Tools

Official hosted MCP from the nonprofit Free Law Project: search US federal and state court opinions, dockets and judges, extract and verify case citations in documents, and subscribe to case alerts. Needs a free CourtListener account (browser sign-in); a lawyer should review results.

Langfuse's official plugin: uses hooks to send prompts, model calls, token usage and cost, tool calls and subagents from Claude Code sessions to Langfuse as traces for monitoring and review. Needs Langfuse keys (self-hosting supported) and uv or Python 3.10+.

HubSpot's official skills for running the CRM via the hubspot CLI: look up customers and history, filter audiences, dedupe records, advance deals, build sales reports and route support tickets. Needs the HubSpot Agent CLI (beta) signed in; dry-run bulk edits first; some features need paid plans.

Jotform's official hosted MCP: lets agents create and edit forms, list forms, and query or add submissions by criteria, handy for event sign-ups, surveys, permission slips and feedback. Nothing to install; OAuth sign-in (only workspace admins can install). Free accounts are rate-limited.

AWS's official plugin for startups: answers AWS Activate credit eligibility and 60+ startup perks, gives architecture and cost advice by funding stage, team size and runway, and plans migrations from GCP, Azure or Heroku. Perk lookups need no AWS account; migrations need your repo.

ModelScope's official MCP: search models, datasets, Studio apps, papers and MCP servers and view details, plus text-to-image and image-to-image generation. Needs a ModelScope API token.

Pigment's official plugin: bundles the Pigment MCP and 30+ modeling skills to query business data and compare budget vs. actuals in plain language; with advanced mode on, build budget and forecast models, metrics and boards. Needs an enterprise Pigment workspace with MCP on; have finance review.

Salesforce's official sales plugin (beta): daily briefs, meeting prep and follow-up email drafts, team pipeline reviews, forecast and slipped-deal scenarios, and lead triage, confirming before editing records. Needs Salesforce hosted MCP (admin-enabled) and Slack; email and calendar optional.

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.

From TUM's Chair of Geoinformatics (a 3DCityDB co-developer): query CityGML 3D city models in 3DCityDB v5 in plain language, covering both spatial and semantic attributes, with read-only SQL. Needs a deployed 3DCityDB database and Python; register it from the folder with your .env config.

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.

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.

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.

SNOMED International's official MCP: search and validate SNOMED CT terms, browse concept hierarchies and expand value sets in the International, US, UK, Australian and other editions. Hosted, no account. Unlicensed use is evaluation only, not for coding records. Clinicians should review.

Vaquill's official legal research MCP: search US federal and state codes, CFR, constitutions, court rules and the Federal Register, resolve Bluebook citations to statute text, plus Indian law. Needs a credit-based API key (non-commercial users can request free credits). A lawyer must review.

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.