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

md-to-docx official github skill Turns a Markdown file into a Word document with a title page, table of contents and embedded PNGs. Useful when a .md draft has to reach people as .docx. 353installs drawio official github skill Builds native .drawio diagram files and exports them to PNG, SVG, or PDF with embedded XML. 314installs Specification official github subagent Generates and updates formal specification files for new or existing features. Works directly with your codebase to structure requirements and contracts. 298installs adobe-illustrator-scripting official github skill Get guidance for writing and debugging ExtendScript in Adobe Illustrator. Use it to automate documents, layers, text, paths, and exports. 268installs codebase-memory-mcp official github skill Explore unfamiliar code with Codebase Memory: find symbols, relationships and data flows, then check graph-based findings against source files. 259installs conventional-branch official github skill This skill creates and validates Git branches following the Conventional Branch specification. Useful when standardizing branch prefixes like feature/ or bugfix/. 243installs mongodb-performance-advisor official github subagent Analyzes MongoDB queries across your codebase and audits database performance using a readonly MCP server. Identifies slow operations and optimizes aggregation pipelines. 223installs apify-integration-expert official github subagent Integrates Apify Actors into JavaScript and Python codebases. Finds suitable Actors, drafts client code, and validates run outputs. 222installs diagnose official github skill This skill audits an AI workflow across five dimensions and returns scores with prioritized fixes. Use it before launch or after major workflow changes. 209installs technical-content-evaluator official github subagent A subagent that edits technical courses and docs: code accuracy, chapter flow, whether the exercises exist. Useful before publishing to see if the material teaches or just links out. 209installs batch-files official github skill Helps GitHub Copilot write, debug, and maintain Windows batch scripts (.bat and .cmd). Ideal for cmd.exe task automation and Task Scheduler jobs. 206installs power-platform-architect official Tim Hanewich skill This skill turns business requirements, use cases, and meeting transcripts into a Power Platform solution architecture with component choices and Mermaid.js diagrams. 205installs audit-integrity official github skill Enforces evidence verification, prevents finding suppression, and gates security reports with a score of at least 8 out of 10 during audits. 202installs github-actions-runtime-upgrade-conventions official github skill This skill upgrades GitHub Actions to supported runtimes while preserving workflow behavior. Use it when logs warn about deprecated Node.js or another action runtime. 194installs azure-iac-generator official github subagent Generates Bicep, Terraform, ARM, and Pulumi infrastructure templates with format-specific validation. Verifies API schemas via MCP servers before outputting code. 188installs exam-ready official github skill Prepares cram notes and practice questions from your syllabus and study materials. Keeps strictly to provided notes without external context. 187installs azure-iac-exporter official github subagent This subagent analyzes existing Azure resources and prepares requirements for an IaC template. Use it to extract configuration for Bicep, ARM, Terraform, or Pulumi. 186installs neo4j-docker-client-generator official github subagent Generates a clean Python client library for Neo4j from a GitHub issue, creating Pydantic models and repository classes. 183installs stackhawk-security-onboarding official github subagent This subagent checks whether a repository has an application or API worth testing, then prepares StackHawk configuration and a GitHub Actions workflow. Use it to set up security scans for an app. 179installs launchdarkly-flag-cleanup official github subagent Checks LaunchDarkly feature flags via an MCP server, finds the safe production value, and removes dead code branches before opening a cleanup PR. 171installs acreadiness-assess official github skill Runs an AgentRC AI-readiness scan on your repository and generates a standalone HTML report at reports/index.html. Handy before configuring AI agent instructions. 158installs acreadiness-generate-instructions official github skill This skill generates instruction files for GitHub Copilot and scopes rules to repository areas. Use it when a project needs repeatable AI coding guidance. 153installs dotnet-mcp-builder official github skill Build MCP servers and basic clients in C#/.NET with ModelContextProtocol 2.x. Use the skill when an agent needs to add MCP support to a .NET project. 152installs brag-sheet official github skill Turns Copilot CLI sessions, git history, and GitHub PRs into evidence-backed impact statements. Use it for self-reviews, promo packets, and weekly updates. 152installs screen-recording official github skill Record browser or desktop actions as GIFs and annotate selected frames. Use it to show a feature, bug reproduction, or fix in documentation and pull requests. 149installs image-annotations official github skill Draws callout rectangles, arrows and labels on screenshots and diagrams with PIL. Useful when a PR needs to show exactly what changed. 149installs pr-screenshots official github skill Gets the agent to write PR descriptions with before/after screenshot pairs, so reviewers see the visual change without checking out the branch. 141installs pr-dashboard official github skill Opens a GitHub pull request dashboard in the browser. Use it to check authored PRs, review requests, assignments, or status for a selected period. 138installs convert-pdf-to-md official github skill Converts PDF files to Markdown for reading, search, table extraction, and analysis. It can process one document or a folder of PDFs. 138installs acreadiness-policy official github skill Guides the creation, configuration, and execution of AgentRC readiness policies. Useful for setting custom scoring weights, strict thresholds, and CI gating. 133installs content-management-systems official github skill Guides GitHub Copilot through CMS architecture, template hierarchies, custom extensions, and media routing. Useful when modifying themes or data models in WordPress, Shopify, or Drupal. 128installs agent-skill-stack official github skill Finds a small compatible set of AI Agent Skills for a multi-step goal. Use it to audit installed Skills or work out what a project still needs. 128installs performance-review-writer official github skill Drafts self-assessments, peer reviews, and manager feedback using the STAR framework. Pulls work history via WorkIQ or manual notes. 121installs doc-and-modernize official github skill Analyzes a local codebase to generate a cited architecture document and creates a phased migration plan for legacy stacks. 108installs data-breach-blast-radius official github skill This skill maps sensitive data, traces its flows, and estimates the impact of a breach. Use it before a security review or for systems handling user, health, or financial data. 106installs sql-server-table-reconciliation official github skill Compares identical tables across SQL Server instances using mssql-python and Apache Arrow. It detects missing rows and schema drift during migrations. 102installs github-codespaces-efficiency official github skill Audit and optimize GitHub Codespaces configurations. This skill trims devcontainer images, adjusts idle timeouts, and cuts machine compute spend. 100installs arduino-azure-iot-edge-integration official github skill Guides Arduino-to-Azure IoT Hub and IoT Edge design, from telemetry to device commands. Use it when a project needs an edge gateway or must handle unreliable links. 100installs javax-to-jakarta-migration official github skill Migrates Java code from the javax.* namespace to jakarta.*. Use it for an explicit Jakarta EE or Tomcat 10+/11 migration request. 96installs generate-image official github skill Generate images from text prompts with OpenAI or Google Gemini. Use it to create project textures, icons, sprites, artwork, or mockups. 93installs