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Open-Source MCP servers

Production-ready MCP servers that extend AI capabilities through file access, database connections, API integrations, and other contextual services.

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8,217 servers. Last updated -

Matching MCP tools:

Matching MCP servers:

  • cite-mcp

    ndchikin
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    Retrieve citation data effortlessly from CiteAs and Google Scholar. Get BibTeX-formatted citations for your resources with just a few commands. Enhance your research workflow by integrating citation retrieval directly into your applications.
    Last updated -
    2
    9
    Python
    MIT License
    • Apple

  • Semantic Scholar MCP Server

    zongmin-yu
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    Semantic Scholar API, providing comprehensive access to academic paper data, author information, and citation networks.
    Last updated -
    59
    Python
    MIT License

  • Perplexity Deep Research MCP

    arjunkmrm
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    A server that allows AI assistants to perform web searches using Perplexity's sonar-deep-research model with citation support.
    Last updated -
    1
    6
    JavaScript

  • PubMed MCP Server

    chrismannina
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    A comprehensive Model Context Protocol server that enables advanced PubMed literature search, citation formatting, and research analysis through natural language interactions.
    Last updated -
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    6
    Python
    MIT License

  • MCP SearXNG Enhanced

    OvertliDS
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    A Model Context Protocol server that enables web search with category support, website content scraping with citation metadata, and timezone-aware date/time tools.
    Last updated -
    12
    Python
    MIT License
    • Linux
    • Apple

  • Research Agent MCP

    myeong-ga
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    A multi-model research agent platform supporting Claude, Gemini, and OpenAI models with web search capabilities, thinking-enabled features, and citation support for advanced research workflows.
    Last updated -
    6
    TypeScript

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  • Gemini DeepSearch MCP

    alexcong
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    An automated research agent that leverages Google Gemini models and Google Search to perform deep, multi-step web research, generating sophisticated queries and producing citation-rich answers.
    Last updated -
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    19
    Python
    • Apple
    • Linux

  • Cerebra Legal MCP Server

    yoda-digital
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    An enterprise-grade MCP server that provides specialized tools for legal reasoning and analysis, automatically detecting legal domains and offering domain-specific guidance, templates, and citation formatting.
    Last updated -
    3
    11
    TypeScript
    • Apple

  • MCP Hub

    CodeHalwell
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    A sophisticated research assistant that orchestrates a 5-step workflow of connected AI agents to provide deep research capabilities including question enhancement, web search, summarization, citation formatting, and result combination.
    Last updated -
    11
    Python
    • Apple
    • Linux

  • Semantic Scholar MCP Server

    alperenkocyigit
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    A comprehensive Model Context Protocol server that provides AI assistants with direct access to Semantic Scholar's academic database, enabling advanced paper discovery, citation analysis, author research, and AI-powered recommendations.
    Last updated -
    4
    Python
    • Apple
    • Linux

  • arXiv MCP Server

    1Dark134
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    Enables AI-powered academic paper discovery, search, and analysis from arXiv with advanced features like semantic search, citation network analysis, and multi-format exports (BibTeX, RIS, JSON, CSV). Provides intelligent research assistance through specialized AI prompts for summarization, trend tracking, and literature review automation.
    Last updated -
    Python
    MIT License
    • Linux
    • Apple

  • Perplexity Tool for Claude Desktop

    letsbuildagent
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    A custom MCP tool that integrates Perplexity AI's API with Claude Desktop, allowing Claude to perform web-based research and provide answers with citations.
    Last updated -
    1
    4
    JavaScript
    MIT License
    • Apple

  • Zotero MCP

    54yyyu
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    Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol, allowing you to search your library, access content, discuss papers, get summaries, and analyze citations.
    Last updated -
    10
    305
    Python
    MIT License

  • MCP Gemini Google Search

    yukukotani
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    Provides Google Search functionality for AI models using Gemini's built-in Grounding with Google Search feature, returning real-time web search results with source citations.
    Last updated -
    1
    861
    66
    TypeScript
    Apache 2.0

  • Perplexity MCP Server

    xiyuefox
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    MCP server that enables Claude to request chat completions with citations from the Perplexity API.
    Last updated -
    1
    MIT License
    • Apple

  • Semantic Scholar MCP Server

    SnippetSquid
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    Enables access to the Semantic Scholar Academic Graph API for searching and retrieving detailed information about academic papers, authors, citations, and references.
    Last updated -
    11
    1
    Python
    MIT License

  • Contextual MCP Serverofficial

    ContextualAI
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    A Model Context Protocol server that provides Retrieval-Augmented Generation capabilities using Contextual AI, enabling AI interfaces like Cursor IDE and Claude Desktop to query domain-specific knowledge with context-aware responses and source citations.
    Last updated -
    1
    18
    Python

  • MCP-DBLP

    szeider
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    A Model Context Protocol server that provides access to the DBLP computer science bibliography database, allowing AI models to search publications, process citations, and generate accurate BibTeX entries.
    Last updated -
    6
    11
    Python
    MIT License
    • Apple
    • Linux

  • NasCoder Perplexity MCP Ultra-Pro

    freelancernasimofficial
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    A custom MCP server that integrates Perplexity AI capabilities with Amazon Q CLI, providing structured responses with citations, search results, and performance analytics.
    Last updated -
    4
    53
    JavaScript

  • Nexus MCP Server

    adawalli
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    A production-ready Model Context Protocol server that brings AI-powered web search directly into development environments, providing intelligent search results with proper citations in Claude Desktop, Cursor, or any MCP-compatible client.
    Last updated -
    10
    8
    TypeScript
    MIT License

  • MCP Perplexity Server

    samwang0723
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    Provides AI-powered search, research, and reasoning capabilities through integration with Perplexity.ai, offering three specialized tools: general conversational AI, deep research with citations, and advanced reasoning.
    Last updated -
    1
    JavaScript
    MIT License

  • Gemini MCP Server

    philschmid
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    A Model Context Protocol server that enables LLMs to perform web searches using Google's Gemini API and return synthesized responses with citations.
    Last updated -
    45
    Python
    MIT License

  • OpenAI Web Search MCP Server

    tiovikram
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    Enables AI models to search the web for current information before generating responses, with features for conditional searching, geographic customization, and automatic citations.
    Last updated -
    JavaScript
    MIT License

  • BnF API Server

    Kryzo
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    A Model-Client-Protocol server that enables users to search the Gallica digital library of the National Library of France and generate structured sequential research reports with formatted citations and relevant images.
    Last updated -
    3
    Python

  • DOCX Document Creator

    gatahcha
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    A FastMCP-powered microserver that allows users to programmatically generate well-formatted .docx documents with consistent styling, including features like titles, paragraphs, headings, citations, and footers.
    Last updated -
    Python

  • Semantic Scholar MCP Server

    JackKuo666
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    Provides tools for accessing the Semantic Scholar API to search papers, retrieve paper and author details, and fetch citations and references through the Model Context Protocol.
    Last updated -
    25
    Python
    • Apple
    • Linux

  • MCP Server Fichador

    SaideLeon
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    A Model Context Protocol server that searches educational articles from todamateria.com.br and automatically creates structured reading cards with summaries, key points, and citations.
    Last updated -
    TypeScript