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78,133 servers. Updated
20 Best GitHub MCP Servers — compared and ranked, August 2026Ranked from 1,416 matching servers on stars, growth, downloads and maintenance. Updated .

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"A server that reviews GitHub pull requests or provides diffs" matching MCP servers:

  • F
    license
    A
    quality
    F
    maintenance
    A Model Context Protocol (MCP) server that provides access to the Protein Data Bank (PDB) - the worldwide repository of information about the 3D structures of proteins, nucleic acids, and complex assemblies.
    5
    25
  • A
    license
    Not graded
    quality
    D
    maintenance
    🔍 A biomedical literature annotation and relationship mining server based on PubTator3, providing convenient access through the MCP interface.
    9
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    A specialized MCP server for Metal-Organic Framework research that provides tools for database searching, structural optimization, and energy calculations via ASE. It enables scientific workflows by allowing users to interact with MOF data and perform chemical simulations through a standard SSE interface.
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Provides chemical informatics endpoints for converting between chemical names and SMILES, processing molecule structures, and comparing molecules, with MCP compatibility.
    4
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    An MCP server that enables language models to fetch protein information from the UniProt database, including protein details, sequences, functions, and structures.
    MIT
  • A
    license
    Not graded
    quality
    A
    maintenance
    Search UniProtKB by protein function, fetch curated records, map IDs across databases, and pull reference proteomes, taxonomy, and sequences via MCP. Supports both STDIO and Streamable HTTP transports.
    66
    1
    Apache 2.0
  • F
    license
    Not graded
    quality
    F
    maintenance
    🔍 Enable AI assistants to search and access bioRxiv papers through a simple MCP interface. The bioRxiv MCP Server provides a bridge between AI assistants and bioRxiv's preprint repository through the Model Context Protocol (MCP). It allows AI models to search for biology preprints and access their
    24
  • A
    license
    A
    quality
    A
    maintenance
    Enables AI agents and applications to search, retrieve, and analyze chemical compounds, substances, and bioassays from PubChem's vast chemical information database through comprehensive tools for chemical research and discovery.
    10
    404
    9
    Apache 2.0
  • A
    license
    A
    quality
    A
    maintenance
    A bridge connecting AI agents to NCBI's PubMed database through the Model Context Protocol, enabling seamless searching, retrieval, and analysis of biomedical literature and data.
    11
    3,327
    134
    Apache 2.0
  • A
    license
    A
    quality
    F
    maintenance
    An MCP server that enables AI coding assistants to interact with Rosetta, PyRosetta, and Biotite for running RosettaScripts, validating XML, translating between Rosetta and Biotite, scoring structures, and querying documentation.
    19
    112
    18
    MIT
  • F
    license
    A
    quality
    A
    maintenance
    An MCP server that gives Claude access to NCBI Datasets v2 — search genome assembly metadata, retrieve taxonomy records, and download data packages without leaving your conversation.
    10
  • A
    license
    A
    quality
    B
    maintenance
    Converts natural language queries into Cypher queries against the NASA GeneLab Knowledge Graph, enabling AI-assisted analysis of spaceflight experiments and their biological effects.
    12
    3
    BSD 3-Clause