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"Free tools or resources that do not require an API" matching MCP servers:

  • ccpp-tools-mcp

    jinhyunan
    A
    license
    -
    quality
    B
    maintenance
    MCP server providing deterministic, standards-traceable engineering calculations for combined-cycle power plant balance-of-plant design, such as fluid properties, pipe sizing, pump NPSH, and valve sizing, with every result including method, assumptions, and warnings.
    Last updated
    1
    Apache 2.0

  • shelly-api-mcp

    adambenhassen
    F
    license
    -
    quality
    B
    maintenance
    Provides read-only access to Shelly Cloud energy data, including live power, lifetime energy, and historical consumption with cost, enabling AI agents to monitor electricity usage without device control.
    Last updated

  • Elecz MCP Server

    zemloai-ctrl
    F
    license
    -
    quality
    A
    maintenance
    Provides real-time electricity prices, cheapest hours, and contract comparison for 40+ countries, enabling AI agents to make energy-aware decisions.
    Last updated
    2

  • aria-mcp-elpriser

    kimhjort
    A
    license
    A
    quality
    C
    maintenance
    MCP server for fetching Danish electricity spot prices (DK1/DK2) using the free elprisenligenu.dk API, providing tools to get current price, cheapest hours, and price summaries.
    Last updated
    4
    MIT
  • PowerGridIQ by powergridiq

    PowerGridIQofficial

    powergridiq
    A
    license
    A
    quality
    B
    maintenance
    The PGIQ Rating as agent tools: where to site or schedule a large electricity load across 67 global power markets. Wraps a read-only REST API returning reasoned, cited ratings across access, availability, cost, momentum, and carbon, plus live grid snapshots and cheapest-window scheduling.
    Last updated
    6
    31
    MIT

  • DC HUB

    azmartone67
    A
    license
    A
    quality
    A
    maintenance
    Description: Data-center, power & gas intelligence MCP server. 33 tools covering 21,000+ data-center facilities (170+ countries), 232 US power markets scored by the DC Hub Power Index (DCPI), 2,000+ tracked M\&A deals, ISO grid telemetry (PJM, ERCOT, CAISO, MISO, SPP, NYISO), fiber routes, energy pricing. License: Free to cite (CC-BY-4.0). Existing distribution: In the official MCP registry; indexe
    Last updated
    81
    2
    MIT

  • fin-data-mcp-server

    CohenD
    A
    license
    A
    quality
    C
    maintenance
    A Model Context Protocol server providing free financial market data across 13 categories with 83 no-key tools, enabling access to stocks, indices, options, forex, crypto, energy, prediction markets, and more.
    Last updated
    83
    MIT

  • MeteoControl MCP Server

    nielsvbrecht
    A
    license
    C
    quality
    D
    maintenance
    An MCP server that enables natural language interaction with the MeteoControl VCOM API v2 for monitoring solar array installations. It allows users to retrieve real-time and historical energy data, system alerts, and detailed asset configuration metrics.
    Last updated
    4
    Apache 2.0

  • vnbdigital-mcp

    the78mole
    A
    license
    -
    quality
    C
    maintenance
    Enables querying German distribution grid operator data from vnbdigital.de and BDEW register, including lookup by ID, postcode, coordinates, and free-text search.
    Last updated
    MIT

  • ebb-ai

    Vitalini
    A
    license
    -
    quality
    A
    maintenance
    Carbon-aware MCP scheduler that defers "do it later" / "by tomorrow" / "overnight" LLM tasks to the cleanest electricity-grid hour inside a deadline — 40-70% lower CO2 per task, 50% cheaper via Anthropic/OpenAI Batch APIs. 9 MCP tools, per-task carbon receipts to local SQLite, Apache-2.0.
    Last updated
    1
    Apache 2.0

  • mcp-nrel

    pipeworx-io
    A
    license
    -
    quality
    C
    maintenance
    Wraps the US National Renewable Energy Laboratory developer API, enabling access to renewable energy data through an MCP interface.
    Last updated
    17
    MIT

  • EnergyAI MCP

    jdhart81
    A
    license
    -
    quality
    D
    maintenance
    Provides free energy intelligence APIs for AI agents: solar production estimates, US clean-energy incentives by ZIP, home Energy Node Scores, contractor search, and consented installer routing.
    Last updated
    MIT

  • zont-mcp

    MAB2908
    A
    license
    -
    quality
    C
    maintenance
    An MCP server that connects AI assistants to the ZONT heating system via the official REST API. It enables users to monitor device states, control heating modes, and perform diagnostics using natural language.
    Last updated
    MIT

  • data-odre

    pipeworx-io
    A
    license
    -
    quality
    C
    maintenance
    Provides tools to search, inspect, and query energy open data from ODRE (electricity & gas production, consumption, grid load, renewables) using natural language or direct tool calls.
    Last updated
    9
    MIT

  • PVGIS MCP

    maxturazzini
    F
    license
    -
    quality
    C
    maintenance
    MCP server that estimates photovoltaic production using the European Commission's PVGIS API, deployed on Cloudflare Workers for serverless, free-tier operation.
    Last updated