"Free PostgreSQL Database Solutions" matching MCP servers:

Connects AI agents to Yuki accounting via SOAP API, enabling management of administrations, relations, invoices, transactions, and documents through natural language.

Enables retrieval of customer records and triggering refunds via MCP tools, supporting both stdio and streamable HTTP transports.

An MCP server that exposes Filevine matter management and Lead Docket intake APIs as natural-language-callable tools, enabling legal teams to query, update, and create projects and leads directly from Claude.

Enables secure, natural language access to private Cloud SQL PostgreSQL data for catering CRM management, exposing database CRUD operations as MCP tools via Cloud Run.

Enables natural language queries, CRUD operations, and analytics on a PostgreSQL database (Neon) via Claude, supporting customers, tickets, products, and analytics.

Real-time LinkedIn, X (Twitter) and Reddit data for AI agents: profiles, companies, people search, tweets, subreddits, and search. Free start: self-mint a key in one call, no signup, no card.

GoHighLevel MCP server for Claude. 212 tools across 43 modules, including the only programmatic GHL workflow builder (private API, reverse-engineered), funnel + page editor, form builder, pipeline builder, pre-deploy validator, multi-sub-account switching, bulk operations, and full account export. $97 one-time, lifetime updates.

Free, open-source MCP server and CLI for the BaseLinker API, exposing two tools to call any API method and list methods with minimal context cost.

LinkedIn prospect intelligence inside Claude. It automates the research behind outreach, not the sending: scrapes posts, profiles and comment threads into a local SQLite database, classifies what a person or company actually posts about, mines comment threads for people already describing your problem, and surfaces uncommon commonalities worth opening with.

MCP server that lets you talk to your GoHighLevel sub-account in plain English, offering six tools to search contacts, list calendars, check free slots, and book appointments with dry-run safety and explicit error messages.

MCP server that connects to a sales CRM database, enabling AI agents to search prospects, view pipeline status, manage follow-ups, and update records using natural language commands.

Provides AI assistants with access to sales data from a Northwind-style database through GraphQL queries, enabling natural language requests for orders, customers, products, and analytics.

Enables users to query enterprise sales data from a local SQLite database and investigate anomalies through an inline dashboard with human-in-the-loop review buttons.

Free, open-source MCP server that connects Claude to the Shopify Partner API. 25 tools for revenue analytics, churn analysis, retention cohorts, merchant health scoring, conversion funnels, revenue forecasting, and growth velocity.

Lets MCP clients read a brewery's products, stock levels, production batches, trade customers, orders/invoices and deliveries, and — when writes are enabled — create draft sales orders. It defaults to read-only, redacts contact details and free-text contact data unless explicitly requested, and never touches payments or accountancy endpoints.

Enables AI assistants to search and retrieve B2B leads and company data from the LeadBrew database, including contact details and company information.

Enables MCP clients such as Claude and ChatGPT to browse an Engaging Networks account: campaign pages, supporter records, transaction and recurring-gift history, supporter fields and questions, and marketing automation statistics. When writes are explicitly enabled, it can also set a supporter's opt-ins, with contact details, payment data and free-text personal data redacted by default.

MCP server for Apollo.io B2B database enabling people and company search, enrichment, and insights through conversational interfaces.

Enables AI assistants to securely interact with the Little Green Light CRM database for tasks like searching constituents, logging gifts, managing groups, and generating reports without third-party middleware.

Enables AI agents to enrich LinkedIn prospect data with current role, company, and experience through MCP or REST, with credit-metered access and free credits.