"Supabase (open source Firebase alternative)" matching MCP connectors:

Search domain availability and pricing, straight from chat, then open a link to register.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Source discipline for Torah study in Claude: read the real texts, quote exactly, never fabricate

Web and MCP change memory with native diff UI; later calls return only what changed.

Live US savings, CD, mortgage & HELOC rates with source + timestamp on every figure.

UCP-compatible machine catalog for paid Misfit agent APIs and MCP services.

Published driving guides, source-backed UK and US test-centre search, and study-plan previews.

Publish an HTML document as a link anyone can open in one tap, plus PDF, image and Word export.

Consent-gated tools that turn user health notes into non-diagnostic appointment-prep materials.

Search 4M+ podcasts & YouTube, transcribe any episode, search transcripts, generate AI lessons.

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.

MCP server for Open Archives: Dutch genealogical records and historical page transcriptions.

Verified Japanese company press releases with provenance (corporate number, source URL) and jobs.

Search 15K rare pre-modern texts translated to English: philosophy, religion, science, literature.

The OpenZeppelin Stylus Contracts MCP server generates secure smart contracts for the Arbitrum Stylus environment using OpenZeppelin templates, including ERC-20, ERC-721, and ERC-1155 standards. It automatically validates generated code against OpenZeppelin's security and style rules, enforcing best practices for imports, modifiers, naming conventions, and security checks to prevent common vulnerabilities. The server integrates with AI development tools like Cursor, Claude, Gemini, Windsurf, and VS Code to enable AI-assisted, production-ready smart contract development.

Authenticated, user-scoped MCP connectors for 30+ business systems.

The OpenZeppelin Solidity Contracts MCP server integrates OpenZeppelin's security and style rules into AI-driven development workflows, enabling AI assistants to generate safe, correct, and production-ready smart contracts. It automatically validates generated code against OpenZeppelin standards (including imports, modifiers, naming conventions, and security checks) and supports various contract types including ERC-20, ERC-721, ERC-1155, Stablecoins, RWA, Governor, and Account contracts through prompt-driven workflows.

The OpenZeppelin Stellar Contracts MCP server generates secure smart contracts for the Stellar blockchain based on OpenZeppelin templates. It integrates with AI assistants to automatically enforce OpenZeppelin's security best practices, style rules, and standards at every prompt, enabling developers to create production-ready Fungible Token, Non-Fungible Token, and Stablecoin contracts through AI-driven workflows.

The OpenZeppelin Cairo Contracts MCP server generates secure smart contracts in the Cairo language for Starknet environments based on OpenZeppelin templates. It brings OpenZeppelin's proven security and style rules directly into AI-driven development workflows to create safe, production-ready contracts. Key capabilities include providing templates for ERC-20, ERC-721, ERC-1155, Multisig, Governor, and Vesting contracts.