does nothing, runs in the wrong orde

DevOps & CloudIn 1 list14

Netlify Functions

49

netlify/context-and-tools

Write, configure, and deploy Netlify serverless functions in TypeScript, JavaScript, or Go. Use this when adding an API endpoint or backend route, adding a contact form handler, wiring auth or Identity signup/login hooks, identifying which Netlify user is calling a private or team-login-protected app, building streaming or AI-proxy responses, scheduling cron jobs, running long background jobs (batch processing/scraping), reacting to deploy or form events, setting up rate limiting or region/memory config, or reading environment variables and secrets inside a function. Covers file locations, the

DevOps & CloudIn 1 list14

Slack Agent

23

vercel-labs/slack-agent-skill

Use when building Slack agents/bots with eve (Vercel's filesystem-first agent framework), @vercel/connect, or eve/channels/slack. Covers defineAgent/defineTool patterns, Vercel Connect credential brokering, Slack channel setup, testing requirements, and quality standards.

Productivity & Notes

Tinybird

22

tinybirdco/tinybird-agent-skills

Tinybird file formats, SQL rules, optimization patterns, and best practices for datasources, pipes, endpoints, and materialized views.

DatabasesIn 1 list

Tinybird CLI Guidelines

22

tinybirdco/tinybird-agent-skills

Tinybird CLI commands, workflows, and operations. Use when running tb commands, managing local development, deploying, or working with data operations.

Software DevelopmentIn 1 list

Tinybird Typescript SDK Guidelines

22

tinybirdco/tinybird-agent-skills

Tinybird TypeScript SDK for defining datasources, pipes, and queries with full type inference. Use when working with @tinybirdco/sdk, TypeScript Tinybird projects, or type-safe data ingestion and queries.

Software DevelopmentIn 1 list