Tools

Railway's official plugin, bundling the use-railway skill and hosted Railway MCP so agents can create projects, deploy services, set environment variables and databases, and check logs and metrics to debug deployments. Needs a Railway account.

IELTS prep coach with four skills: a level check with practice advice, essay marking and rewrites on the four criteria, reading mistakes and paraphrase breakdowns, and Speaking Part 2 stories with Part 3 prep. Prompt-only, no API key; no saved history, and scores are AI estimates.

Has the agent use the @sveltejs/mcp CLI via npx whenever it creates, edits or analyzes Svelte components or modules: list and fetch Svelte 5 and SvelteKit docs sections, and run svelte-autofixer to catch issues and validate every component before finishing. Official Svelte skill.

ComfyUI's official MCP: lets agents drive local ComfyUI image and video workflows, list installed nodes, models and templates, submit jobs and fetch results, and start or stop ComfyUI. Needs a machine that can run ComfyUI (usually a GPU) and comfy-cli; partner models consume Comfy credits.

Local image processing MCP: crop, resize, rotate, add text and watermarks, blur, remove backgrounds, detect objects and extract text with OCR, with no images uploaded anywhere; handy for photos, scans and course visuals. Needs Python 3.10 and pipx; first install downloads detection models.

Vercel's official plugin: a knowledge graph of the Vercel ecosystem, dozens of skills, expert subagents for deployment and performance, and commands for deploys, env vars and project status, covering Next.js, the AI SDK, storage and CI/CD. Needs Node.js 18+ and Bun; telemetry is opt-out.

QuantConnect's official CLI drives the open-source LEAN engine locally or in the cloud to download data, backtest and optimize quant strategies and deploy them live. Requires a paid-tier QuantConnect organization; strategies in Python or C#; local runs need Docker. Get expert review.

Postman's official MCP server: lets agents manage workspaces, collections, environments and API specs, help with API testing and generate client code from API definitions. The remote version uses OAuth; the local version needs a Postman API key.

Official Readwise skills: triage your Reader queue, skim feeds, quiz you on what you just read, and draft book reviews and reading recaps from your highlights. Needs a Readwise subscription (30-day free trial) and the Readwise MCP or CLI installed first.

Adobe's official Claude Code plugin for redesigning an existing website: crawls the current site, sets a design direction, builds prototypes, then migrates page by page to static HTML, checking performance, SEO and accessibility. Requires the impeccable plugin, Node 22 and Playwright.

Adobe's official plugin that reaches Creative Cloud through a remote MCP: batch photo edits, template-based posters and social graphics, resizing for each platform, highlight clips, and bulk PDFs via InDesign data merge. Adobe says it works only in the Claude desktop app; needs an Adobe account.

MCP for the Canvas LMS: teachers can have agents bulk-grade, manage assignments and modules, post announcements and nudge students with missing work; students can check deadlines and grades. Needs a Canvas API token; one-click extension for Claude Desktop, Python 3.11+ elsewhere.

Hugging Face's official MCP server: lets agents search models, datasets and Spaces on the Hub and call thousands of Gradio AI apps directly. Hosted remotely; sign in with your Hugging Face account or authorize with a token.

Lets Claude control SideFX Houdini: create and modify nodes in natural language and run Python code to build procedural models and effects scenes, for 3D and VFX artists. Needs Houdini, the plugin placed manually and the bridge script run with uv.

Uses LLMs to generate and rewrite Anki cards in bulk and add TTS audio, with a terminal UI to pick cards before import and JSON query commands so agents can read and write decks. Needs Anki Desktop with AnkiConnect and an OpenAI, DeepSeek or other API key, or local Ollama.

Lets agents search Wikipedia and read full articles, summaries, specific sections and related articles, useful for lesson prep, homework help and fact-checking. English Wikipedia by default; pass --language to use another edition. No account; needs uv (Python).

Alibaba Cloud's official agent skills: ECS diagnosis and DR, RDS/PolarDB database checks, PAI training and EAS deployment, ACK clusters, RAM permissions, OSS and network troubleshooting, and Model Studio. Needs an AccessKey or aliyun CLI credentials.

Turns Markdown outlines into interactive mind map HTML and can export PNG, JPG or SVG server-side (requires Playwright). Runs fully locally with no third-party API key; good for organizing notes, lesson prep and document structure.

MasterGo's official MCP: reads design DSL data, SVGs and text from MasterGo files to help agents turn designs into front-end code. Needs a MasterGo personal access token; only works with Team plan or higher and files in team projects.

Lets agents understand, explain and generate Max/MSP patches: look up official object docs, explain existing patches, and create and connect objects, for sound design and interactive music teaching. Needs Max 9+, Python, uv and npm; install from source and open the companion patch in Max.

Works in the OKLCH color space for web projects: converts hex, rgb and hsl to oklch, generates palettes and dark-mode scales without hue drift, checks APCA and WCAG contrast and fixes it via lightness, handles P3 gamut fallbacks, and themes Tailwind v4.

Official fal.ai skills: agents use the genmedia CLI to call fal's 1,000+ models for text-to-image, image-to-video, voiceover, product shots and ad creatives, and storyboard shorts, with prompting guides per model. Needs a fal.ai account and API key (pay as you go) and the genmedia CLI.

Firecrawl's official plugin: brings the Firecrawl CLI in as skills so Claude Code can search the web, scrape pages to Markdown, map site links or crawl whole sites. Install firecrawl-cli and set an API key first; self-hosting supported.

Lets agents manage Anki through AnkiConnect: create decks, make Q&A and cloze cards in bulk, search and edit notes and manage tags, for teachers and students studying vocabulary or exams. Needs Anki Desktop, the AnkiConnect add-on and Node.js; the repo also ships a Claude Code skill.