Testing
Unit tests, integration tests, test automation
testing-codegen
by biomejs
Guide for testing workflows and code generation commands in Biome. Use when running tests, managing snapshots, creating changesets, or generating code. Examples:<example>User needs to run snapshot tests for a lint rule</example><example>User wants to create a changeset for a PR</example><example>User needs to regenerate analyzer code after changes</example>
toBeBetterJavaer
by itwanger
一份通俗易懂、风趣幽默的Java学习指南，内容涵盖Java基础、Java并发编程、Java虚拟机、Java企业级开发、Java面试等核心知识点。学Java，就认准二哥的Java进阶之路😄
grow-sustainably
by slavingia
Evaluate business decisions through the lens of sustainable, profitable growth. Use when someone is making decisions about spending, hiring, fundraising, or scaling their business.
moai-workflow-ddd
by modu-ai
Domain-Driven Development workflow specialist using ANALYZE-PRESERVE-IMPROVE cycle for behavior-preserving code transformation. Use when refactoring legacy code, improving code structure without functional changes, reducing technical debt, or performing API migration with behavior preservation. Do NOT use for writing new tests (use moai-workflow-testing instead) or creating new features from scratch (use expert-backend or expert-frontend instead).
add-pdf-reader
by qwibitai
Add PDF reading to NanoClaw agents. Extracts text from PDFs via pdftotext CLI. Handles WhatsApp attachments, URLs, and local files.
run-api-e2e-tests
by novuhq
Run e2e tests for the API service. Use when the user wants to run API E2E tests.
atdd
by swingerman
This skill should be used when the user asks to "build a feature", "implement a feature", "add functionality", "start development", "write acceptance tests", "write specs", "use ATDD", "use TDD with acceptance tests", or begins any feature implementation work. Also triggered by the /atdd command. Enforces the Acceptance Test Driven Development workflow: write Given/When/Then specs before code, generate a project-specific test pipeline, and maintain two test streams.
hybrid-cloud-rpc
by getsentry
Guide for creating, updating, and deprecating hybrid cloud RPC services in Sentry. Use when asked to "add RPC method", "create RPC service", "hybrid cloud service", "new RPC model", "deprecate RPC method", "remove RPC endpoint", "cross-silo service", "regional RPC", or "control silo service". Covers service scaffolding, method signatures, RPC models, region resolvers, testing, and safe deprecation workflows.
customaize-agent:agent-evaluation
by NeoLabHQ
Evaluate and improve Claude Code commands, skills, and agents. Use when testing prompt effectiveness, validating context engineering choices, or measuring improvement quality.
legacy-modernizer
by Jeffallan
Use when modernizing legacy systems, implementing incremental migration strategies, or reducing technical debt. Invoke for strangler fig pattern, monolith decomposition, framework upgrades.
vm-snapshot-list
by RHEcosystemAppEng
List virtual machine snapshots across namespaces with status, age, and recovery information. Use when: - "List snapshots for VM [name]" - "Show snapshots in namespace [name]" - "What snapshots exist for [vm]?" Read-only operation - no user confirmation required. NOT for creating/deleting snapshots (use vm-snapshot-create/delete instead).
plan
by langwatch
"Create a feature file with acceptance criteria before implementation. Use when no specs/features/*.feature file exists for the work."
browser-test
by langwatch
"Validate a feature works by driving a real browser with Playwright MCP. No test files — just interactive verification."
rails-expert
by Jeffallan
Use when building Rails 7+ web applications with Hotwire, real-time features, or background job processing. Invoke for Active Record optimization, Turbo Frames/Streams, Action Cable, Sidekiq.
orchestrate
by langwatch
"Orchestration mode for implementation tasks. Manages the plan → code → review loop. Use /orchestrate <requirements> or let /implement invoke it."
create-evlog-adapter
by HugoRCD
Create a new built-in evlog adapter to send wide events to an external observability platform. Use when adding a new drain adapter (e.g., for Datadog, Sentry, Loki, Elasticsearch, etc.) to the evlog package. Covers source code, build config, package exports, tests, and all documentation.
scout-api-testing
by elastic
Use when creating, updating, debugging, or reviewing Scout API tests in Kibana (apiTest/apiClient/requestAuth/samlAuth/apiServices), including auth choices, response assertions, and API service patterns.
customaize-agent:create-skill
by NeoLabHQ
Guide for creating effective skills. This command should be used when users want to create a new skill (or update an existing skill) that extends Claude's capabilities with specialized knowledge, workflows, or tool integrations. Use when creating new skills, editing existing skills, or verifying skills work before deployment - applies TDD to process documentation by testing with subagents before writing, iterating until bulletproof against rationalization
hybrid-cloud-test-gen
by getsentry
Generate hybrid cloud tests for the Sentry codebase. Use when asked to "generate HC test", "create hybrid cloud test", "write HC test", "add HC test", "write RPC test", "test RPC service", "silo test", "cross-silo test", "outbox test", "API gateway test", or "endpoint silo test". Covers RPC service tests, API gateway tests, outbox pattern tests, and API endpoint tests with silo decorators.
dyad:deflake-e2e
by dyad-sh
Identify and fix flaky E2E tests by running them repeatedly and investigating failures.
backend-check
by Significant-Gravitas
Run the full backend formatting, linting, and test suite. Ensures code quality before commits and PRs. TRIGGER when backend Python code has been modified and needs validation.
git:analyze-issue
by NeoLabHQ
Analyze a GitHub issue and create a detailed technical specification
moai-lang-kotlin
by modu-ai
Kotlin 2.0+ development specialist covering Ktor, coroutines, Compose Multiplatform, and Kotlin-idiomatic patterns. Use when building Kotlin server apps, Android apps, or multiplatform projects.
moai-lang-swift
by modu-ai
Swift 6+ development specialist covering SwiftUI, Combine, Swift Concurrency, and iOS patterns. Use when building iOS apps, macOS apps, or Apple platform applications.