"A system for querying databases using natural language" matching MCP servers:

mem0 Memory System
Knowledge & Memory Vector Databases Autonomous Agents
pinkpixel-dev
A
license
B
quality
B
maintenance
A flexible memory system for AI applications that supports multiple LLM providers and can be used either as an MCP server or as a direct library integration, enabling autonomous memory management without explicit commands.
Updated a month ago (2026-07-25 10:22 UTC)
3
89
100
MIT
AVS Document Search System
Vector Databases Search RAG Systems
patw
A
license
Not graded
quality
D
maintenance
A vector search system that enables semantic retrieval of document chunks using MongoDB Atlas Vector Search and Voyage AI embeddings, allowing users to search documents by meaning rather than just keywords.
Updated a year ago (2025-08-13 14:44 UTC)
2
MIT
Fuel Network & Sway Languageofficial
Documentation Access Vector Databases Developer Tools
FuelLabs
F
license
Not graded
quality
D
maintenance
Enables semantic search and interaction with Fuel Network documentation and Sway Language resources within AI-powered development environments. It provides high-quality technical context using a local vector database to assist with smart contract development and FuelVM queries.
Updated 3 months ago (2026-05-27 16:51 UTC)
7
Continuo Memory System
Knowledge & Memory Vector Databases Developer Tools
GtOkAi
A
license
Not graded
quality
D
maintenance
Enables persistent memory and semantic search for development workflows with hierarchical compression. Store and retrieve development knowledge across IDE sessions using natural language queries, circumventing context window limitations.
Updated 10 months ago (2025-10-14 02:26 UTC)
2
AGPL 3.0
MCP RAG System
RAG Systems Vector Databases Text Summarization
nitin-kumar101
F
license
Not graded
quality
D
maintenance
A Retrieval-Augmented Generation system that enables uploading, processing, and semantic search of PDF documents using vector embeddings and FAISS indexing for context-aware question answering.
Updated 9 months ago (2025-12-03 06:03 UTC)
AI MCP System
RAG Systems Vector Databases
venkatanaveen2078909-rgb
F
license
Not graded
quality
D
maintenance
An MCP-compatible RAG backend using LangGraph and FastAPI, enabling chaining of AI model logic with document context search.
Updated 4 months ago (2026-04-10 15:39 UTC)
1
Python Codebase Analysis RAG
RAG Systems Vector Databases Code Analysis
shervinemp
F
license
Not graded
quality
D
maintenance
An MCP server that analyzes Python codebases using AST, stores code elements in a vector database, and enables natural language queries about code structure and functionality using RAG with Google's Gemini models.
Updated 3 months ago (2026-05-25 23:07 UTC)
5
Document Q&A MCP Server
RAG Systems Vector Databases Search
Divyanshedunext
F
license
Not graded
quality
C
maintenance
Enables users to ingest PDF/DOCX/TXT/MD documents and ask natural language questions about them, using local embeddings and Groq-powered retrieval-augmented generation.
Updated 16 days ago (2026-08-08 09:32 UTC)
Product Recommendation System
Vector Databases RAG Systems E-commerce & Retail
josephazar
F
license
Not graded
quality
D
maintenance
Enables semantic search and natural language product recommendations using ChromaDB vector store and Azure OpenAI embeddings. Supports multi-filter search by category, brand, and price with 8 specialized MCP methods for intelligent product discovery.
Updated 9 months ago (2025-12-08 01:07 UTC)
MCP Server for Qdrant
Vector Databases Search Databases
Jimmy974
A
license
Not graded
quality
D
maintenance
A Machine Control Protocol (MCP) server that enables storing and retrieving information from a Qdrant vector database with semantic search capabilities.
Updated a year ago (2025-03-18 14:44 UTC)
Apache 2.0
Document Assistant
RAG Systems Vector Databases Search
manojsarkar457
A
license
Not graded
quality
B
maintenance
Enables natural language search and analysis of uploaded PDF, CSV, and Excel documents using retrieval-augmented generation and MCP tools, providing contextual answers to user queries.
Updated 5 days ago (2026-08-19 04:56 UTC)
MIT
Graph RAG MCP Server for
RAG Systems Vector Databases Note Taking
saselvan
A
license
Not graded
quality
D
maintenance
A local-first Graph-RAG system combining ChromaDB with metadata-based graph relationships and Gemini 2.5 Flash for intelligent Q&A over Obsidian vaults, supporting MCP clients like Claude Desktop, Cursor, and Raycast.
Updated 7 months ago (2026-02-03 09:52 UTC)
MIT
MCP Server for Milvus
Vector Databases RAG Systems Databases
zilliztech
A
license
Not graded
quality
C
maintenance
An integration server implementing the Model Context Protocol that enables LLM applications to interact with Milvus vector database functionality, allowing vector search, collection management, and data operations through natural language.
Updated 13 days ago (2026-08-11 02:22 UTC)
240
Apache 2.0
Munin AI Memory
Knowledge & Memory RAG Systems Vector Databases
3d-era
F
license
Not graded
quality
B
maintenance
Munin is a high-performance, pragmatic memory layer for AI agents (Cursor, Claude Code, OpenClaw, Gemini CLI,...). Unlike other solutions, Munin focuses on developer productivity with: * Multi-Project Support: Isolate memories into separate "brains" (Context Cores). * GraphRAG: Automatically builds a knowledge graph from your context. * Sub-200ms Search: Blazing fast Hybrid & Semantic
Updated 2 months ago (2026-06-29 19:13 UTC)
3
EyeLevel RAG MCP Server
RAG Systems Vector Databases Knowledge & Memory
wannabidr
F
license
Not graded
quality
Not graded
maintenance
A local Retrieval-Augmented Generation system that enables users to ingest markdown files into a FAISS-powered vector knowledge base for semantic search. It provides tools for document indexing and context retrieval to support informed LLM queries without external dependencies.
Updated 7 months ago (2026-01-21 02:52 UTC)
MCP Server + Document Memory
RAG Systems Knowledge & Memory Vector Databases
MarvelEyiosa
F
license
Not graded
quality
D
maintenance
Enables AI systems to remember interactions, understand document context through semantic search, and intelligently route requests with persistent memory and quality-scored content synthesis.
Updated 9 months ago (2025-12-05 14:44 UTC)
privateGPT MCP Server
Vector Databases RAG Systems
Fujitsu-AI
A
license
Not graded
quality
D
maintenance
A server implementation that allows secure communication between MCP clients and privateGPT, enabling users to chat with privateGPT using knowledge bases and manage sources, groups, and users through a standardized Model Context Protocol.
Updated 7 months ago (2026-01-12 11:28 UTC)
6
MIT
Cloudscape Docs MCP Server
RAG Systems Vector Databases Documentation Access
praveenc
A
license
A
quality
D
maintenance
Provides semantic search over AWS Cloudscape Design System documentation using natural language queries, enabling AI assistants to efficiently find and retrieve component documentation with token-efficient responses.
Updated 9 months ago (2025-11-27 07:48 UTC)
2
2
MIT
scrapedatshi-mcp
RAG Systems Web Scraping Vector Databases
scrapedatshi
A
license
A
quality
B
maintenance
Enables Claude to scrape, crawl, extract data, and sync to vector databases using scrapedatshi's RAG pipeline, with support for multiple embedding and vector DB providers.
Updated a month ago (2026-07-22 02:58 UTC)
12
MIT
Vectorize MCP Server
Vector Databases RAG Systems Search
dannwaneri
A
license
A
quality
D
maintenance
Provides semantic search capabilities by connecting Claude Desktop to a Cloudflare Workers backend powered by Vectorize. It enables natural language querying of knowledge bases using vector similarity and edge-based embedding generation.
Updated 4 months ago (2026-04-26 03:26 UTC)
2
MIT

"A system for querying databases using natural language" matching MCP servers:

Fuel Network & Sway Languageofficial