GitHub Copilot skills, plugins, subagents, slash commands and mcp servers

system-commandline-cli official github skill A skill for building .NET CLI apps with System.CommandLine 2.x.x. It enforces architecture patterns for commands, options, and DI handlers. 21installs server-side-conversion-tracking official github skill This skill sets up server-side purchase reporting for Facebook, TikTok, Google, and Bing. Use it when ad platforms under-report conversions. 21installs java-helidon official github skill A GitHub Copilot skill that steers code generation toward Helidon 4 practices in SE and MP. Useful when the agent keeps emitting Helidon 3 APIs. 21installs pester-should-migration official github skill Converts classic Pester v5 Should -Be assertions to the Pester v6 Should-Be syntax without spaces. Designed for modernizing PowerShell test suites. 19installs markstream-install official github skill Configures Markstream streaming Markdown renderers across React, Vue, Svelte, and Angular projects. It resolves package selection, CSS ordering, and SSR boundaries. 18installs signal-write official github skill Writes agent state signals as JSON and adds them to the project journal. Use it when an operator or dashboard needs structured work updates. 17installs lean-comments official github skill Audits source code comments, removes obvious narrative notes, and preserves non-obvious rationale across codebases. 17installs frontend-design-review microsoft skill This skill reviews and creates frontend interfaces with checks for design quality, accessibility, and design-system use. Use it for UI reviews, PRs, and responsive layouts. Claude Code 237installs d365-solution-blueprint official github skill Conducts a structured architect interview to author a Dynamics 365 F&SCM Solution Blueprint from scratch. Useful when starting an enterprise ERP project and defining key design decisions. 13installs speak-summary official github skill Rewrites written notes or summaries into listenable spoken prose and synthesises an MP3 file locally on CPU using Kyutai pocket-tts without cloud services. 12installs tugboat official github skill A GitHub Copilot skill for stalled, high-stakes tasks under stress. It keeps the original goal intact and relies on verified evidence. 11installs shopify-review-triage official Shopify App Review Brief - independent, not affiliated with or endorsed by Shopify Inc. skill Turns pasted public Shopify App Store reviews into a P0-P3 brief. Use it to sort low-star feedback and decide which reported issues need attention first. 11installs resx-source-generator-migration official github skill This skill moves a project from checked-in .Designer.cs files for .resx resources to a source generator. Use it when replacing the existing typed-resource generation setup. 10installs migrating-oracle-to-postgres-data-access-code official github skill Moves .NET/C# data-access code from Oracle to PostgreSQL with Npgsql. Use it while migrating an application's code layer alongside its database. 10installs upstash-redis official Upstash skill Connect to Redis over HTTP in serverless runtimes using @upstash/redis and configure rate limiting with @upstash/ratelimit without TCP connection pooling. 7installs protobuf-grpc-api-review official github skill Reviews .proto and gRPC changes for format compatibility, migration risks, and RPC contract quality. Use it when changing schemas or investigating failures across client versions. 7installs deploy microsoft skill Executes validated IaC templates against Azure and verifies resource health. Runs automatically at Phase 4 of the azure-app-onboard orchestrator. Claude Code 126installs microsoft-docs microsoft skill microsoft-docs answers questions about Microsoft technologies using official documentation. Use it for tutorials, settings, quotas, limits, and concept explanations. Claude Code 118installs cloud-solution-architect microsoft skill Equips your AI agent with Azure Architecture Center guidance. It helps select architecture styles and validate system designs against Well-Architected Framework pillars. Claude Code 117installs java-upgrade official github skill Guides a Java project through a JDK upgrade and helps adopt newer language features. It covers 11 to 17, 17 to 21, and 21 to 25. 6installs mcp-builder microsoft skill Guide for building Model Context Protocol servers in TypeScript, Python, or C# to connect LLMs with custom APIs. Claude Code 108installs skill-creator microsoft skill A guide for creating and updating AI coding skills, with a focus on Azure SDKs and Microsoft Foundry. Use it when a skill needs a clear structure. Claude Code 106installs batch-script-progress official github skill Keeps generated batch scripts observable: start, progress, per-item failures and a final summary. Useful when a script chews through files in silence. 4installs continual-learning microsoft skill A skill that teaches AI agents to remember mistakes, tool patterns, and project conventions between sessions. Without it, each run starts fresh; with it, agents compound their knowledge and work more accurately. Claude Code 79installs copilot-sdk microsoft skill Builds programmatic applications using the GitHub Copilot SDK in Node.js, Python, Go, and .NET. Helps configure sessions, tools, and streaming. Claude Code 76installs entra-agent-id microsoft skill Provisions OAuth2-capable identities for AI agents using Microsoft Graph beta API. Useful when configuring Microsoft Entra service principals and blueprints. Claude Code 69installs entra-agent-id Microsoft skill Creates Microsoft Entra identities for AI agents and configures OAuth 2.0 token exchange through Microsoft Graph. Claude Code 69installs rebase-current-branch official github skill Rebases the active feature branch onto the latest upstream default branch. Useful when you need to sync changes from main or master before review without losing uncommitted work. 3installs microsoft-store-publisher official github skill Prepares Windows desktop apps for Microsoft Store publication, including MSIX checks, WACK validation, and Partner Center submission work. 3installs make-blog-post official github skill Turns code from the current session into a draft blog post with a walkthrough and usage example. Use it for one function, script, class, or tool. 3installs java-development official github skill Guides plain Java development without frameworks, matching idioms to the target JDK release and running checks via Maven or Gradle. 3installs github-issue-creator microsoft skill Converts voice notes, raw logs, and screenshots into structured GitHub-flavored markdown issue reports. Saves them directly to /issues/ in your repository. Claude Code 63installs kql microsoft skill This skill helps agents write, debug, and review KQL queries. Use it for ADX, Log Analytics, Sentinel, and other Microsoft data services. Claude Code 58installs pr-address-feedback official github skill This skill steps through pull request review comments one by one, groups repeated patterns, and builds a resolution plan before editing files. Useful for triaging review feedback. 2installs applicationinsights-web-ts Microsoft skill Set up Application Insights telemetry for browser apps, including page views, requests, and exceptions. Use it for RUM or to connect browser-side GenAI agent traces with backend spans. Claude Code 38installs java-testcontainers official github skill Helps write Java integration tests using Testcontainers 2.x and JUnit Jupiter with Docker dependencies. Useful when adding container tests or migrating from version 1.x. 1installs java-debugging official github skill A skill that walks the agent through finding a Java bug: reproduce, narrow down, test one hypothesis, attach a debugger. Useful once logs stop explaining anything. 1installs podcast-generation microsoft skill Generates podcast-style audio narratives using Azure OpenAI GPT Realtime Mini over WebSocket. Integrates a FastAPI backend with a React audio player. Claude Code 29installs Expert Vue.js Frontend Engineer official github subagent GitHub Copilot subagent specialized in Vue 3, Composition API, TypeScript, and component architecture. Builds frontends, migrates from Vue 2, and optimizes rendering. ★ 40,369repo stars Technical Debt Remediation Plan official github subagent Generates actionable technical debt remediation plans for code and test suites. It helps teams audit accumulated debt without modifying project files. ★ 40,369repo stars