Tools

Carta's official equity plugin: ask about cap tables, option grants and vesting, SAFE conversions, 409A valuation history and liquidation waterfall scenarios, plus compensation benchmarks and drafting share issuances. Needs a Carta account (OAuth); collects usage telemetry. Have results reviewed.

Dropbox's official plugin (Claude, Codex and Cursor versions): search and browse Dropbox files, read and summarize documents, create shared links, send file requests to collect materials, and organize folders, confirming a list before deleting. Respects existing permissions; needs Dropbox sign-in.

Zoom's official plugin: helps plan, build and debug Zoom integrations (REST API, Meeting/Video SDK, webhooks, meeting bots) and includes the Zoom MCP to search meetings and fetch recordings and transcripts. In Claude Code you complete OAuth yourself.

NiuTrans' official MCP: translate text through the NiuTrans Open Platform, with a catalog of 455 languages and aliases and broad coverage of less common languages. Needs an API key from niutrans.com (about 200,000 free characters a day, then top up) and uv.

Box's official plugin: agents search files, organize folders and set sharing via the Box MCP or CLI, and use Box AI for Q&A, summaries and field extraction. Plus law firm workflows (contract review, client intake, M&A data rooms); lawyers make the legal calls. Needs Box MCP authorization.

Official MCP for LibreTranslate, the open-source machine translation engine: translate text, detect languages and list supported languages. Use libretranslate.com (paid API key) or your own free self-hosted instance so text never leaves your machine or network. Needs Node.js.

Lucid's official hosted MCP: search and summarize documents in your Lucid account, generate flowcharts, org charts (importable from CSV) and sequence diagrams from a sentence, edit shapes, export PNGs and create share links. Needs a Lucid account (free plan works) with OAuth on first connect.

Atlassian's official plugin: run /twg-setup to install and sign in to the Teamwork Graph CLI, then Claude Code can query and act on issues, pages and pull requests across Jira, Confluence, Bitbucket, Trello and more. Needs an Atlassian Cloud account; terminal or desktop only.

Circleback's official plugin: agents search meeting notes, timestamped transcripts, action items, calendar events and connected email via its remote MCP, for post-meeting notes and follow-ups. Needs a Circleback account recording your meetings (free tier works); authorize via /mcp.

DeepL's official Claude Code plugin: uses DeepL's hosted service to translate text and Word, PowerPoint, Excel and PDF files with formatting intact, rephrase and polish, fix grammar and apply glossaries. Needs an eligible DeepL subscription; browser sign-in on first use.

Pendo's official product analytics plugin: summarize account activity and feedback before customer meetings, analyze feature adoption, group user feedback into themes and find session replays. Needs a Pendo subscription; authorize via /mcp after install.

Intuit's official QuickBooks plugin: health checks on profit, cash flow, balance sheet and receivables, peer benchmarking and payroll cost analysis, and drafts payment reminders, estimates and invoices, confirming before writes. Needs QuickBooks Online (official connector); have finance review.

Windsor.ai's official plugin: connects ad accounts on Google, Meta, TikTok and more plus 350+ data sources such as GA4 and CRMs for quick cross-channel performance reports and wasted-spend detection; asks before changing budgets or pausing ads. Needs a Windsor.ai account with data sources connected.

Official plugin for Windmill performance management: write feedback and kudos for colleagues, manage 1:1 agendas and private notes about teammates, create and schedule pulse surveys, and summarize team updates. Needs a Windmill account (free up to 10 users); browser sign-in.

100Hires' official hosted ATS MCP: HR can manage candidates, job postings, pipeline stages, interview scheduling, email templates and scorecards from chat, covering its full API. Sign in via browser OAuth, nothing to install. Needs a paid 100Hires account (14-day free trial).

StackOne's official plugin connects its hosted MCP so agents can search and act across hundreds of connected business systems, from HR platforms like Workday and SAP to CRMs and Jira, for example looking up leave requests. Needs a StackOne account (free plan available) with your systems connected.

Wingspan's official plugin: ask about your contractor roster, who is missing W-9s or other compliance docs, what is due this month and why a payment is stuck; also invite contractors and log draft bills. Writes are previewed and it never sends money. Needs a Wingspan payer account; US-focused.