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Official ComfyUI plugin for Claude Code: installs the hosted Comfy Cloud MCP plus slash commands to generate or edit images, video, audio and 3D models, remove backgrounds and upscale. Needs a Comfy account; model search is free, generation needs a Comfy Cloud subscription after 5 free runs.

Official ComfyUI plugin that connects the hosted Comfy Cloud MCP: slash commands to generate images, video, audio and 3D, remove backgrounds, upscale, and search models, nodes and workflow templates. Needs a Comfy account and sign-in via /mcp; 5 free runs, then a paid plan.

MinerU's official MCP: parses PDF, Word, PowerPoint and images into Markdown via the mineru.net cloud API, keeping tables and formulas. The keyless Flash mode works out of the box; add a token for higher quotas and more formats.

Comet's official Opik MCP: query traces and spans of LLM apps in chat, log scores and comments, and manage datasets, experiments and prompt versions. Works with Opik Cloud (API key or browser sign-in) and self-hosted open-source Opik.

Official Alpha Vantage MCP: exposes its API as tools for stock and options quotes, fundamentals, news sentiment, forex, crypto, commodities, economic indicators and dozens of technical indicators. Needs a free API key; a remote OAuth server is also available.

Designs or restyles web UIs in a neo-industrial, editorial-brutalist style: sets a mode, one dominant gesture, a grid and a single accent color, builds type hierarchy and layout from macro to micro, and reviews the rendered page at desktop and phone widths.

Compiles AI-written OpenSCAD code or dimension parameters into editable SCAD and STL models, renders previews from four angles and can export 3MF. Good for parametric parts and 3D printing. Needs OpenSCAD and Python 3.11+ locally; clone the repo and run with uv. No API key.

Pulls Yahoo Finance data for free via yfinance: company profiles, financials, analyst estimates, news, option chains, fund holdings and sector rankings, plus candlestick charts. No API key, just uv. Data may be delayed; have investment conclusions reviewed by a professional.

Posit's official R package connecting R to Claude Code and other agents: register your own R functions as tools and run them in your open R session, using its data. Out of the box it only switches sessions; add the btw package for docs lookup and data inspection tools. Requires R.

Wraps Shapely, GeoPandas, PyProj, Rasterio, PySAL and other GIS libraries so agents can run geometry and overlay analysis, reproject coordinates, process rasters (e.g. NDVI), do spatial statistics and make maps, and fetch boundaries, land cover and satellite imagery. Needs Python 3.10+ and uv.

MongoDB's official plugin: runs the MongoDB MCP locally via npx and adds skills for query generation, index tuning, schema design, and full-text and vector search. Connects to self-hosted or Atlas databases with a connection string.

MongoDB's official skill library covering document model design, driver connection setup, query optimization, natural-language query generation, Atlas full-text and vector search, and stream processing. Works alongside the MongoDB MCP Server.

Miro's official plugin with the Miro remote MCP and three skills: draw codebase explanations on a board, run visual code reviews on the board, and turn board docs, diagrams and prototypes into development specs. Needs OAuth with a Miro account.

Applies a Swiss International Style design system with Tailwind CSS: a 12-column grid on an 8px base, IBM Plex Sans with light headings, a stone palette, hierarchy through opacity rather than hue, a single accent color, body text capped at 60ch, mobile-first layouts and dark mode.

Microsoft Translator's translation quality tool: GPT scores each sentence using MQM error categories or a direct score; --list_mqm_errors shows error types and severity. Needs line-aligned source and target files, Python and an OpenAI or Azure OpenAI key (paid); a translator should still review.

Gives agents 250+ Financial Modeling Prep endpoints: financials, valuation and technical indicators, insider and congressional trades, SEC filings and earnings calendars. Needs an FMP API key (free tier); connect to the author's hosted URL or run locally on Node.js 25.3+. Results need expert review.

Styles elevated surfaces such as cards, dialogs, popovers and toasts with smooth-shadow-ring utilities instead of pairing a border or ring with a shadow, avoiding the double-edge look. Covers ring and shadow tinting, dark mode and overrides. Requires the shadow-plugin Tailwind plugin.

Canva's official plugin: through the Canva MCP server, edit designs, revise them from review feedback, generate in bulk from brand templates, resize designs for each social platform, and check consistency against your brand kit. Needs a Canva account; bulk generation needs an Enterprise plan.

Webflow's official MCP: manage your site's pages, CMS content and blog posts by chat, and with the MCP Bridge App in the Designer, edit page elements and styles directly. Needs a Webflow account and Node.js 22.3+; first connection asks you to authorize sites.

Connects any FHIR-compliant EHR server (e.g. the Epic sandbox or HAPI) to agents to search, read, create and update patient clinical data in plain language, with SMART on FHIR auth. By WSO2. Needs a FHIR server URL, access token and uv; clinicians must review results.

Connects AI to Autodesk Fusion 360 with 90+ tools for sketches, extrude, revolve and loft, chamfers and shells, booleans, sheet metal and patterns, to automate part modeling. Needs Fusion 360 with the repo's add-in copied into its AddIns folder and started, plus uv. Beta.

Microsoft's official MCP: query Clarity traffic, behavior metrics and session recordings in plain language, filtered by device, browser, country and more, to dig into landing page conversion. Needs Clarity installed on your site, a data export API token and Node.js.

Official Black Forest Labs skills: teach agents to write strong FLUX image prompts (typography, exact color values, multi-reference editing) and call the BFL API to generate images, FLUX 3 short videos with sound, and product ads. Prompting needs no API; generation needs a BFL API key.

Connects to the St. Louis Fed's FRED database: search and pull 800,000+ macroeconomic time series (GDP, unemployment, inflation, interest rates) with built-in year-over-year and period-over-period changes. For macro research, investing and teaching. Needs a free FRED API key and Node.js.