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115,446 servers. Updated
20 Best GitHub MCP Servers: compared and ranked, November 2026Ranked from 2,153 matching servers on stars, growth, downloads and maintenance. Updated .

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  • F
    license
    Not graded
    quality
    A
    maintenance
    It bridges AI assistants and StarRocks databases, enabling direct SQL execution, database/schema exploration, system metric access, detailed table/database overviews, and Plotly chart generation without complex client-side setup.
    -
  • A
    license
    A
    quality
    A
    maintenance
    Renders word-sized charts — sparklines, bars, bullets and 100+ more types — to self-contained SVG with generated alt text, small enough to sit inline in a model's reply or a table cell. Three tools: find the right chart for a question, get its wiring, and render it.
    3
    5,624 npm
    205
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    A demo MCP server that returns an interactive dashboard (bar chart with dataset selector) as an MCP App via the official MCP Apps extension (SEP-1865).
    1
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Converts DataFusion physical execution plans into editable Excalidraw diagrams or PNG images via a single visualize tool.
    1
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    An MCP server that lets Claude or ChatGPT read, create, and edit mind maps stored in a GitHub repository, with support for local and HTTP transport.
    8
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Generate annotated post-trade candlestick review-chart PNGs from broker or exchange fills. Includes capability checks, no-charge preflight validation, and chart rendering; no signals or order execution.
    3
    20
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    MCP server for romaco-charts. Control your trading chart from Claude, Cursor, or any MCP-compatible AI agent.
    27
    10 npm
    1
    Apache 2.0
  • A
    license
    A
    quality
    D
    maintenance
    A free MCP server that renders bar, line, and area charts from structured data into clean, hand-designed SVG. No API key or payment needed, with colorblind-safe palettes and light/dark theme support.
    1
    50 npm
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables any MCP client to evaluate Wolfram Language code in a persistent local Mathematica or Wolfram Engine kernel, export results to common file formats, and inspect or manage kernel status without cloud APIs, API keys, or runtime dependencies.
    4
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables RF and microwave engineers — or any MCP client — to convert impedances, analyze transmission lines and ladder circuits, synthesize L/Pi/T/stub/quarter-wave matching networks, and evaluate transistor S-parameters, stability, gain and noise circles. It also renders publication-quality Smith charts and returns human-readable summaries in English or Turkish over stdio or Streamable HTTP.
    14
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables AI hosts to generate editable online diagrams (flowcharts, mindmaps, UML, and more) from natural language or Mermaid, using a ProcessOn account via the Model Context Protocol.
    7
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Provides AI agents with a TradingView-centric toolkit for screener queries, historical FX data, pattern scanning, chart rendering, backtesting, Pine tooling, and optional account/desktop integration.
    6
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Open-source dotted maps and animated 3D globes. Pick one of 21 looks for a country or the world, build share links, open and edit a pasted link, and get embed code. Hosted at https://globestudio.app/mcp or run with npx @globestudio/mcp. Free, MIT, no API key.
    6
    107 npm
    22
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    diagramzu-mcp lets an AI client (Claude, Cursor, ChatGPT, etc.) author Mermaid diagrams in a shared workspace that a team can read, comment on, embed, and present at a clean URL — rather than just generating a one-off diagram. Hosted endpoint https://mcp.diagramzu.ai/mcp or local npx -y @diagramzu/mcp. Also listed in the official MCP registry as ai.diagramzu/mcp.
    19
    180 npm
    1
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    An MCP server that enables LLMs to create and open diagrams in draw.io using XML, Mermaid, or CSV formats, by building a URL with compressed content and opening it in the browser.
    3
    85 npm
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Turns a local CSV or XLSX table into a full analysis report — summary statistics, duplicate and missing-value diagnostics, top category frequencies, significant pairwise correlations, a Markdown insights writeup, and an Excel workbook with native interactive charts — entirely offline with no uploads, API keys, or pandas dependency. It runs over stdio or streamable-http behind a free anonymous tier that returns an in-band quota signal rather than silently billing.
    2
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    MCP server that lets Claude, Cursor, or any MCP-compatible client drive Sheepit projects — enabling campaign management, destination configuration, dashboard creation, and insights queries directly from a chat interface.
    40
    25 npm
    1
    MIT
  • A
    license
    A
    quality
    A
    maintenance
    Your coding agent answers with dashboards, not paragraphs. An MCP server for Claude Code, Codex, Cursor, Gemini CLI and more: charts and tables from read-only SQL on Postgres, SQLite, Excel or CSV, in your browser, your app or a terminal pane. 2.7× cheaper than Claude Code making the charts itself.
    8
    5
    MIT
  • A
    license
    A
    quality
    C
    maintenance
    Enables AI assistants to compile distribution feeders, run power flow, voltage and thermal violation checks, short-circuit and Thévenin impedance studies, hosting capacity and QSTS analyses, and add or edit elements, through 20 typed tools that return structured JSON or Markdown with the inputs that produced the results.
    20
    1
    MIT