Writes tests following TDD (using vitest and @testing-library/react) best practices. Use when writing unit tests, integration tests, or component tests in TypeScript.
Detect visual changes in UI components using screenshot comparison. Use when detecting unintended UI changes or pixel differences.
Set up + write Vitest unit/component tests for JavaScript/TypeScript apps, React components, utilities, and API helpers. Detection-first; respects existing Jest/Vitest setup.
Guides writing fast, reliable, refactoring-friendly tests using the Nullables pattern language (James Shore's 'Testing Without Mocks').
Use when capturing outbound email in development or staging without delivering to real recipients, inspecting HTML or headers, running spam or structure checks, or automating…
Use when creating, editing, fixing, or reviewing tests; when adding mocks, fakes, assertions, unit tests, PG integration tests, frontend component tests, or Playwright e2e tests;…
Run, filter, debug, and explain .NET tests for F#, C#, and mixed solutions using dotnet test while respecting repo-local test framework choices.
Expert process improvement specialist focused on analyzing, optimizing, and automating workflows across all business functions for maximum productivity and efficiency
Create and maintain WPF UI tests and ViewModel tests for the .NET 8 widget host app. Use when setting up UI automation, testing MVVM logic, or building a test harness for widgets…
Comprehensive unit testing with xUnit, mocking, test patterns, and best practices for .NET applications
Write tests following TDD principles. Use when implementing features, fixing bugs, or adding test coverage. Covers e2e, integration, and unit testing patterns.
Handle flaky tests, crashing tests, hanging tests, out of memory tests, stack overflow tests, test isolation, test suite stability issues in .NET projects.
Write adversarial tests that intentionally stress failure paths. Use when hardening error handling, stress-testing assumptions, validating boundary behavior, or hunting silent…
Delete tests that don't catch real bugs — the inverse of TDD. Use when reviewing legacy test suites, slow CI investigations, refactor-driven test sweeps, or evaluating whether a…
Generates Test::Unit tests in Ruby. Classic xUnit-style testing with assert methods and test case classes.
Triggered when the user submits code or requests a code review. Automatically analyzes code quality, identifies potential bugs, security vulnerabilities, and performance issues,…
Textil- und Modesourcing aus China: XUAR-Baumwolle-Risiko (Forced Labour), LkSG §§ 3-10 Sorgfaltspflichten Textil, EU-Textilstrategie 2022, OECD-Leitfäden Textil-Due-Diligence,…
Textual is a lean application framework for Python that lets you build sophisticated terminal user interfaces with a simple API.
Apply a previously reviewed Terraform plan for the Book Review App (assumes plan has already been reviewed)
Terraform コマンドを実行する。「terraform plan」「terraform apply」「tf init」「tf plan」「tf apply」「terraform して」「tf 実行」「インフラ適用」「プラン確認」などで起動。 — from engineering/devops
Analyze Terraform plans for risk before you apply. Classifies every change as safe, moderate, dangerous, or critical. Detects destroys, IAM changes, data-los...
Django migration best practices for the World of Darkness application. Use when creating data migrations, handling schema changes with existing data, squashing old migrations,…
THE primary tool for all browser verification, testing, and automation. Use for ANY browser task: navigating pages, filling forms, clicking buttons, taking screenshots, extracting…
Guides stable API and interface design. Use when designing APIs, module boundaries, or any public interface.
Automates CI/CD pipeline setup. Use when setting up or modifying build and deployment pipelines. Use when you need to automate quality gates, configure test runners in CI — from…
Conducts multi-axis code review. Use before merging any change. Use when reviewing code written by yourself, another agent, or a human.
Simplifies code for clarity. Use when refactoring code for clarity without changing behavior. Use when code works but is harder to read, maintain, or extend than it shoul — from…
Guides systematic root-cause debugging. Use when tests fail, builds break, behavior doesn't match expectations, or you encounter any unexpected error.
Drives development with tests. Use when implementing any logic, fixing any bug, or changing any behavior.
Compiles CodeGraph + Understand-Anything outputs into a self-contained single-file HTML wiki (wiki.html) plus a plain-Markdown docs tree.
Use TGlider for TypeScript and JavaScript semantic navigation, references, diagnostics, dependency topology, impact analysis, and refactoring.
Guide for using the `that-depends` library, a Python dependency injection framework.
Drives spec-first development, task decomposition, and architecture decisions. Use before any non-trivial implementation begins.
Use when targeting The Astrophysical Journal (ApJ) or its Letters companion (ApJL), or deciding whether an astrophysics manuscript fits this AAS venue.
Forces the AI to fully load context and read relevant files before performing complex, multi-file tasks, architectural changes, or debugging. Prevents acting on assumptions.
Activate when: a founder is about to talk to customers/users to validate an idea; 'I asked people and they loved it', 'how do I run customer interviews', 'is there demand for…
Manages runtime health, deployment, incidents, rollback, and monitoring for agenthood services.
Usage guide for the-sdk common library — HTTP request/response logging with UUID Log-ID, CommonApiResponse wrapping, ExpectedException handling, and Swagger auto-configuration.
Monitors context window capacity, routes tasks to the minimal required member set, optimizes member loading for provider-specific caching, and triggers session triage before…
Drives test-driven development, generates tests for existing code, and reviews coverage quality. Use before implementing any behavior (write the test first), when generating tests…
The Lossless Group's theme and mode architecture — two-tier token system, three-mode contract (light/dark/vibrant), theme.css organization, and design system conventions.
Design a theming architecture that supports brand variants, dark mode, and high-contrast modes with token mapping.
Enforces TheOne Studio Cocos Creator development standards including TypeScript coding patterns, Cocos Creator 3.x architecture (Component system, EventDispatcher), and playable…
Enforces TheOne Studio Unity development standards including C# coding patterns, Unity architecture (VContainer/SignalBus and TheOne.DI/Publisher), and code review guidelines.
Theorem's Harness default plugin skill. Use when the user invokes /harness or asks for grounded planning, implementation, debugging, review, context preparation, validation,…
Fetch brand SVG logos and cloud architecture icons (AWS, Azure, GCP) from theSVG. Use when the user asks for a brand logo, company icon, framework mark, service icon, or any…
> Generate, modify, and style React components from natural language using the Thesys SDK. Guides schema-driven UI generation, theme customisation, tool calling integration, and…
Protocollo operativo per lavorare sul progetto THIA dalla Logica Trilaterale (TM1/TM2/VPS). Attivare quando l'utente menziona 'THIA', 'TM1', 'TM2', 'VPS', 'bot Telegram',…
Builds a concept map - a non-hierarchical network of concept nodes joined by directed, labeled linking phrases so each node-link-node reads as an explicit proposition, with…
Produces a negotiation preparation map that separates both sides' positions from their underlying interests, anchors the accept-or-walk decision on a named, valued best…
Produces a morphological field (a Zwicky box of independent parameters by their possible values) plus a cross-consistency-pruned set of internally consistent configurations.
Analyze systems using Donella Meadows' feedback loop framework to identify reinforcing loops, balancing loops, delays, and leverage points.
Recognize limits of mental models and diagrams. Use when models diverge from reality, debugging expectation mismatches, or questioning abstraction accuracy.
Build in buffers for unknown unknowns and don't optimize to the edge. Use for capacity planning, deadline estimation, architecture design, and risk management.
Classify decisions by reversibility and match decision process to decision type. Use for technology choices, architecture decisions, process changes, and hiring decisions.
Systematic questioning framework to deepen understanding, challenge assumptions, and uncover hidden beliefs.
Analyze problems as interconnected systems with feedback loops, emergent behavior, and non-linear effects.
Use to plan integrations with external APIs — client isolation behind an interface, credential handling, timeouts/retries/circuit breaking, error mapping, sandbox vs production,…
Create and run gated Go integration tests for third-party APIs with real external calls, strict configuration gates, bounded timeouts, and safe runtime controls.
VeChainThor node internals — architecture, consensus (PoA/PoS/BFT), built-in contracts, REST API, storage, P2P networking, block production, transaction lifecycle, reward…