🔍 Search / Knowledge MCP servers

Web search and knowledge retrievalMCP servers for search engines, knowledge bases and RAG retrieval.

Sources: Official registry · GitHub API · npm · updated 2026-09-04

752 servers in this category, of which 13 haven't been updated in 6 months or are abandoned (folded to the bottom)。

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Topics use a controlled auto-tagging vocabulary; low-confidence entries enter a human review queue.

Showing 48 of 752

io.github.ihor-sokoliuk/mcp-searxng

SearXNG Search

87
Active1.1kupdated today

io.github.DeusData/codebase-memory-mcp

Codebase Memory

85
Active39.6kupdated 1d ago

io.github.firecrawl/firecrawl-mcp-server

Firecrawl MCP Server

84
Active7.3kupdated today

io.github.54yyyu/zotero-mcp

Zotero MCP

83
Active4.6kupdated 6d ago

io.github.HUANGCHIHHUNGLeo/claude-real-video

Let any LLM watch a video locally — and search everything it has ever watched.

83
Design & Media
Active2kupdated 1d ago

io.github.screenpipe/screenpipe-mcp

screenpipe

82
Design & Media
Active20.9kupdated today

io.github.iwe-org/iwe

IWE

82
Active1.5kupdated 1d ago

io.github.shinpr/mcp-local-rag

Easy-to-setup local RAG server with minimal configuration

82
Active368updated 4d ago

io.github.marckohlbrugge/sessy

Sessy — Amazon SES observability

81
Observability
Active910updated 5d ago

io.github.BlockRunAI/blockrun-mcp

Web search, deep research, prediction markets & crypto data for AI agents. Pay p

81
Active390updated 3d ago

io.github.revolist/revogrid-mcp

RevoGrid DataGrid MCP

80
Active3.4kupdated today

io.github.StuMason/coolify

44 optimized tools for managing Coolify infrastructure, diagnostics, and docs se

80
Active548updated 6d ago

io.github.Muvon/octocode

Octocode

80
Active446updated 1d ago

io.github.Lyellr88/marm-mcp-server

Universal MCP Server with advanced AI memory capabilities and semantic search.

80
Active329updated today

ai.com.mcp/skills-search

Agent Skills Search Server

79
Active24.4kupdated 8d ago

ai.kinlab/kin

Kin

79
Active45updated today

io.github.blazickjp/arxiv-mcp-server

Search arXiv papers, download full text, semantic search, citation graphs, and a

78
Observability
Active3.1kupdated today

io.github.Ikalus1988/misakanet

Agent failure memory network. Search 235+ verified debugging lessons from real e

78
Active395updated today

io.github.saurabhsharma2u/search-console-mcp

Search Console MCP

78
Active265updated 4d ago

io.github.jgravelle/jdocmunch-mcp

jDocmunch MCP

78
Active202updated today

io.github.flowing-abyss/obsidian-hybrid-search

Obsidian Hybrid Search

78
Automation & Productivity
Active98updated today

codebase-memory-mcp

High-performance code intelligence MCP server. Indexes codebases into a persiste

77
Active39.6kupdated 1d ago

io.github.cyanheads/obsidian-mcp-server

Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter v

77
Automation & Productivity
Active657updated 11d ago

io.github.SamMorrowDrums/remarkable

reMarkable MCP Server

77
Active199updated today

io.github.gowtham0992/link

Local personal memory for agents as MCP tools — remember, recall, search, contex

77
Active168updated 2d ago

io.github.cyanheads/pubmed-mcp-server

Search PubMed/Europe PMC, fetch articles and full text (PMC/EPMC/Unpaywall), cit

77
Active136updated 17d ago

io.github.appwrite/mcp

MCP (Model Context Protocol) server for Appwrite

77
Active71updated today

io.github.writerslogic/scrivener-mcp

MCP server for Scrivener: read, write, analyze, and search your manuscripts with

77
Active45updated 12d ago

ai.exa/exa

Fast, intelligent web search and web crawling. New mcp tool: Exa-code is a cont

76
Active4.9kupdated today

io.github.ggozad/haiku-rag

haiku.rag

76
Active579updated 1d ago

io.github.cyanheads/clinicaltrialsgov-mcp-server

Search ClinicalTrials.gov — find studies, retrieve results, match patients to el

76
Active87updated 21d ago

io.github.nikolausm/imap-mcp-server

IMAP/SMTP MCP server to search, read, organize, send, reply & forward email for

76
Active74updated 7d ago

io.github.cdeust/hypermnesia-mcp

Persistent memory for Claude — 36 cited neuroscience mechanisms, local-first, hy

76
Active72updated 3d ago

io.github.aryankumar06/infimium

Infimium

76
Active20updated today

io.github.brave/brave-search-mcp-server

Brave Search MCP Server: web results, images, videos, rich results, AI summaries

75
Active1.4kupdated 7d ago

io.github.cablate/google-map

Google Maps MCP Server

75
Active424updated today

mu.micro/mu

News, web search, mail, markets, weather, places, files, calendar, contacts. 67

75
Active336updated today

io.github.TinySuiteHQ/tinysearch

Self-hosted web research for MCP agents.

75
Active180updated 3d ago

io.github.cyanheads/pubchem-mcp-server

Search PubChem compounds, properties, safety data, bioactivity, and cross-refere

75
Active9updated 14d ago

io.github.brightdata/brightdata-mcp

Bright Data's Web MCP server enabling AI agents to search, extract & navigate th

74
Active2.6kupdated 2d ago

io.github.kentcdodds/kody

Kody

74
Active455updated today

ai.smithery/infranodus-mcp-server-infranodus

Map text into knowledge graphs to create a structured representation of conceptu

74
Active95updated 8d ago

io.github.jgravelle/jdatamunch-mcp

jDataMunch MCP

74
Active81updated today

rs.ferritin/rustdoc

Ferritin — Rust documentation

74
Active35updated 2d ago

io.github.phasespace-labs/palinode

Palinode

74
Active27updated today

io.github.triuzzi/brave-mcp

Brave DevTools MCP

74
Active20updated today

io.github.chrischall/redfin-mcp

Redfin real-estate for Claude — search, property details, market reports, saved

74
Active3updated 1d ago

io.github.cyanheads/crossref-mcp-server

Resolve DOIs, search ~155M scholarly works, and fetch references via the Crossre

74
Active3updated 4d ago

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