Tools

Apideck's official MCP: one unified API to read and write invoices, ledgers and reports in QuickBooks, Xero, NetSuite and other accounting systems, plus HR, CRM and ATS data. Needs a paid Apideck account (30-day trial), API key and App ID, with your systems connected. An accountant should review.

Himalayas' official MCP: employers post remote jobs free (with screening questions), search open-to-work candidates and check salary benchmarks by role and country; job seekers search jobs and manage their profile and application board. Searching needs no account; managing needs a browser login.

Preconfigures the Datadog MCP in Claude Code to query logs, metrics, traces, dashboards and monitors in plain language while troubleshooting production. Maintained by Datadog; needs a Datadog account (OAuth or API key). In preview.

Grafana's official plugin marketplace with three plugins: the hosted Grafana Cloud MCP, the local mcp-grafana and Grafana Assistant, covering dashboards, data sources, Prometheus and Loki queries, alerting and incident management. Works with Claude Code and Codex.

Strips AI writing patterns from prose: filler openers, emphasis crutches, business jargon, formulaic contrasts, tricolons, em dashes and bold-first bullets, in favor of active voice and specifics. Scores reviews on five dimensions. Covers manuscripts, grants, blogs, newsletters and memos.

Mixpanel's official CLI, mp (with a Python library): query event trends, funnels, retention and user flows, and manage dashboards, reports and cohorts. Needs Python 3.10+ and a Mixpanel account; run mp login to authorize in the browser. Pre-release; interfaces may change.

OpenCage's official MCP: geocode addresses and place names, reverse geocode coordinates (with admin area, time zone and more), and check API quota. For small lookups; use its CLI for batches. Needs an OpenCage API key (free trial), Node.js 20+, and manual setup from a repo clone.

Cartesia's official voice MCP: turn text into natural speech, transcribe recordings, clone voices and localize a voice into other languages from chat, for course narration, audio content and voiceovers. Hosted; sign in with your Cartesia account in the browser. Free tier available.

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.

Free SEO plugin from SearchFit.ai: site SEO audits, technical SEO and broken link checks, content planning and writing briefs, keyword clustering, structured data generation, multilingual localization and AI search visibility analysis. No account needed; just give it a URL or your site's source.

Reviews, rewrites, generates or harmonizes interface copy inside a Figma file, covering buttons, forms, errors, empty states, onboarding, confirmations and consent; edits only the selection, preserves components and Auto Layout, and never invents product facts.

ZoomInfo's official sales intelligence plugin with 14 skills: find target companies and decision makers, enrich leads and accounts, find lookalike customers, score accounts and leads on intent signals, prep account meetings and draft outreach emails. Needs a paid ZoomInfo account with API access.

Hunter.io's official plugin: find and verify work emails by name and company, list a domain's contacts, enrich company data, build lead lists, create outreach email sequences and push them to your CRM. Needs a Hunter account (free plan: 25 searches a month); follow anti-spam and privacy laws.

Lovable's official plugin: includes the Lovable remote MCP to create, edit, deploy and manage websites and apps in plain language, so founders and PMs can build interactive prototypes fast. Needs a Lovable account; generation and edits use Lovable credits.

Airwallex's official plugin: extract details from contracts or POs to create invoices and subscriptions, add beneficiaries from supplier documents, issue employee cards with limits, and summarize multi-currency balances and FX exposure. Needs an Airwallex business account; finance should review.

Airwallex's official CLI: lets agents check multi-currency balances, beneficiaries, transfers and FX, and manage billing customers, invoices, subscriptions, corporate cards and expenses. Needs an Airwallex business account; macOS and Linux. Closed-source beta; confirm real-money actions manually.

HubSpot's official CLI for AI agents (beta): find and bulk-update contacts, companies, deals and tickets, log calls and meetings, advance deal stages and route conversations, with an official skill pack. Needs a HubSpot account and browser login; writes hit live data, so try --dry-run first.

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.

Mintlify's official plugin: reference for Mintlify components, docs.json config, navigation and API docs, plus Mintlify docs search and site management, for building and updating product docs and help centers. Needs a Mintlify docs project; management needs browser sign-in.

PagerDuty's official plugin: analyzes your current git diff against the service's past incidents and change events, gives a 0-5 risk score and suggestions before you commit, and can create PagerDuty SRE Agent skills (early access program required). Needs a PagerDuty API token.

Plain's official plugin: look up customers, threads and SLAs in Claude Code, add internal notes, create and update help center articles, and draft broadcast announcements (saved as drafts, never sent). Needs a Plain API key plus curl and jq; not in a marketplace; clone the repo to load it.

Vanta's official plugin: from Claude Code, review control gaps for SOC 2, ISO 27001 and other frameworks, failing tests, vendor risk and policies, and generate fixes for code-level issues. Needs admin access to a paid Vanta account (browser auth); have compliance conclusions reviewed by an expert.

Avalara's official hosted MCP servers: US sales tax calculation, returns filing, e-invoicing, exemption certificates, cross-border duties and HS code classification. Needs an Avalara account (AvaTax has a 90-day trial) and browser OAuth; the command adds AvaTax. Have a tax professional review.

HubSpot's official sales plugin with the HubSpot remote MCP: skills to import contacts and deals, get daily briefs, prep calls, draft follow-up emails, log call notes back to HubSpot and review the pipeline. Needs a HubSpot account.