Tools

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.

Lets agents send and read channel messages and DMs through your own Discord bot, and manage channels, roles, member timeouts and scheduled events, useful for running a community or player support on Discord. Create a bot in the Discord Developer Portal for a token; needs Docker.

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.

Fetches captions and transcripts for YouTube videos and Shorts, with language selection and fallback, optional timestamps and sponsor segments filtered by default. No API key for transcripts; the optional visual analysis tool needs a TwelveLabs API key and a direct video URL.

Community YouTube server built on the YouTube Data API: look up video and channel data, fetch transcripts, browse playlists, and filter creators by subscriber count and upload frequency for influencer scouting. Needs a YouTube Data API key (daily quota) and Node.js.

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.

Scores resumes line by line against a role's must-haves, nice-to-haves and dealbreakers, noting strengths, concerns and interview follow-ups, and can tier and rank a batch of applicants. No account needed; treat scores as a first pass and keep hiring decisions human and fair.

130+ office skills for contract review, NDAs, job descriptions, offer letters, invoices and expenses, meeting notes, email, and Excel, PowerPoint and PDF work. Writing skills work as-is; Airtable, Slack and other automations need those services. Legal and finance output needs expert review.

Reviews employment agreements, NDAs, service agreements and other common contracts: flags risky clauses (unlimited liability, unilateral termination, auto-renewal), checks for missing terms and suggests edits to negotiate. US, EU, UK and China law. No account; have a lawyer review.

Drafts a formal offer letter from name, role, start date, pay, employment type and manager, with optional equity, bonus, benefits and background check terms. No account needed; follows US conventions (401(k), at-will), so have HR or legal review it before sending.

Builds a linked three-statement forecast (income statement, balance sheet, cash flow) from 2-3 years of financials and assumptions like growth and gross margin, with base, bull and bear cases, for budgeting and fundraising. Prompt-only; outputs Markdown tables. Have finance review it.

Open-source meeting connector that lets agents join Zoom, Teams or Google Meet as a participant, read the live transcript, chat and attendee list, and speak, e.g. to take meeting notes. Runs locally in Docker (image about 2.3 GB); transcription is local by default.

Official plugin for Postiz, the open-source social media scheduler: agents use the postiz CLI to upload media, schedule posts to 28+ platforms such as X, LinkedIn, TikTok and Instagram, and check analytics. Needs Node.js, the postiz npm package and a Postiz account (or self-host).

Postiz's official agent CLI: lets AI schedule posts to 28+ platforms such as X, LinkedIn, Instagram, TikTok and YouTube, upload images and video, and check post and account engagement. Ships with skills and a Claude Code plugin. Needs Node.js and a Postiz account (cloud or self-hosted).

Official ClickHouse skills: best practices for schema design, primary keys, JOINs and inserts ranked by impact, advice on real-time architecture decisions, in-process SQL and pandas-compatible analysis with chDB, and local and cloud deployment workflows.

OpenAI's official sales plugin for Codex: meeting prep, call notes into follow-up emails and CRM updates, weekly account priorities, forecast reviews, deal strategy and competitor briefs. Works on pasted material; a template, so swap in connector IDs before using Salesforce or HubSpot.

Todoist's official MCP: lets agents find, create, update and complete tasks and projects and view to-dos by date. Use the hosted remote server with OAuth sign-in, or embed it as a tool library in your own AI app.

Official ElevenLabs skills: text to speech, speech to text, sound effects and music generation, voice changing, vocal isolation, multilingual dubbing and building voice agents. Needs an ElevenLabs API key.

Searches Airbnb listings and fetches details: filter by location, dates, guests, price and property type, and get amenities, house rules, location and direct links. No API key; runs locally via npx and respects robots.txt by default.

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.

68 trading and quant skills focused on crypto and DeFi: market and on-chain data, technical indicators, backtesting, position sizing and risk, prediction markets, and tax tools for cost basis and wash sales. Most need Python and data API keys (often free tiers); get expert review.

Connects Stata to VS Code or Cursor and exposes a local MCP endpoint so Claude Code or Codex can write and run do-files and read regression output, with graphs shown in the editor; for empirical research. Needs a licensed Stata 17+, the extension installed and the editor open.

Official MCP and skills from freee, Japan's cloud accounting service: accounting, invoices, HR and payroll, timesheets, fixed assets and tax filings. Remote server with freee OAuth recommended; freee Sign e-contracts are local-only for now. Have an accountant check results.

Contract review skill built on the 41 risk categories of the CUAD dataset, covering NDAs, SaaS and M&A deals: rates risk from your side's position, benchmarks terms against market norms for negotiating room, and proposes drop-in redlines. Install by git cloning into your skills folder.