"Simple HTTP server or client implementation" matching MCP servers:

Provides AI agents a secure MCP interface to a single MySQL or MariaDB database, enabling schema inspection, read-only queries, query planning, and guarded write operations with strict safety controls.

Enables AI tools to query context from a local JSON data source via stdio, demonstrating the Model Context Protocol.

A lightweight Model Context Protocol server that provides an in-memory key-value store with get, set, delete, list, and clear operations for MCP-compatible AI assistants and clients.

Enables remote access to the MemPalace MCP server via HTTP, supporting bearer token authentication and concurrent clients while exposing all mempalace tools.

A lightweight MCP server that enables AI agents to retrieve customer support ticket information from an in-memory datastore via SSE.

Enables AI assistants to query and read data on DICOM servers (PACS, VNA, etc.).

Enables users to connect to Salesforce and perform CRUD operations, run SOQL/SOSL queries, and manage records through a lightweight MCP server with built-in safety gates for writes.

A small Python MCP server for querying PostgreSQL and MySQL databases with read-only safety, featuring schema inspection, table description, and query execution tools.

Enables connecting to and querying multiple database types (PostgreSQL, MySQL, SQLite) through a unified interface. Supports managing multiple concurrent database connections with connection pooling and SQL query execution through MCP tools.

A template project for building custom MCP servers that enables direct access to PostgreSQL databases, allowing SQL query execution and schema information retrieval through the Model Context Protocol.

MCP server to connect Claude with Odoo 18, enabling CRUD operations on Odoo models via natural language.

Simple Snowflake MCP Server to work behind a corporate proxy.

Enables creation and management of knowledge graphs with entities, relationships, and observations through HTTP streaming. Supports persistent storage, search functionality, and CRUD operations for building and querying interconnected knowledge bases.

Enables AI assistants to securely interact with MySQL databases, including listing tables, viewing schemas, and executing read-only SQL queries through natural language.

Provides MCP tools to query and inspect Microsoft SQL Server databases via a Streamable HTTP transport, including tools for running T-SQL queries, previewing tables, and retrieving schema context.

Provides 43 tools for complete Supabase control including database operations, storage management, authentication, edge functions, and admin tasks through an HTTP API designed for n8n integration.

Exposes the full capabilities of Microsoft Dynamics 365 Finance & Operations to AI assistants through 49 comprehensive tools and standardized protocol interactions. It enables sophisticated workflows including OData operations, metadata discovery, and secure database analysis.

Manages user data with resources, tools, and prompts for CRUD operations on a JSON file.

Implements the Model Context Protocol (MCP) to provide AI models with a standardized interface for connecting to external data sources and tools like file systems, databases, or APIs.

A minimal MCP server that allows executing SQL queries on PostgreSQL databases with configurable read-only or write permissions.