add-mcp registry

OptionsCalc is an options strategy analysis tool for building and visualizing multi-leg options trades with payoff diagrams, Greeks, and implied-volatility modeling. It offers a free web app and a paid tier with additional saved-strategy and tracking features.

Google Cloud Organization Policy lets administrators define and manage policy constraints across organizations, folders, and projects in Google Cloud. It is used to control allowed configurations and governance rules for cloud resources.

OriginalVoices provides audience insights from "Digital Twins" of real people so users can ask questions and get structured human-perspective responses. It is positioned for AI assistants, agents, and developer workflows that need research or validation input from modeled real audiences.

Ory provides identity and access management products for authentication, OAuth2/OIDC, authorization, permissions, and related security use cases. It is available as a managed cloud service and as self-hosted open-source or enterprise deployments.

OTOMOTO is a Polish automotive marketplace for listing and browsing vehicles and related automotive offers. It is operated by Grupa OLX and provides business tooling for managing marketplace listings.

OTseek appears to be related to occupational therapy evidence search resources. For the given domain, the only verified programmatic integration surface is the public MCP endpoint on backend.otseek.com.

Otter.ai is a meeting transcription and conversation intelligence service that records, transcribes, summarizes, and analyzes meetings and conversations. Its product includes workspace, channel, and conversation data with AI-generated summaries, action items, and insights.

Overstappen.nl is a Dutch comparison website for household services and insurance products such as energy, internet, mobile, car insurance, and health insurance. It helps consumers compare providers and switch plans.

OVIOS FURNITURE is an ecommerce storefront for indoor and outdoor furniture. The site runs on Shopify and publishes agent-facing instructions for browsing products and using UCP-based commerce flows.

Owkin develops AI products for biomedical research, including K Pro for scientific reasoning over datasets and Pathology Explorer for analyzing histology slides. Its public docs focus on life-science research workflows and integrations with enterprise data systems.

Paardplaats is an online marketplace for buying, selling, and leasing horses. Its website lists horse advertisements and related browsing features for horse buyers and sellers.

Paddle provides billing infrastructure for software and digital product companies, including subscriptions, pricing, checkout, invoicing, and related customer and revenue workflows. Its platform includes a developer-facing API and hosted AI-agent integrations for documentation access and account operations.

Paddle provides billing infrastructure for software and digital product companies, including subscriptions, pricing, checkout, invoicing, and related customer and revenue workflows. Its platform includes a developer-facing API and hosted AI-agent integrations for documentation access and account operations.

PagerDuty exposes HTTP APIs for REST plus Events v1/v2 and a streamable-HTTP MCP server at https://mcp.pagerduty.com/mcp; authenticate with a PagerDuty API token or OAuth bearer token for REST/MCP, an Events v2 integration key (`routing_key`) for Events v2, and a Generic API service key (`service_key`) for Events v1.

Paloma is hospitality booking software for restaurants and venues. It centralizes private-event inquiries, bookings, deposits, and customer communication for venue teams.

Pane is a hosted Model Context Protocol server for personal finance. It lets users link bank, credit, investment, and crypto accounts and give AI assistants scoped access to read financial data and save annotations.

Parqet is a portfolio tracking platform for private investors and professionals that aggregates holdings from brokers, banks, and multiple asset classes into one view. It provides performance, dividend, allocation, and tax analytics across web and mobile apps.

PAYONE provides payment processing products for merchants, including e-commerce, in-store, and payment-link solutions. Its public site links to technical documentation for integrating payment flows and merchant tooling.

PayPal provides online payments, merchant checkout, invoicing, subscriptions, payouts, and related financial services. Its developer platform also includes Braintree payment infrastructure and AI-oriented tooling such as an MCP server.

PC Express is Loblaw’s online grocery ordering service in Canada for pickup and delivery. The pcexpress.ca site is consumer-facing, and no public developer API or CLI documentation was found on the domain.