Tools

Typefully's official skill: lets agents draft posts and long threads and schedule or publish them to X, LinkedIn, Threads, Bluesky, Mastodon and Substack Notes, and view scheduled content. Needs a Typefully account and API key, plus Node.js 18+.

Contentful's official MCP: content and marketing teams can create, edit and publish entries and assets in bulk using plain language, and manage localized content and scheduled publishing. Needs a Space ID, a management API token and Node.js; protected environments guard live content.

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.

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).

DeepL's official CLI: translate text and PDF, Word, PowerPoint and Excel documents while keeping formatting, with glossaries and translation memory. Needs a DeepL API key (free plan available); install from source with Node.js 24.15+. Have legal translations reviewed.

Netlify's official plugin with skills for Functions, Edge Functions, Blobs, databases, forms, caching, netlify.toml configuration and deploys, plus the hosted Netlify MCP (OAuth sign-in on first use).

Phrase Strings' official CLI: phrase init walks you through config, then phrase push uploads language files and phrase pull fetches the latest translations; it also wraps the full API for projects, locales and keys. Needs a Phrase Strings account (paid, 14-day free trial) and an API token.

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.

Lets agents upload, download and list files in Tencent Cloud Object Storage (COS), and use Cloud Infinite for image processing, QR code recognition, document-to-PDF conversion, video frame capture and natural-language search. Maintained by Tencent Cloud; needs a SecretId and SecretKey.

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+.

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.

Semgrep's official MCP server plus hooks: every file the agent writes is scanned with Semgrep Code, Supply Chain and Secrets for vulnerabilities, malicious dependencies and hardcoded secrets; the agent rewrites until clean or you dismiss findings. Requires a Semgrep 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.

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.

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.

Crowdin's official plugin with the Crowdin MCP: manage projects and translations in Claude Code, Cowork or Codex, with skills to build glossaries, add translator context, draft translations for review and answer how-tos. Needs a Crowdin account; drafts and glossary uploads need its CLI.

Zeplin's official MCP: hands screen and component specs, assets, design tokens and designer annotations to the agent so developers can implement designs more accurately during handoff. Needs a Zeplin account, a personal access token and Node.js 20+.

PortSwigger's official Burp Suite extension that lets agents read proxy history, send HTTP requests and create Repeater tabs; with Burp Pro it can also read scan results and use Collaborator. Install from the BApp Store; listens on 127.0.0.1:9876 by default.

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.