a11y Comprehensive web accessibility standards based on WCAG 2.2 AA, with 38+ anti-patterns, legal enforcement context (EAA, ADA Title II), WAI-ARIA patterns, and framework-specific fixes for modern web frameworks and libraries. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
agent-safety Guidelines for building safe, governed AI agent systems. Apply when writing code that uses agent frameworks, tool-calling LLMs, or multi-agent orchestration to ensure proper safety boundaries, policy enforcement, and auditability. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
agent-skills Guidelines for creating high-quality Agent Skills for GitHub Copilot applies to: **/skills/**/SKILL.md Updated just now Install VS Code VS Code Insiders GitHub
agents Guidelines for creating custom agent files for GitHub Copilot applies to: **/*.agent.md .agent Updated just now Install VS Code VS Code Insiders GitHub
ai-prompt-engineering-safety-best-practices Comprehensive best practices for AI prompt engineering, safety frameworks, bias mitigation, and responsible AI usage for Copilot and LLMs. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
ansible Ansible conventions and best practices applies to: **/*.yaml, **/*.yml .yaml.yml Updated just now Install VS Code VS Code Insiders GitHub
apex Guidelines and best practices for Apex development on the Salesforce Platform applies to: **/*.cls, **/*.trigger .cls.trigger Updated just now Install VS Code VS Code Insiders GitHub
arch-linux Guidance for Arch Linux administration, pacman workflows, and rolling-release best practices. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
aspnet-rest-apis Guidelines for building REST APIs with ASP.NET applies to: **/*.cs, **/*.json .cs.json Updated just now Install VS Code VS Code Insiders GitHub
astro Astro development standards and best practices for content-driven websites applies to: **/*.astro, **/*.ts, **/*.js, **/*.md, **/*.mdx .astro.ts.js.md +1 more Updated just now Install VS Code VS Code Insiders GitHub
aws-appsync Production-grade guidance for AWS AppSync Event API handlers using APPSYNC_JS runtime restrictions, utilities, modules, and datasource patterns applies to: **/*.{graphql,gql,vtl,ts,js,mjs,cjs,json,yml,yaml} Updated just now Install VS Code VS Code Insiders GitHub
azure-devops-pipelines Best practices for Azure DevOps Pipeline YAML files applies to: **/azure-pipelines.yml, **/azure-pipelines*.yml, **/*.pipeline.yml .pipeline Updated just now Install VS Code VS Code Insiders GitHub
azure-durable-functions-csharp Guidelines and best practices for building Azure Durable Functions in C# using the isolated worker model applies to: **/*.cs, **/host.json, **/local.settings.json, **/*.csproj .cs.csproj Updated just now Install VS Code VS Code Insiders GitHub
azure-functions-csharp Guidelines and best practices for building Azure Functions in C# using the isolated worker model applies to: **/*.cs, **/host.json, **/local.settings.json, **/*.csproj .cs.csproj Updated just now Install VS Code VS Code Insiders GitHub
azure-functions-typescript TypeScript patterns for Azure Functions applies to: **/*.ts, **/*.js, **/*.json .ts.js.json Updated just now Install VS Code VS Code Insiders GitHub
azure-iot-edge-architecture.instructions Require Azure IoT Edge documentation review before proposing edge IoT architectures or Azure implementation guidance. applies to: **/*.bicep,**/*.tf,**/*iot*.md,**/*smart-city*.md,**/*edge*.md .bicep.tf Updated just now Install VS Code VS Code Insiders GitHub
azure-logic-apps-power-automate Guidelines for developing Azure Logic Apps and Power Automate workflows with best practices for Workflow Definition Language (WDL), integration patterns, and enterprise automation applies to: **/*.json,**/*.logicapp.json,**/workflow.json,**/*-definition.json,**/*.flow.json .json.logicapp.flow Updated just now Install VS Code VS Code Insiders GitHub
azure-naming.instructions Azure resource naming conventions based on Microsoft CAF (Cloud Adoption Framework). Use when creating, reviewing, or suggesting names for Azure resources. applies to: **/*.bicep,**/*.tf,**/*.tfvars,**/*.bicepparam,**/infra/**,**/infrastructure/** .bicep.tf.tfvars.bicepparam Updated just now Install VS Code VS Code Insiders GitHub
azure-verified-modules-bicep Azure Verified Modules (AVM) and Bicep applies to: **/*.bicep, **/*.bicepparam .bicep.bicepparam Updated just now Install VS Code VS Code Insiders GitHub
azure-verified-modules-terraform Azure Verified Modules (AVM) and Terraform applies to: **/*.terraform, **/*.tf, **/*.tfvars, **/*.tfstate, **/*.tflint.hcl, **/*.tf.json, **/*.tfvars.json .terraform.tf.tfvars.tfstate +1 more Updated just now Install VS Code VS Code Insiders GitHub
bicep-code-best-practices Infrastructure as Code with Bicep applies to: **/*.bicep .bicep Updated just now Install VS Code VS Code Insiders GitHub
blazor Blazor component and application patterns applies to: **/*.razor, **/*.razor.cs, **/*.razor.css .razor Updated just now Install VS Code VS Code Insiders GitHub
caveman-mode.instructions Terse, low-token responses. Minimal words, no fluff. Full capabilities preserved. Use when: optimize token usage, low-token mode, concise output, caveman mode, reduce verbosity, token-efficient, brief responses. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
centos-linux Guidance for CentOS administration, RHEL-compatible tooling, and SELinux-aware operations. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
clojure Clojure-specific coding patterns, inline def usage, code block templates, and namespace handling for Clojure development. applies to: **/*.{clj,cljs,cljc,bb,edn.mdx?} Updated just now Install VS Code VS Code Insiders GitHub
cmake-vcpkg C++ project configuration and package management applies to: **/*.cmake, **/CMakeLists.txt, **/*.cpp, **/*.h, **/*.hpp .cmake.cpp.h.hpp Updated just now Install VS Code VS Code Insiders GitHub
code-review-generic Generic code review instructions that can be customized for any project using GitHub Copilot applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
codexer Advanced Python research assistant with Context 7 MCP integration, focusing on speed, reliability, and 10+ years of software development expertise applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
coldfusion-cfc ColdFusion Coding Standards for CFC component and application patterns applies to: **/*.cfc .cfc Updated just now Install VS Code VS Code Insiders GitHub
coldfusion-cfm ColdFusion cfm files and application patterns applies to: **/*.cfm .cfm Updated just now Install VS Code VS Code Insiders GitHub
containerization-docker-best-practices Comprehensive best practices for creating optimized, secure, and efficient Docker images and managing containers. Covers multi-stage builds, image layer optimization, security scanning, and runtime best practices. applies to: **/Dockerfile,**/Dockerfile.*,**/*.dockerfile,**/docker-compose*.yml,**/docker-compose*.yaml,**/compose*.yml,**/compose*.yaml .dockerfile Updated just now Install VS Code VS Code Insiders GitHub
context-engineering Guidelines for structuring code and projects to maximize GitHub Copilot effectiveness through better context management applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
context7 Use Context7 for authoritative external docs and API references when local context is insufficient applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
convert-cassandra-to-spring-data-cosmos Step-by-step guide for converting Spring Boot Cassandra applications to use Azure Cosmos DB with Spring Data Cosmos applies to: **/*.java,**/pom.xml,**/build.gradle,**/application*.properties,**/application*.yml,**/application*.conf .java Updated just now Install VS Code VS Code Insiders GitHub
convert-jpa-to-spring-data-cosmos Step-by-step guide for converting Spring Boot JPA applications to use Azure Cosmos DB with Spring Data Cosmos applies to: **/*.java,**/pom.xml,**/build.gradle,**/application*.properties .java Updated just now Install VS Code VS Code Insiders GitHub
copilot-sdk-csharp This file provides guidance on building C# applications using GitHub Copilot SDK. applies to: **.cs, **.csproj Updated just now Install VS Code VS Code Insiders GitHub
copilot-sdk-go This file provides guidance on building Go applications using GitHub Copilot SDK. applies to: **.go, go.mod Updated just now Install VS Code VS Code Insiders GitHub
copilot-sdk-java.instructions This file provides guidance on building Java applications using GitHub Copilot SDK for Java. applies to: **/*.java, **/pom.xml .java Updated just now Install VS Code VS Code Insiders GitHub
copilot-sdk-nodejs This file provides guidance on building Node.js/TypeScript applications using GitHub Copilot SDK. applies to: **.ts, **.js, package.json Updated just now Install VS Code VS Code Insiders GitHub
copilot-sdk-python This file provides guidance on building Python applications using GitHub Copilot SDK. applies to: **.py, pyproject.toml, setup.py Updated just now Install VS Code VS Code Insiders GitHub
copilot-thought-logging See process Copilot is following where you can edit this to reshape the interaction or save when follow up may be needed applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
cpp-language-service-tools You are an expert at using C++ language service tools (GetSymbolReferences_CppTools, GetSymbolInfo_CppTools, GetSymbolCallHierarchy_CppTools). Instructions for calling C++ Tools for Copilot. When working with C++ code, you have access to powerful language service tools that provide accurate, IntelliSense-powered analysis. **Always prefer these tools over manual code inspection, text search, or guessing.** applies to: **/*.cpp, **/*.h, **/*.hpp, **/*.cc, **/*.cxx, **/*.c .cpp.h.hpp.cc +2 more Updated just now Install VS Code VS Code Insiders GitHub
csharp Guidelines for building C# applications applies to: **/*.cs .cs Updated just now Install VS Code VS Code Insiders GitHub
csharp-ja C# アプリケーション構築指針 by @tsubakimoto applies to: **/*.cs .cs Updated just now Install VS Code VS Code Insiders GitHub
csharp-ko C# 애플리케이션 개발을 위한 코드 작성 규칙 by @jgkim999 applies to: **/*.cs .cs Updated just now Install VS Code VS Code Insiders GitHub
csharp-mcp-server Instructions for building Model Context Protocol (MCP) servers using the C# SDK applies to: **/*.cs, **/*.csproj .cs.csproj Updated just now Install VS Code VS Code Insiders GitHub
csharp-razorpages.instructions Razor Pages component and application patterns applies to: **/*.cshtml, **/*.cshtml.cs .cshtml Updated just now Install VS Code VS Code Insiders GitHub
dart-n-flutter Instructions for writing Dart and Flutter code following the official recommendations. applies to: **/*.dart .dart Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python Getting-started guide for Dataverse SDK for Python setup, authentication, and foundational CRUD usage. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-advanced-features Advanced Dataverse SDK for Python guide covering option sets, filtering, SQL access, metadata operations, and production patterns. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-agentic-workflows Preview guidance for designing and implementing agentic workflows with the Dataverse SDK for Python. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-api-reference API reference for DataverseClient methods, signatures, and common usage patterns in the Dataverse SDK for Python. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-authentication-security Authentication and security patterns for the Dataverse SDK for Python using Azure Identity and least-privilege practices. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-best-practices Production best practices for Dataverse SDK for Python including setup, reliability, and maintainable implementation patterns. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-error-handling Error handling and troubleshooting guidance for Dataverse SDK for Python with resilient exception patterns. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-file-operations Practical file upload and file operation patterns for the Dataverse SDK for Python, including chunking strategies. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-modules Complete module reference for the Dataverse SDK for Python package hierarchy and key components. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-pandas-integration Guidance for integrating Dataverse SDK for Python with pandas DataFrames for analysis and data workflows. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-performance-optimization Performance and optimization guidance for Dataverse SDK for Python including throughput and retry considerations. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-real-world-usecases Real-world templates and use cases for Dataverse SDK for Python integrations and migrations. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-sdk Official quickstart for configuring and using the Dataverse SDK for Python with authenticated CRUD operations. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dataverse-python-testing-debugging Testing and debugging strategies for Dataverse SDK for Python projects using pytest and Azure-aligned practices. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
debian-linux Guidance for Debian-based Linux administration, apt workflows, and Debian policy conventions. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
declarative-agents-microsoft365 Comprehensive development guidelines for Microsoft 365 Copilot declarative agents with schema v1.5, TypeSpec integration, and Microsoft 365 Agents Toolkit workflows applies to: **.json, **.ts, **.tsp, **manifest.json, **agent.json, **declarative-agent.json Updated just now Install VS Code VS Code Insiders GitHub
devbox-image-definition Authoring recommendations for creating YAML based image definition files for use with Microsoft Dev Box Team Customizations applies to: **/*.yaml .yaml Updated just now Install VS Code VS Code Insiders GitHub
devops-core-principles Foundational instructions covering core DevOps principles, culture (CALMS), and key metrics (DORA) to guide GitHub Copilot in understanding and promoting effective software delivery. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
dotnet-architecture-good-practices DDD and .NET architecture guidelines applies to: **/*.cs,**/*.csproj,**/Program.cs,**/*.razor .cs.csproj.razor Updated just now Install VS Code VS Code Insiders GitHub
dotnet-framework Guidance for working with .NET Framework projects. Includes project structure, C# language version, NuGet management, and best practices. applies to: **/*.csproj, **/*.cs .csproj.cs Updated just now Install VS Code VS Code Insiders GitHub
dotnet-maui .NET MAUI component and application patterns applies to: **/*.xaml, **/*.cs .xaml.cs Updated just now Install VS Code VS Code Insiders GitHub
dotnet-maui-9-to-dotnet-maui-10-upgrade Instructions for upgrading .NET MAUI applications from version 9 to version 10, including breaking changes, deprecated APIs, and migration strategies for ListView to CollectionView. applies to: **/*.csproj, **/*.cs, **/*.xaml .csproj.cs.xaml Updated just now Install VS Code VS Code Insiders GitHub
dotnet-upgrade Specialized agent for comprehensive .NET framework upgrades with progressive tracking and validation applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
dotnet-wpf .NET WPF component and application patterns applies to: **/*.xaml, **/*.cs .xaml.cs Updated just now Install VS Code VS Code Insiders GitHub
draw-io Use when creating, editing, or reviewing draw.io diagrams and mxGraph XML in .drawio, .drawio.svg, or .drawio.png files. applies to: **/*.drawio,**/*.drawio.svg,**/*.drawio.png .drawio Updated just now Install VS Code VS Code Insiders GitHub
exclude-prompt-data.instructions Write only the resulting content into files. Never echo prompt instructions, rationale, or meta-commentary into documentation, comments, or code being produced from a prompt. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
fedora-linux Guidance for Fedora (Red Hat family) systems, dnf workflows, SELinux, and modern systemd practices. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
genaiscript AI-powered script generation guidelines applies to: **/*.genai.* .genai Updated just now Install VS Code VS Code Insiders GitHub
generate-modern-terraform-code-for-azure Guidelines for generating modern Terraform code for Azure applies to: **/*.tf .tf Updated just now Install VS Code VS Code Insiders GitHub
gilfoyle-code-review Gilfoyle-style code review instructions that channel the sardonic technical supremacy of Silicon Valley's most arrogant systems architect. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
github-actions-ci-cd-best-practices Comprehensive guide for building robust, secure, and efficient CI/CD pipelines using GitHub Actions. Covers workflow structure, jobs, steps, environment variables, secret management, caching, matrix strategies, testing, and deployment strategies. applies to: .github/workflows/*.yml,.github/workflows/*.yaml Updated just now Install VS Code VS Code Insiders GitHub
go Instructions for writing Go code following idiomatic Go practices and community standards applies to: **/*.go,**/go.mod,**/go.sum .go Updated just now Install VS Code VS Code Insiders GitHub
go-mcp-server Best practices and patterns for building Model Context Protocol (MCP) servers in Go using the official github.com/modelcontextprotocol/go-sdk package. applies to: **/*.go, **/go.mod, **/go.sum .go Updated just now Install VS Code VS Code Insiders GitHub
hooks.instructions Portable guidance for authoring safe, fast, and clear hooks and reusable hook examples applies to: .github/hooks/**, hooks/** Updated just now Install VS Code VS Code Insiders GitHub
html-css-style-color-guide Color usage guidelines and styling rules for HTML elements to ensure accessible, professional designs. applies to: **/*.html, **/*.css, **/*.js .html.css.js Updated just now Install VS Code VS Code Insiders GitHub
instructions Guidelines for creating high-quality custom instruction files for GitHub Copilot applies to: **/*.instructions.md .instructions Updated just now Install VS Code VS Code Insiders GitHub
java-11-to-java-17-upgrade Comprehensive best practices for adopting new Java 17 features since the release of Java 11. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
java-17-to-java-21-upgrade Comprehensive best practices for adopting new Java 21 features since the release of Java 17. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
java-21-to-java-25-upgrade Comprehensive best practices for adopting new Java 25 features since the release of Java 21. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
java-junit5-assertions.instructions Standardizes JUnit 5 (Jupiter) assertions with best practices for performance, readability, and modern features (5.8+). Covers Supplier messages, assertAll, assertThrowsExactly, and performance-critical timeouts. applies to: **/*Test.java, **/*IT.java, **/*Steps.java, **/*StepDefs.java Updated just now Install VS Code VS Code Insiders GitHub
java-mcp-server Best practices and patterns for building Model Context Protocol (MCP) servers in Java using the official MCP Java SDK with reactive streams and Spring integration. applies to: **/*.java, **/pom.xml, **/build.gradle, **/build.gradle.kts .java Updated just now Install VS Code VS Code Insiders GitHub
joyride-user-project Expert assistance for Joyride User Script projects - REPL-driven ClojureScript and user space automation of VS Code applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
joyride-workspace-automation Expert assistance for Joyride Workspace automation - REPL-driven and user space ClojureScript automation within specific VS Code workspaces applies to: **/.joyride/** Updated just now Install VS Code VS Code Insiders GitHub
kotlin-mcp-server Best practices and patterns for building Model Context Protocol (MCP) servers in Kotlin using the official io.modelcontextprotocol:kotlin-sdk library. applies to: **/*.kt, **/*.kts, **/build.gradle.kts, **/settings.gradle.kts .kt.kts Updated just now Install VS Code VS Code Insiders GitHub
kubernetes-deployment-best-practices Comprehensive best practices for deploying and managing applications on Kubernetes. Covers Pods, Deployments, Services, Ingress, ConfigMaps, Secrets, health checks, resource limits, scaling, and security contexts. applies to: * Updated just now Install VS Code VS Code Insiders GitHub
kubernetes-manifests Best practices for Kubernetes YAML manifests including labeling conventions, security contexts, pod security, resource management, probes, and validation commands applies to: k8s/**/*.yaml,k8s/**/*.yml,manifests/**/*.yaml,manifests/**/*.yml,deploy/**/*.yaml,deploy/**/*.yml,charts/**/templates/**/*.yaml,charts/**/templates/**/*.yml .yaml.yml Updated just now Install VS Code VS Code Insiders GitHub
langchain-python Instructions for using LangChain with Python applies to: **/*.py .py Updated just now Install VS Code VS Code Insiders GitHub
localization Guidelines for localizing markdown documents applies to: **/*.md .md Updated just now Install VS Code VS Code Insiders GitHub
lwc Guidelines and best practices for developing Lightning Web Components (LWC) on Salesforce Platform. applies to: force-app/main/default/lwc/** Updated just now Install VS Code VS Code Insiders GitHub
makefile Best practices for authoring GNU Make Makefiles applies to: **/Makefile, **/makefile, **/*.mk, **/GNUmakefile .mk Updated just now Install VS Code VS Code Insiders GitHub
markdown Markdown formatting aligned to the CommonMark specification (0.31.2) applies to: **/*.md .md Updated just now Install VS Code VS Code Insiders GitHub
markdown-accessibility Markdown accessibility guidelines based on GitHub's 5 best practices for inclusive documentation applies to: **/*.md .md Updated just now Install VS Code VS Code Insiders GitHub
markdown-content-creation Markdown guidelines and content creation standards for blog posts applies to: **/*.md .md Updated just now Install VS Code VS Code Insiders GitHub
markdown-gfm Markdown formatting for GitHub-flavored markdown (GFM) files applies to: **/*.md .md Updated just now Install VS Code VS Code Insiders GitHub
mcp-m365-copilot Best practices for building MCP-based declarative agents and API plugins for Microsoft 365 Copilot with Model Context Protocol integration applies to: **/{*mcp*,*agent*,*plugin*,declarativeAgent.json,ai-plugin.json,mcp.json,manifest.json} Updated just now Install VS Code VS Code Insiders GitHub
memory-bank Memory Bank workflow and file conventions for preserving project context across sessions. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
mongo-dba Instructions for customizing GitHub Copilot behavior for MONGODB DBA chat mode. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
moodle Instructions for GitHub Copilot to generate code in a Moodle project context. applies to: **/*.php, **/*.js, **/*.mustache, **/*.xml, **/*.css, **/*.scss .php.js.mustache.xml +2 more Updated just now Install VS Code VS Code Insiders GitHub
ms-sql-dba Instructions for customizing GitHub Copilot behavior for MS-SQL DBA chat mode. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
mvvm-toolkit.instructions CommunityToolkit.Mvvm (MVVM Toolkit) coding conventions for ViewModels, commands, messaging, validation, and DI across WPF, WinUI 3, .NET MAUI, Uno Platform, and Avalonia. applies to: **/*.cs, **/*.xaml, **/*.csproj .cs.xaml.csproj Updated just now Install VS Code VS Code Insiders GitHub
nestjs NestJS development standards and best practices for building scalable Node.js server-side applications applies to: **/*.ts, **/*.js, **/*.json, **/*.spec.ts, **/*.e2e-spec.ts .ts.js.json.spec +1 more Updated just now Install VS Code VS Code Insiders GitHub
nextjs Best practices for building Next.js (App Router) apps with modern caching, tooling, and server/client boundaries (aligned with Next.js 16.1.1). applies to: **/*.tsx, **/*.ts, **/*.jsx, **/*.js, **/*.css .tsx.ts.jsx.js +1 more Updated just now Install VS Code VS Code Insiders GitHub
nextjs-tailwind Next.js + Tailwind development standards and instructions applies to: **/*.tsx, **/*.ts, **/*.jsx, **/*.js, **/*.css .tsx.ts.jsx.js +1 more Updated just now Install VS Code VS Code Insiders GitHub
no-heredoc Prevents terminal heredoc file corruption in VS Code Copilot by enforcing use of file editing tools instead of shell redirections applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
nodejs-javascript-vitest Guidelines for writing Node.js and JavaScript code with Vitest testing applies to: **/*.js, **/*.mjs, **/*.cjs .js.mjs.cjs Updated just now Install VS Code VS Code Insiders GitHub
object-calisthenics Enforces Object Calisthenics principles for business domain code to ensure clean, maintainable, and robust code applies to: **/*.{cs,ts,java} Updated just now Install VS Code VS Code Insiders GitHub
oop-design-patterns Best practices for applying Object-Oriented Programming (OOP) design patterns, including Gang of Four (GoF) patterns and SOLID principles, to ensure clean, maintainable, and scalable code. applies to: **/*.py, **/*.java, **/*.ts, **/*.js, **/*.cs .py.java.ts.js +1 more Updated just now Install VS Code VS Code Insiders GitHub
oqtane Oqtane Module patterns applies to: **/*.razor, **/*.razor.cs, **/*.razor.css .razor Updated just now Install VS Code VS Code Insiders GitHub
pcf-alm Application lifecycle management (ALM) for PCF code components applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj,sln} Updated just now Install VS Code VS Code Insiders GitHub
pcf-api-reference Complete PCF API reference with all interfaces and their availability in model-driven and canvas apps applies to: **/*.{ts,tsx,js} Updated just now Install VS Code VS Code Insiders GitHub
pcf-best-practices Best practices and guidance for developing PCF code components applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj,css,html} Updated just now Install VS Code VS Code Insiders GitHub
pcf-canvas-apps Code components for canvas apps implementation, security, and configuration applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-code-components Understanding code components structure and implementation applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-community-resources PCF community resources including gallery, videos, blogs, and development tools applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
pcf-dependent-libraries Using dependent libraries in PCF components applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-events Define and handle custom events in PCF components applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-fluent-modern-theming Style components with modern theming using Fluent UI applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-limitations Limitations and restrictions of Power Apps Component Framework applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-manifest-schema Complete manifest schema reference for PCF components with all available XML elements applies to: **/*.xml .xml Updated just now Install VS Code VS Code Insiders GitHub
pcf-model-driven-apps Code components for model-driven apps implementation and configuration applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-overview Power Apps Component Framework overview and fundamentals applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-power-pages Using code components in Power Pages sites applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-react-platform-libraries React controls and platform libraries for PCF components applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-sample-components How to use and run PCF sample components from the PowerApps-Samples repository applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
pcf-tooling Get Microsoft Power Platform CLI tooling for Power Apps Component Framework applies to: **/*.{ts,tsx,js,json,xml,pcfproj,csproj} Updated just now Install VS Code VS Code Insiders GitHub
performance-optimization Comprehensive web performance standards based on Core Web Vitals (LCP, INP, CLS), with 50+ anti-patterns, detection regex, framework-specific fixes for modern web frameworks, and modern API guidance. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
php-mcp-server Best practices for building Model Context Protocol servers in PHP using the official PHP SDK with attribute-based discovery and multiple transport options applies to: **/*.php .php Updated just now Install VS Code VS Code Insiders GitHub
php-symfony Symfony development standards aligned with official Symfony Best Practices applies to: **/*.php, **/*.yaml, **/*.yml, **/*.xml, **/*.twig .php.yaml.yml.xml +1 more Updated just now Install VS Code VS Code Insiders GitHub
playwright-dotnet Playwright .NET test generation instructions applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
playwright-python Playwright Python AI test generation instructions based on official documentation. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
playwright-typescript Playwright test generation instructions applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
power-apps-canvas-yaml Comprehensive guide for working with Power Apps Canvas Apps YAML structure based on Microsoft Power Apps YAML schema v3.0. Covers Power Fx formulas, control structures, data types, and source control best practices. applies to: **/*.{yaml,yml,md,pa.yaml} Updated just now Install VS Code VS Code Insiders GitHub
power-apps-code-apps Power Apps Code Apps development standards and best practices for TypeScript, React, and Power Platform integration applies to: **/*.{ts,tsx,js,jsx}, **/vite.config.*, **/package.json, **/tsconfig.json, **/power.config.json Updated just now Install VS Code VS Code Insiders GitHub
power-bi-custom-visuals-development Comprehensive Power BI custom visuals development guide covering React, D3.js integration, TypeScript patterns, testing frameworks, and advanced visualization techniques. applies to: **/*.{ts,tsx,js,jsx,json,less,css} Updated just now Install VS Code VS Code Insiders GitHub
power-bi-data-modeling-best-practices Comprehensive Power BI data modeling best practices based on Microsoft guidance for creating efficient, scalable, and maintainable semantic models using star schema principles. applies to: **/*.{pbix,md,json,txt} Updated just now Install VS Code VS Code Insiders GitHub
power-bi-dax-best-practices Comprehensive Power BI DAX best practices and patterns based on Microsoft guidance for creating efficient, maintainable, and performant DAX formulas. applies to: **/*.{pbix,dax,md,txt} Updated just now Install VS Code VS Code Insiders GitHub
power-bi-devops-alm-best-practices Comprehensive guide for Power BI DevOps, Application Lifecycle Management (ALM), CI/CD pipelines, deployment automation, and version control best practices. applies to: **/*.{yml,yaml,ps1,json,pbix,pbir} Updated just now Install VS Code VS Code Insiders GitHub
power-bi-report-design-best-practices Comprehensive Power BI report design and visualization best practices based on Microsoft guidance for creating effective, accessible, and performant reports and dashboards. applies to: **/*.{pbix,md,json,txt} Updated just now Install VS Code VS Code Insiders GitHub
power-bi-security-rls-best-practices Comprehensive Power BI Row-Level Security (RLS) and advanced security patterns implementation guide with dynamic security, best practices, and governance strategies. applies to: **/*.{pbix,dax,md,txt,json,csharp,powershell} Updated just now Install VS Code VS Code Insiders GitHub
power-platform-connector Comprehensive development guidelines for Power Platform Custom Connectors using JSON Schema definitions. Covers API definitions (Swagger 2.0), API properties, and settings configuration with Microsoft extensions. applies to: **/*.{json,md} Updated just now Install VS Code VS Code Insiders GitHub
power-platform-mcp-development Instructions for developing Power Platform custom connectors with Model Context Protocol (MCP) integration for Microsoft Copilot Studio applies to: **/*.{json,csx,md} Updated just now Install VS Code VS Code Insiders GitHub
powershell PowerShell cmdlet and scripting best practices based on Microsoft guidelines applies to: **/*.ps1,**/*.psm1 .ps1.psm1 Updated just now Install VS Code VS Code Insiders GitHub
powershell-pester-5 PowerShell Pester testing best practices based on Pester v5 conventions applies to: **/*.Tests.ps1 .Tests Updated just now Install VS Code VS Code Insiders GitHub
prompt Guidelines for creating high-quality prompt files for GitHub Copilot applies to: **/*.prompt.md .prompt Updated just now Install VS Code VS Code Insiders GitHub
python-mcp-server Instructions for building Model Context Protocol (MCP) servers using the Python SDK applies to: **/*.py, **/pyproject.toml, **/requirements.txt .py Updated just now Install VS Code VS Code Insiders GitHub
qa-engineering-best-practices.instructions Comprehensive QA engineering best practices covering test strategy, test pyramid, naming conventions, assertion patterns, bug reporting, and automation guidelines for modern software projects. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
quarkus Quarkus development standards and instructions applies to: * Updated just now Install VS Code VS Code Insiders GitHub
quarkus-mcp-server-sse Quarkus and MCP Server with HTTP SSE transport development standards and instructions applies to: * Updated just now Install VS Code VS Code Insiders GitHub
r R language and document formats (R, Rmd, Quarto): coding standards and Copilot guidance for idiomatic, safe, and consistent code generation. applies to: **/*.R, **/*.r, **/*.Rmd, **/*.rmd, **/*.qmd .R.r.Rmd.rmd +1 more Updated just now Install VS Code VS Code Insiders GitHub
ruby-mcp-server Best practices and patterns for building Model Context Protocol (MCP) servers in Ruby using the official MCP Ruby SDK gem. applies to: **/*.rb, **/Gemfile, **/*.gemspec, **/Rakefile .rb.gemspec Updated just now Install VS Code VS Code Insiders GitHub
ruby-on-rails Ruby on Rails coding conventions and guidelines applies to: **/*.rb .rb Updated just now Install VS Code VS Code Insiders GitHub
rust Rust programming language coding conventions and best practices applies to: **/*.rs .rs Updated just now Install VS Code VS Code Insiders GitHub
rust-mcp-server Best practices for building Model Context Protocol servers in Rust using the official rmcp SDK with async/await patterns applies to: **/*.rs .rs Updated just now Install VS Code VS Code Insiders GitHub
scala-spark.instructions Best practices for building Apache Spark applications in Scala, covering DataFrames, Datasets, SparkSQL, performance tuning, testing, and production deployment patterns. applies to: **/*.scala, **/build.sbt, **/build.sc .scala Updated just now Install VS Code VS Code Insiders GitHub
scala2 Scala 2.12/2.13 programming language coding conventions and best practices following Databricks style guide for functional programming, type safety, and production code quality. applies to: **/*.scala, **/build.sbt, **/build.sc .scala Updated just now Install VS Code VS Code Insiders GitHub
security-and-owasp Comprehensive secure coding standards based on OWASP Top 10 2025, with 55+ anti-patterns, detection regex, framework-specific fixes for modern web and backend frameworks, and AI/LLM security guidance. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
self-explanatory-code-commenting Guidelines for GitHub Copilot to write comments to achieve self-explanatory code with less comments. Examples are in JavaScript but it should work on any language that has comments. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
shell Shell scripting best practices and conventions for bash, sh, zsh, and other shells applies to: **/*.sh .sh Updated just now Install VS Code VS Code Insiders GitHub
spec-driven-workflow-v1 Specification-Driven Workflow v1 provides a structured approach to software development, ensuring that requirements are clearly defined, designs are meticulously planned, and implementations are thoroughly documented and validated. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
springboot Guidelines for building Spring Boot base applications applies to: **/*.java, **/*.kt .java.kt Updated just now Install VS Code VS Code Insiders GitHub
springboot-4-migration Comprehensive guide for migrating Spring Boot applications from 3.x to 4.0, focusing on Gradle Kotlin DSL and version catalogs applies to: **/*.java, **/*.kt, **/build.gradle.kts, **/build.gradle, **/settings.gradle.kts, **/gradle/libs.versions.toml, **/*.properties, **/*.yml, **/*.yaml .java.kt.properties.yml +1 more Updated just now Install VS Code VS Code Insiders GitHub
sql-sp-generation Guidelines for generating SQL statements and stored procedures applies to: **/*.sql .sql Updated just now Install VS Code VS Code Insiders GitHub
svelte Svelte 5 and SvelteKit development standards and best practices for component-based user interfaces and full-stack applications applies to: **/*.svelte, **/*.ts, **/*.js, **/*.css, **/*.scss, **/*.json .svelte.ts.js.css +2 more Updated just now Install VS Code VS Code Insiders GitHub
swift-mcp-server Best practices and patterns for building Model Context Protocol (MCP) servers in Swift using the official MCP Swift SDK package. applies to: **/*.swift, **/Package.swift, **/Package.resolved .swift Updated just now Install VS Code VS Code Insiders GitHub
tailwind-v4-vite Tailwind CSS v4+ installation and configuration for Vite projects using the official @tailwindcss/vite plugin applies to: vite.config.ts, vite.config.js, **/*.css, **/*.tsx, **/*.ts, **/*.jsx, **/*.js .css.tsx.ts.jsx +1 more Updated just now Install VS Code VS Code Insiders GitHub
taming-copilot Prevent Copilot from wreaking havoc across your codebase, keeping it under control. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
tanstack-start-shadcn-tailwind Guidelines for building TanStack Start applications applies to: **/*.ts, **/*.tsx, **/*.js, **/*.jsx, **/*.css, **/*.scss, **/*.json .ts.tsx.js.jsx +3 more Updated just now Install VS Code VS Code Insiders GitHub
task-implementation Instructions for implementing task plans with progressive tracking and change record - Brought to you by microsoft/edge-ai applies to: **/.copilot-tracking/changes/*.md Updated just now Install VS Code VS Code Insiders GitHub
tasksync TaskSync V5 - Allows you to give the agent new instructions or feedback after completing a task using terminal while agent is running. applies to: ** Updated just now Install VS Code VS Code Insiders GitHub
terraform Terraform Conventions and Guidelines applies to: **/*.tf .tf Updated just now Install VS Code VS Code Insiders GitHub
terraform-azure Create or modify solutions built using Terraform on Azure. applies to: **/*.terraform, **/*.tf, **/*.tfvars, **/*.tflint.hcl, **/*.tfstate, **/*.tf.json, **/*.tfvars.json .terraform.tf.tfvars.tflint +1 more Updated just now Install VS Code VS Code Insiders GitHub
terraform-sap-btp Terraform conventions and guidelines for SAP Business Technology Platform (SAP BTP). applies to: **/*.tf, **/*.tfvars, **/*.tflint.hcl, **/*.tf.json, **/*.tfvars.json .tf.tfvars.tflint Updated just now Install VS Code VS Code Insiders GitHub
typescript-mcp-server Instructions for building Model Context Protocol (MCP) servers using the TypeScript SDK applies to: **/*.ts, **/*.js, **/package.json .ts.js Updated just now Install VS Code VS Code Insiders GitHub
typespec-m365-copilot Guidelines and best practices for building TypeSpec-based declarative agents and API plugins for Microsoft 365 Copilot applies to: **/*.tsp .tsp Updated just now Install VS Code VS Code Insiders GitHub
update-code-from-shorthand Shorthand code will be in the file provided from the prompt or raw data in the prompt, and will be used to update the code file when the prompt has the text `UPDATE CODE FROM SHORTHAND`. applies to: **/${input:file} Updated just now Install VS Code VS Code Insiders GitHub
update-docs-on-code-change Automatically update README.md and documentation files when application code changes require documentation updates applies to: **/*.{md,js,mjs,cjs,ts,tsx,jsx,py,java,cs,go,rb,php,rs,cpp,c,h,hpp} Updated just now Install VS Code VS Code Insiders GitHub
use-cliche-data-in-docs Ensure documentation and examples use only generic, cliche placeholder data — never real or sensitive data sourced from local scripts, configuration, task files, or prompt context. applies to: **/*.{md,js,mjs,cjs,ts,tsx,jsx,py,json} Updated just now Install VS Code VS Code Insiders GitHub
vsixtoolkit Guidelines for Visual Studio extension (VSIX) development using Community.VisualStudio.Toolkit applies to: **/*.cs, **/*.vsct, **/*.xaml, **/source.extension.vsixmanifest .cs.vsct.xaml Updated just now Install VS Code VS Code Insiders GitHub
vue.instructions Comprehensive Vue 3 development standards and best practices: Composition API, `<script setup>`, the full reactivity system, compiler macros (defineModel/defineSlots/defineOptions), built-in components (Teleport/Suspense/Transition/KeepAlive), provide/inject, composables, Pinia, Vue Router, TypeScript, testing, performance, SSR, and security. applies to: **/*.vue, **/*.ts, **/*.js, **/*.css, **/*.scss .vue.ts.js.css +1 more Updated just now Install VS Code VS Code Insiders GitHub
winui3 WinUI 3 and Windows App SDK coding guidelines. Prevents common UWP API misuse, enforces correct XAML namespaces, threading, windowing, and MVVM patterns for desktop Windows apps. applies to: **/*.xaml, **/*.cs, **/*.csproj .xaml.cs.csproj Updated just now Install VS Code VS Code Insiders GitHub
wordpress Coding, security, and testing rules for WordPress plugins and themes applies to: wp-content/plugins/**,wp-content/themes/**,**/*.php,**/*.inc,**/*.js,**/*.jsx,**/*.ts,**/*.tsx,**/*.css,**/*.scss,**/*.json .php.inc.js.jsx +5 more Updated just now Install VS Code VS Code Insiders GitHub