"Understanding OAuth 2.0 Protocol" matching MCP connectors:

Hosted MCP server for solar vitamin D. Six public tools, no account needed: find a city, sun times and golden hour, the synthesis window for a day, the whole year of viable months at a latitude, whether right now is a good moment from live UV, and what a sun session produced. Four more read a signed-in user profile, cities and sun history over OAuth 2.1. Built on NOAA solar geometry, a Madronich clear-sky UV model with ozone, MED by Fitzpatrick skin type, and live Open-Meteo data.

Evidence-based plant-based food-as-medicine protocols for 47 chronic conditions. ACLM-aligned.

Garmin data in Claude & ChatGPT via the Garmin Health API. OAuth sign-in, no password sharing.

WHOOP recovery, strain, sleep and workouts in Claude via official WHOOP OAuth. Free, open source.

Manage clients, plans, sessions, habits, and billing on Trainzilla via one-click OAuth.

Remote MCP server for training, nutrition, wellness, and performance data with OAuth 2.0.

The first strength-training app Claude can write to — reads real workout history, writes planned workouts back. First-party, OAuth 2.1, free.

Geolocate Me turns your phone into location context for any AI assistant. Install the iOS or Android app, connect once with OAuth, and your GPS is queryable in natural language. Ask where you are, where you parked, where you were yesterday at 3pm, or how long you were at the office — the assistant calls the tool and answers with a real street address. https://geolocateme.app

Pace is a remote MCP server that exposes wearable and fitness data to Claude via the Model Context Protocol. It connects to Garmin, Oura, Whoop, Polar, Fitbit and 20+ devices and provides 15 tools for querying sleep, activity, recovery, and training data. Hosted on Google Cloud Run, OAuth 2.1 authentication, Streamable HTTP transport. Instructions: First you need to create an account at: https://pacetraining.co and connect your wearables. After that you can connect the remote Server via Custom Connector in Claude and OAuth 2.1 Flow startet.

Hosted MCP server with managed OAuth for 15+ toolkits: Google Workspace, Fitbit, Oura, Kalshi, etc.

Multi-tenant hosted MCP server for Oura Ring — 21 read-only tools, OAuth per user.

Connect your Oura Ring account to enable secure, authenticated access in your workflows. Generate…