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Official Firecrawl skill: drives the Firecrawl CLI to search, scrape, map site URLs, batch-crawl, interact with pages and monitor changes, returning LLM-ready Markdown. Search and scrape have a rate-limited free tier; crawling and monitoring need an account or self-hosted instance.

Firecrawl's official CLI: scrape, search, map and crawl sites and interact with pages in a browser from the terminal, with Markdown output; can also install companion skills for coding agents. Needs a Firecrawl account or API key, or point it at a self-hosted instance.

Lets Claude Code, Cursor and others read and edit Figma designs via a plugin bridge: batch-change colors and fonts, check contrast, generate component code. Free Figma accounts work. Needs Node.js, Figma Desktop, the local WebSocket server running and the plugin imported.

Manage Postgres databases on Neon in natural language: create projects and branches, run SQL, and use branches for migrations and query tuning. Remote server hosted by Neon with OAuth or API key auth and a read-only mode; Neon recommends it for development only.

Generates flowcharts, sequence diagrams, class diagrams and other charts from Mermaid syntax with configurable theme and background, exporting SVG or PNG files or a mermaid.ink share link. Validates syntax so the model can fix errors over several turns.

Redis's official MCP server: read and write strings, hashes, lists, streams, JSON and other data structures in natural language, with vector indexing and search and pub/sub. Bring your own Redis instance; runs via uvx.

Official BioRender plugin in Anthropic's life sciences marketplace: connects Claude Code to BioRender's scientific icons, templates and figures to find assets and make paper figures, lecture slides and talk graphics. Needs a free BioRender account; authorize it in /plugin after installing.

Lets agents deploy a local folder or file contents straight to Google Cloud Run, list services and view their details and logs, and list or create GCP projects. Maintained by Google; sign in with gcloud and set up Application Default Credentials first.

Railway's official CLI: deploy with railway up and manage infrastructure config, with token auth for non-interactive CI runs. The installer can set up the Railway skill and MCP for Claude Code, Codex and others in one step. Needs a Railway account.

Shopify's official agent plugin: searches Shopify docs and API schemas, validates GraphQL, Liquid and UI extension code, and can manage stores through the Shopify CLI. Sends usage telemetry by default; it can be turned off.

Read and write Figma from the terminal with commands or JSX: create frames and components, insert Iconify icons, set layout, and export nodes as JSX or Storybook; can also run as an MCP server. Needs Figma Desktop; version 126+ requires daemon --pipe mode.

Turns Strunk's The Elements of Style (1918) into a writing skill so agents write docs, commit messages and error messages clearly and concisely. The full text (about 12k tokens) loads only when needed. By the author of Superpowers.

Two prompt skills: video writes storyboard-style prompts for Seedance, Kling, Veo and more like a director, writer and editor; image writes art-director prompts for Nano Banana and GPT Image, recommending a model per task. Prompts only, generate on the platforms; no API key.

Official Docker skills: containerize projects, optimize and harden Dockerfile builds, orchestrate with Compose, use Docker Sandboxes and Docker Agent, with confirmation guardrails before deletes and other destructive actions.

Reads an article or document, pulls out the key points and generates an illustration for each, plus an optional cover. Three styles (gradient glass, ticket, vector illustration) and 16:9 or 3:4 ratios for blogs, slides and social posts. Needs a Gemini API key and Python.

Elastic's official skills teaching agents to use Elasticsearch and Kibana correctly: index design, ES|QL queries, search relevance tuning, dashboards, observability troubleshooting and security alert triage. Currently a technical preview.

Manage Argo CD in natural language: list and inspect applications, create, update and delete them and trigger syncs, and view resource trees, workload logs and events. Maintained by Argo Project Labs; needs your Argo CD URL and an API token, with an optional read-only mode.

Chroma's official MCP: lets agents create and manage collections, add documents, and retrieve them with vector search, full-text search and metadata filters. Connects to in-memory or local persistent stores, self-hosted instances or Chroma Cloud.

Eight workflow skills for designers prototyping with AI: requirements interviews, briefs, information architecture, design tokens, task breakdown, UI in a chosen aesthetic and design review, chained by design-flow. Outputs go to .design in the project. For Claude Code, Cursor or Codex.

Official FSFE command-line tool that checks every file in a project for copyright and license information per the REUSE spec, adds headers in bulk, downloads license texts and generates an SPDX bill of materials. Needs Python; have legal review the results.

Official Sleek skill: lets agents design mobile app screens in Sleek, manage projects and take preview screenshots, then pull the design HTML and implement it in React Native or SwiftUI. Needs a Sleek account and API key; free accounts get one trial run, ongoing use needs a paid Pro plan.

Resend's official MCP: lets agents send and receive email and manage contacts, broadcasts and sending domains. Use the hosted remote server with OAuth sign-in, or run the npm package locally with a Resend API key.

Turns a prompt or still image into a looping animated icon with real transparency, output as animated WebP. It generates one still with GPT Image or Nano Banana, waits for approval, animates it via Seedance on OpenRouter, then mattes and encodes it. Needs Python, ffmpeg and paid API keys.

MCP server for the Lean 4 theorem prover: lets agents read proof goals, diagnostics and definitions and search theorems via LeanSearch and Loogle, helping mathematicians and students with formal proofs. Needs uv and the Lean toolchain; run it from the Lean project root.