Writing and docs: skills, plugins, subagents, slash commands and mcp servers

plugin-structure official Anthropic skill This skill explains how Claude Code plugins are organized, including their manifest, component directories, discovery, and path configuration. Claude Code 6,855installs seo affaan-m skill A skill that walks your coding agent through technical SEO, on-page fixes, structured data and Core Web Vitals, with page-level recommendations. Claude Code CX Codex Cursor +1 5,000installs deep-research affaan-m skill Turns a vague “research this” request into a cited report: sub-questions, 15–30 sources, an inline reference under each finding and a confidence level. Claude Code CX Codex Cursor +1 5,000installs brand-voice affaan-m skill Extracts an author's writing style from real publications and turns it into a reusable profile for drafts and outreach. Useful when you need consistent tone without typical AI cliches. Claude Code CX Codex Cursor +1 4,900installs nextjs-turbopack affaan-m skill This skill covers Turbopack in Next.js 16+, when webpack may be needed, and the middleware.ts to proxy.ts change. Use it while debugging development builds or checking a version upgrade. Claude Code CX Codex Cursor +1 4,900installs architecture-decision-records affaan-m skill This skill writes architectural decisions into numbered ADR files in docs/adr/, with context, rejected alternatives and consequences. Useful when you pick a framework or database and want the reasoning to survive. Claude Code CX Codex Cursor +1 4,800installs content-engine affaan-m skill This skill turns articles, notes, and demos into content for X, LinkedIn, TikTok, YouTube, and newsletters. Use it for posts, scripts, or content calendars. Claude Code CX Codex Cursor +1 4,700installs baoyu-diagram JimLiu skill Builds dark-themed, standalone SVG technical diagrams, flowcharts, and mind maps directly inside your AI coding session. Claude Code CX Codex Cursor +1 15,300installs microsoft-docs official github skill Finds official Microsoft documentation, tutorials, and code samples for Azure, .NET, VS Code, and GitHub work. Use it when an agent needs a source tied to a specific technology or version. GitHub Copilot 14,881installs manim-video affaan-m skill Builds technical explainers in Manim for graphs, system diagrams, and product walkthroughs. Use it when motion should clarify the idea instead of a talking-head script. Claude Code CX Codex Cursor +1 4,600installs documentation-lookup affaan-m skill Fetches live library and framework documentation via the Context7 MCP server instead of stale training data. Helps get accurate API methods and configuration examples. Claude Code CX Codex Cursor +1 4,600installs investor-materials affaan-m skill Creates and aligns pitch decks, one-pagers, financial models, and accelerator applications. Keeps all numbers and assumptions consistent across fundraising documents. Claude Code CX Codex Cursor +1 4,600installs product-capability affaan-m skill Turns a PRD, roadmap item or product discussion into a capability plan with constraints, invariants and interfaces spelled out before multi-service work starts. Claude Code CX Codex Cursor +1 4,500installs show-me humanlayer skill Explains code and architecture through Mermaid diagrams, call trees, diffs, and HTML artifacts. Useful when you need a concise visual layout instead of walls of text. Claude Code CX Codex Cursor +1 32,300installs microsoft-code-reference official github skill Checks Microsoft APIs and SDK code against official docs, finds working samples, and helps debug Azure and .NET issues. GitHub Copilot 14,251installs nutrient-document-processing affaan-m skill This skill uses the Nutrient DWS API to convert files, OCR scans, extract data, and edit PDFs. Use it when document processing needs to happen through that API. Claude Code CX Codex Cursor +1 4,400installs customs-trade-compliance evos skill Classifies goods under HS/HTS codes, checks denied-party lists, and verifies trade documents across US, EU, UK, and APAC jurisdictions. Claude Code CX Codex Cursor +1 4,400installs investor-outreach affaan-m skill Drafts cold emails, warm intro blurbs, follow-ups, and investor updates. Use it when fundraising outreach needs a concise message tailored to a specific investor. Claude Code CX Codex Cursor +1 4,400installs understand-onboard Egonex-AI skill Generates a structured project onboarding guide for new teammates using an existing knowledge graph. Useful for introducing developers to unfamiliar repositories. Claude Code CX Codex Cursor +1 3,700installs create-specification official github skill This skill creates a structured Markdown specification with requirements, constraints, and interfaces. Use it when an AI agent needs a clear project contract. GitHub Copilot 13,537installs better-writing jakubkrehel skill Writes and reviews UI copy, from button labels to errors and empty states. It keeps product vocabulary consistent and guides users to the next step. Claude Code CX Codex Cursor +1 28,700installs openspec-update-change openspec skill Revises existing OpenSpec planning artifacts and keeps them consistent. Use it when a change plan gains new decisions without changing source code. Claude Code CX Codex Cursor +1 4,500installs create-agentsmd official github skill Generates an AGENTS.md file with repository context and instructions for coding agents. Use it when project rules need a clear, agent-focused home. GitHub Copilot 13,104installs wowerpoint thedotmack skill Turns a single text document into a kawaii NotebookLM slide deck via CLI. Helpful when you need to render an architecture doc or report into clear, shareable slides. Claude Code CX Codex Cursor +1 4,400installs memory-merger official github skill Moves mature notes from a domain memory file into its instruction file. Useful when project guidance grows through reviewed lessons. GitHub Copilot 12,846installs write-agentmemory-skill rohitg00 skill Sets structure and formatting rules for agentmemory skills. Use it when creating a new SKILL.md or reviewing an existing skill for consistency. Claude Code CX Codex Cursor +1 10,700installs create-implementation-plan official github skill This skill creates a Markdown implementation plan for features, refactoring, package upgrades, or infrastructure work. Use it when an agent needs an explicit task breakdown. GitHub Copilot 12,558installs qmd tobi skill Search local Markdown notes, docs, and wikis with QMD, then answer from retrieved files. Useful when project knowledge already lives on disk. Claude Code CX Codex Cursor +1 4,100installs architecture-blueprint-generator official github skill Analyzes a codebase and creates an architecture blueprint with components, dependencies, and diagrams. Use it before extending a project or onboarding developers. GitHub Copilot 12,196installs architecture official anthropics skill Writes an Architecture Decision Record or reviews a system design: options, trade-offs, consequences. Useful when you have to pick between technologies. Claude Code CX Codex Cursor +1 6,700installs weekly-digests thedotmack skill Splits a claude-mem timeline into per-ISO-week files and produces one narrative chapter per week. Use it when you want a serial story, not a single report. Claude Code CX Codex Cursor +1 4,000installs sdf earthtojake skill This skill authors and validates SDFormat files for models and worlds, then helps prepare them for simulator handoff. Claude Code CX Codex Cursor +1 10,500installs openspec-onboard openspec skill Guides a first OpenSpec workflow on a real codebase task, from choosing the work to archiving the finished change. Claude Code CX Codex Cursor +1 4,000installs openspec-explore openspec skill openspec-explore gives an agent a discussion-first mode for exploring ideas, investigating problems, and clarifying OpenSpec requirements before implementation. Claude Code CX Codex Cursor +1 4,000installs openspec-propose openspec skill Generates a complete OpenSpec proposal with design, spec deltas, and implementation tasks in one run. Ideal for scoping changes before editing codebase files. Claude Code CX Codex Cursor +1 4,000installs unslop cursor skill This skill removes common AI writing patterns, filler, and vague phrasing while keeping the meaning and intended tone. Use it when polishing text. Claude Code CX Codex Cursor +1 27,700installs update-implementation-plan official github skill Updates an existing implementation plan for new requirements, refactoring, package upgrades, or architecture changes. Use it when a plan needs actionable tasks and checks. GitHub Copilot 11,107installs openspec-sync-specs openspec skill Syncs delta specs from an active OpenSpec change directly into main project specs without triggering change archiving. Claude Code CX Codex Cursor +1 3,800installs cookbook-audit official anthropics skill A skill that audits Anthropic Cookbook notebooks against the style guide: checks structure, code quality, security, and learning objectives. Use it when writing or reviewing notebooks with examples. Claude Code CX Codex Cursor +1 776installs java-docs official github skill Guides Javadoc work for Java types while following the project’s documentation style. Use it when adding or revising API comments. GitHub Copilot 10,752installs