Databases

The official U.S. Census Bureau MCP server provides AI assistants with access to comprehensive demographic and economic statistics via the Census Data API and a local geography database.

Multi Debugger MCP server that enables LLMs to interact with GDB and LLDB for binary debugging and analysis.

A comprehensive open-source knowledge hub and directory for the AI ecosystem, featuring over 2 million indexed apps, agents, LLMs, and daily news updates.

A comprehensive domain research toolset utilizing free APIs to provide WHOIS data, DNS record retrieval, SSL certificate analysis, and expired domain discovery without requiring API keys.

A TypeScript-based MCP server that enables seamless interaction with ArangoDB, supporting AQL queries, document CRUD operations, and collection management through Model Context Protocol.

A comprehensive iOS development plugin for Claude Code featuring 24 tools for Xcode automation, Simulator lifecycle management, and IDB-powered UI interaction across 8 specialized MCP servers.

A TypeScript-based MCP server that connects AI agents to personal WhatsApp accounts, enabling secure message searching, contact management, and communication via local SQLite storage.

A Model Context Protocol server for Firebird SQL databases that enables secure querying, schema analysis, and database management through natural language interfaces like Claude.

An MCP server for AWS Athena to run SQL queries on Glue Catalog.

A production-grade semantic memory server using PostgreSQL and pgvector to provide AI agents with long-term memory, featuring graph relationships, automatic clustering, and background processing.

An autonomous context management server that uses SQL-based retrieval and relationship mapping to provide developers with project-centric awareness without relying on vector embeddings.

MCP (Model Context Protocol) Server. Integrates with Bear notes on macOS, providing direct database access for efficient retrieval and analysis of personal note content.

A specialized MCP server for VictoriaLogs that enables log querying, system statistics, and embedded documentation search through the Model Context Protocol.

MCP (Model Context Protocol) Server. Integrates with Databricks services to enable interaction with clusters, jobs, notebooks, DBFS, and SQL workspaces via tools that wrap the Databricks REST API.

A sophisticated memory management system for LLMs that integrates RAG-enabled document processing with a knowledge graph and vector search for semantic relationship mapping.

A Model Context Protocol server that provides direct, read-only access to Apache Iceberg tables in AWS Glue, enabling AI models to explore lakehouse catalogs, schemas, and metadata.

Aleph implements a Recursive Language Model approach to process massive documents by offloading data storage to external RAM and providing iterative search, sandbox execution, and sub-agent orchestration tools.

Vector database server for semantic document search and metadata filtering, built on Chroma

This MCP server enables Claude to retrieve information and context from your Pinecone Assistant knowledge base using the Pinecone API.

MCP server that gives AI coding assistants persistent cross-client memory. Facts and conversations stored in SQLite, encrypted with AES-256-GCM, synced to Arweave. No server, no account, recoverable with a 12-word phrase.

An MCP server for managing Redis Cloud resources, enabling natural language control over subscriptions, databases, and account configurations through the Redis Cloud API.

MCP (Model Context Protocol) Server. Provides direct access to OpenStreetMap geospatial data through SQL queries, enabling location-based analysis and extraction of structured information about geographic features from the complete OSM dataset.

An enhanced Neo4j-based knowledge graph memory server that provides temporally-aware entity relationship tracking and asynchronous parallel memory processing.

MCP (Model Context Protocol) Server. Provides a lightweight SQLite-based storage solution, supporting basic CRUD operations for small to medium-scale projects.

This server enables LLMs to inspect database schemas and execute queries on the provided Kuzu graph database. See blog) for a debugging use case.

Comprehensive tools for managing collections and documents in a DataStax Astra DB NoSQL database with a full range of operations such as create, update, delete, find, and associated bulk actions.

The MCP framework. Connect your data to your agents.

MCP (Model Context Protocol) Server. Converts natural language queries into SQL by registering database schema information and handling text-to-SQL transformations through a Spring Boot implementation.

- MSSQL MCP that refer to the official website's SQLite MCP for modifications to adapt to MSSQL

MCP (Model Context Protocol) Server. Provides a SQLite-based todo list API for creating, reading, updating, and deleting tasks, suitable for basic task management applications.