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MCP servers tagged semantic-search
890 live MCP servers tagged "semantic-search", ranked by trust score. Tags come from package metadata and repository topics, so this list covers servers across every category that work with semantic-search.
Chunkhound
Your entire engineering context, deeply understood
Qmd
mini cli search engine for your docs, knowledge bases, meeting notes, whatever. Tracking current sota approaches while being all local
Zotero MCP
Zotero MCP: Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol to discuss papers, get summaries, analyze citations, and more.
Semtools
Semantic search and document parsing tools for the command line
Octocode
Structural code intelligence for AI agents — semantic search, knowledge graphs, and a built-in MCP server in one Rust binary. Give Claude, Cursor, and any MCP client a deep unders…
Persistent AI Memory
A persistent local memory for AI, LLMs, or Copilot in VS Code.
shinpr/mcp-local-rag
Local-first RAG server for developers. Semantic + keyword search for code and technical docs. Works with MCP or CLI. Fully private, zero setup.
st3v3nmw/sourcerer-mcp
MCP for semantic code search & navigation that reduces token waste
Claude Self Reflect
Claude forgets everything. This fixes that. 🔗 www.npmjs.com/package/claude-self-reflect
agentic-mcp-tools/memora
Give your AI agents persistent, collective memory — with deduplicating absorb, supersession lineage, semantic search, and a graph UI. Speaks MCP.
Qdrant Loader
Enterprise-ready vector database toolkit for building searchable knowledge bases from multiple data sources. Supports multi-project management, automatic ingestion from Confluence…
Statelessagent
Your AI forgets everything between sessions. SAME fixes that. Local-first, no API keys, single binary.
code-context
Model Context Protocol integration for Code Context
TiDB
TiDB AI SDK: Unified Multi-Modal Data Platform for AI Apps & Agents
Google Knowledge Graph MCP
MCP server for Google's free public Knowledge Graph Search API - search for structured entity information about people, places, organizations, and concepts
SimpleMem
[ICML'26] SimpleMem: Efficient Lifelong Memory for LLM Agents — Text & Multimodal
OpenAPI AnyApi
A MCP server that enables Claude to discover and call any API endpoint through semantic search. Intelligently chunks OpenAPI specifications to handle large API documentation, with…
adawalli/nexus
MCP Server to make searching openrouter easy
Codegraph
MCP server for graph representation of a codebase
jcdickinson/simplemem
A very simple semantic MCP memory store
Quarry
Local code intelligence engine for AI coding agents. Answers "what breaks if I change this" and finds the right file for 99.4% fewer tokens than grep and read. Fully local, no GPU…
Xiaoyaosearch
小遥搜索，听懂你的话、看懂你的图，用AI找到本地任何文件。让搜索像聊天一样简单。XiaoyaoSearch: Understands your words, reads your images, finds any local file with AI. Making search as easy as chatting.
Txtai
💡 All-in-one AI framework for semantic search, LLM orchestration and language model workflows
Docmd
Build production-ready documentation from Markdown in seconds. No React, no bloat, just content.
Fess
Open-source, self-hosted enterprise & site search server built on OpenSearch. Crawls web / file / DB / cloud sources, 20+ languages, REST API, and AI/RAG & semantic search. Apache…
Haystack
Open-source AI orchestration framework for building context-engineered, production-ready LLM applications. Design modular pipelines and agent workflows with explicit control over…
Xerj
XERJ is the new way for AI to search data. Its autoindex capability activates agents to know your data without the token waste of grep and sed. One command indexes code, docs, log…
Zvec Grep
Local-first search across your workspace, built for humans and AI agents.
Glean
A local-first knowledge engine and RAG infrastructure powered by Rust, featuring MCP support, hybrid search (BM25 + Vector), and LanceDB integration
knowledge-graph
MCP server enabling persistent memory for Claude through a local knowledge graph - fork focused on local development
Courtlistener MCP
An MCP server that bridges Anthropic’s Claude (and other LLMs) with the CourtListener API for live legal data—opinions, dockets, court records, and more. Designed to power legal r…
Mem0 Server MCP
🧠 Production-ready MCP server providing intelligent memory for Claude Code with async architecture, Neo4j knowledge graphs, smart chunking & enterprise security. One-command Docke…
Lumina Note
Lumina Note - A modern Markdown note-taking app with live preview, bidirectional links, and AI assistant
Zotero Code Execution
Efficient multi-strategy Zotero search using code execution pattern
selvage-lab/selvage
The self-finished edge that keeps your scattered knowledge from unraveling — a local-first hybrid-search layer over Slack, wikis, code, and databases, queryable by humans, MCP cli…
Code Context MCP
A Model Context Protocol (MCP) server for providing code context from git repositories
Ace MCP Go
Go-based MCP server for codebase indexing and semantic search (Augment-compatible)
Obsidian MCP Plugin
High-performance Model Context Protocol (MCP) server for Obsidian that provides AI tools with direct vault access through semantic operations and HTTP transport.
Stash
Open-source infrastructure for agents that learn from experience. Capture production traces and turn lessons into reusable knowledge and skills.
Dsh Reddit Radar
A dsh plugin that periodically scans reddapi.dev for new Reddit leads matching your one-sentence ICP, dedupes what you've already seen, and writes a dated markdown report. Also fo…
Heimdall
A lightweight CPU only memory approach with ranked retrieval. Simple, yet effective.
Knowledge Graph System
Kappa Graph — κ(G). A semantic knowledge graph where knowledge has weight. Extracts concepts, measures grounding strength, preserves disagreement, traces everything to source.
kg-cli
Kappa Graph — κ(G). A semantic knowledge graph where knowledge has weight. Extracts concepts, measures grounding strength, preserves disagreement, traces everything to source.
io.github.codegraph-ai/codegraph
CodeGraph builds a semantic graph of your codebase — functions, classes, imports, call chains — and exposes it through 42 MCP tools, 38 languages, a VS Code extension, and a persi…
Agent Brain
Local-first RAG memory for AI agents: hybrid + GraphRAG search, MCP server with OAuth 2.1, plugin for Claude Code / OpenCode / Codex.
Vera
Local code search combining BM25, vector similarity, and cross-encoder reranking. Parses 60+ languages with tree-sitter, runs entirely offline, and returns structured results with…
Agent Brain
Local-first RAG memory for AI agents: hybrid + GraphRAG search, MCP server with OAuth 2.1, plugin for Claude Code / OpenCode / Codex.
Ori Mnemos
Local-first persistent agentic memory powered by Recursive Memory Harness (RMH). Open source must win.
Selene
Selene is a desktop app that runs AI agents on your machine. Connect them to your WhatsApp, Telegram, Slack, or Discord. Write code, generate images, build personal assistants. Al…
Octopoda OS
The open-source memory operating system for AI agents. Persistent memory, semantic search, loop detection, agent messaging, crash recovery, and real-time observability.