Tools

MLflow's official skills plugin: lets coding agents add MLflow Tracing to LLM apps, analyze failed traces, build evaluation datasets and scorers, and query token and latency metrics, closing the instrument, evaluate, iterate loop. Needs MLflow 3.8+.

Zendesk's official CLI: preview, import and publish Help Center themes locally, and create, package and deploy Zendesk apps such as ticket sidebar apps. Needs a Zendesk account, Node.js 20.17+ and yarn, some HTML/CSS for themes; run zcli login first.

Discourse's official MCP: lets agents search and read forum topics and posts and view categories and users. Read-only by default and no account needed for public forums; posting and replying require a site API key and the --allow_writes flag. Needs Node.js 24+.

Lets agents create, search, update and reply to Freshdesk tickets, add internal notes, and look up contacts, companies and agents, so support teams can process and summarize tickets in bulk. Needs a Freshdesk API key and account domain; runs locally with uvx.

Pinecone's official plugin: bundles the Pinecone MCP server and /pinecone skill commands to create vector indexes, upsert data, search in plain language, or build a document Q&A assistant with citations from Claude Code. Needs a Pinecone API key (free sign-up); Assistant features also need uv.

42 official AWS skills for healthcare and life sciences: medical coding and terminology mapping, FHIR/HL7 parsing, claims and prior authorization rules, medical imaging, pharmacoepidemiology and genomics, per US standards. Some need local software. Not for clinical decisions; expert review required.

HashiCorp's official MCP: lets agents manage Vault mounts, read and write KV secrets, enable PKI, create issuers and roles, and issue certificates. Needs a reachable Vault server and token; HashiCorp recommends using it only in trusted local environments.

CoinGecko's official MCP: query prices, market caps, exchanges and price history for 10,000+ crypto assets, plus on-chain DEX data. Connect to the free keyless public server (shared rate limits) or use a Pro API key for higher limits and the full toolset. For research only, not investment advice.

Helps agents add Auth0 authentication to apps: detects 35+ frameworks and covers login, MFA, SSO, RBAC, JWT validation, migration from other auth providers, and tenant security audits. Maintained by Auth0; needs an Auth0 account (free sign-up).

Alibaba Cloud's official MCP server: through the DataWorks Open API, agents manage data development nodes and workflows, operate scheduled instances, query Data Map metadata and lineage, and configure data quality rules. Needs an Alibaba Cloud AccessKey.

Trivy's MCP plugin: lets agents scan local projects, container images and remote repositories for vulnerabilities and misconfigurations in plain language, optionally checking policy compliance via the Aqua platform. Requires Trivy; maintained by Aqua Security.

EODHD's official plugin (remote MCP, 7 workflow skills, an analyst subagent): quotes, fundamentals and macro data from 70+ exchanges worldwide, company briefs, stock screening and portfolio risk analysis. Needs an EODHD account; free tier: 20 calls/day, basic US data only. Not investment advice.

Amplitude's official plugin with a remote MCP and nearly 30 analysis skills: build charts and dashboards in plain language, interpret A/B experiments, summarize user feedback, and generate daily or weekly data briefs. Needs an Amplitude account with data (free plan exists); browser sign-in.

Lets agents search Help Scout conversations, see a customer's or organization's full history and pull reports like CSAT; add a Docs API key to search the knowledge base. Write actions (draft replies, internal notes, tags) are off by default. Needs App ID and Secret from a Help Scout private app.

GitGuardian's official MCP: scans code for leaked secrets with 500+ detectors, and lets agents triage and remediate incidents, generate honeytokens and open fix PRs. Needs a GitGuardian account; the hosted endpoint with OAuth sign-in is recommended.

Snowflake's official plugin: detects Snowflake-related requests and hands them to the Cortex Code CLI, whose 55+ built-in skills handle SQL, dynamic tables, data governance and more. Needs the cortex CLI installed and a Snowflake connection configured.

NASA's official MCP for its Common Metadata Repository: find Earth science and remote sensing datasets in plain language, check that data files exist for a given place and time, and get access services, related tools and citation info. No account to connect; downloads need an Earthdata login.

Community-built MCP for the Genesys Cloud contact center: supervisors and QA staff can check queue volumes, sample conversations, and read call quality, sentiment, topics and transcripts. Needs an OAuth client in your Genesys Cloud org with per-tool permissions, and Node.js. Still in development.

Amazon's official seller plugin (beta): connect Seller Central to check sales, traffic and inventory, get stockout alerts and restock suggestions, plan FBA inbound shipments and diagnose suppressed or unsearchable listings. Changes are drafted and need your approval. Needs a seller account.

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.

Teamwork.com's official MCP: query and update projects, tasks, milestones and time logs in plain language, and handle Desk support tickets and Spaces wiki pages, with role-based tool sets (e.g. project manager, support). Needs a Teamwork.com account with AI/MCP enabled by an admin.

HubSpot's official skill: agents use the HubSpot Agent CLI to create and triage tickets, move them through pipeline stages, queue by priority, bulk-update status and log resolutions. Needs the HubSpot Agent CLI (beta), signed in, plus the repo's bulk-operations skill. Edits live data; try a sandbox.

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.