Tools

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.

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.

ASSISTments' official math assessment plugin: breaks a math standard (such as US CCSS) into teachable, testable sub-skills and an item plan, then generates targeted practice or mastery quizzes for teacher review first. Drafting works as is; saving to ASSISTments needs its MCP and an account.

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.

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.

Coursera's official learning plugin: asks about your topic, background and preferred formats, then searches the Coursera catalog to recommend courses, hands-on projects, short videos or role-play practice, and plans your next learning steps. Requires the Coursera connector to be enabled.

Official remote MCP from AP prep platform Fiveable: browse study guides and topics for US AP courses, practice multiple-choice questions with adaptive diagnostics, get FRQ answers scored and estimate AP scores. For students. No install or API key; sign in to save progress.