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20 Best Memory MCP Servers: compared and ranked, November 2026Ranked from 5,357 matching servers on stars, growth, downloads and maintenance. Updated .

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  • A
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    maintenance
    Enables querying the official ANP Base de Distribuição database for distribution base information through a read-only, hosted MCP endpoint with prepaid per-query credits.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables AI clients to incrementally edit native PSCAD 4.6.2 projects, execute simulations, query numerical outputs, and search local official Help through MCP tools.
    2
    MIT
  • A
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    Not graded
    quality
    B
    maintenance
    Enables agents to estimate the water and energy consumed by chat prompts, a year of usage, or an entire agent session from its token counts, returning everyday comparisons along with the accounting boundary, assumptions and methodology version behind each figure.
    1
    MIT
  • F
    license
    Not graded
    quality
    D
    maintenance
    MCP server that provides live facility data access and operational tools, enabling the AI agent to query sensor readings, HVAC status, energy usage, alerts, and execute confirmed maintenance actions.
    -
  • F
    license
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    quality
    D
    maintenance
    Exposes EnergyPlus simulation control (run, parse metrics, edit schedules) as LLM tools for autonomous building energy optimization.
    -
  • A
    license
    A
    quality
    B
    maintenance
    Enables natural-language interaction with Ladybug Tools for building performance simulation, 3D modeling, and data visualization, allowing agents to perform complex environmental analysis tasks without CAD software.
    3
    12
    GPL 3.0
  • A
    license
    A
    quality
    D
    maintenance
    MCP server for BIM-to-building-energy simulation workflows with IFC extraction, TEASER integration, scenario modeling, weather binding, and results export for downstream WAT/ROI analysis.
    11
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    A read-only BACnet/IP gateway that exposes building automation point databases to LLM agents via MCP, with Brick + Project Haystack semantic tagging at ingest time.
    4
    1
    MIT
  • A
    license
    A
    quality
    D
    maintenance
    Provides AI agents with read access to Trane Tracer SC+ building automation systems for inventory and telemetry retrieval.
    8
    1
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Enables AI assistants to create, edit, and simulate EnergyPlus building energy models via natural language. Supports schema exploration, model editing, simulation execution, and documentation search.
    39
    14
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables turning an address or lat/lng into a transparent solar proposal by geocoding it, pulling Google Solar API building insights (panel layouts, roof segments, imagery quality), and pricing a few system sizes with your tariff, install cost, incentives, savings, payback, NPV and a verdict. Every input is labelled with its source, Google's own financial analyses are shown side by side, and no prices are invented.
    Apache 2.0
  • A
    license
    Not graded
    quality
    B
    maintenance
    Enables querying NASA POWER historical solar, wind, building, and agroclimatology data via MCP, including point time series, climatologies, native-grid regions, and comparisons across multiple labeled locations, with staged SQL analysis for larger datasets. Runs over STDIO or Streamable HTTP and requires no NASA account or API key.
    171 npm
    2
    Apache 2.0
  • A
    license
    Not graded
    quality
    C
    maintenance
    A local MCP server that enables building energy analysis through tools for anomaly detection, flexible-load schedule optimization, and battery/solar outage-autonomy simulation using reproducible synthetic data.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables prospecting lists of addresses, points or a bounding box through the Google Solar API's detected-arrays insight, reporting for each building whether rooftop PV is already detected, how old the capture imagery is, and how strong the roof's solar potential is. It ranks the remaining buildings into a reviewable prospect list while tracking call budget and list-price cost.
    Apache 2.0
  • A
    license
    Not graded
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    D
    maintenance
    Enables AI agents to understand, query, and manipulate Honeybee building energy models through natural language via the Model Context Protocol.
    17
    GPL 3.0
  • A
    license
    Not graded
    quality
    F
    maintenance
    Weather files (EPW/DDY) for building energy simulation, on-demand. Four tools: search the 17,000-station catalog, analyze any EPW (design conditions, HDD/CDD, DesignDay IDF emit), render 5 chart types (diurnal, wind rose, temp carpet, monthly box plot, comparison), and generate TMY/AMY/CMIP6-morphed scenarios with UHI, extreme events, and wildfire smoke overlays. 3 of 4 tools work without API key.
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    A physics engine for liquid-cooled GPU systems, exposed as an AI-callable MCP server. Enables thermal analysis, coolant comparison, flow optimization, and rack-level sizing via natural language queries.
    1
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables AI agents to search U.S. hydraulic fracturing disclosure records — well-level frac job details (operator, API number, location, dates, base fluid volumes) and the disclosed chemical additives per job — by state, county, operator, or API number, plus lookups of where a given chemical has been used by CAS number. Responses include source, license, and coverage-window metadata so callers can distinguish missing data from out-of-window disclosures.
    117 npm
    MIT
  • A
    license
    Not graded
    quality
    D
    maintenance
    Provides access to KfW funding programs for residential building energy efficiency renovations in Germany. Enables users to list programs, check eligibility, calculate funding amounts, and get detailed information about specific KfW loans and grants.
    MIT
  • A
    license
    Not graded
    quality
    B
    maintenance
    A lightweight MCP server that connects LLM agents to BACnet devices for building automation, enabling real-time monitoring, actuation, and task orchestration.
    6
    MIT
  • A
    license
    Not graded
    quality
    C
    maintenance
    Turns Google Solar API roof data for a single building into an installer-ready geometry packet with per-segment pitch, azimuth, area, sunshine and derived usable area, steepness, complexity and shading, plus JSON, Markdown and an SVG sketch. Optionally adds pre-GA roof geometry data with facet polygons and obstacles.
    Apache 2.0
  • A
    license
    Not graded
    quality
    C
    maintenance
    Enables AI assistants to fetch live environmental telemetry, verify local Fire TV and smart-meter hardware over TCP sockets, calibrate display and audio settings, orchestrate smart-home scenes, calculate energy savings, and answer natural-language questions about its capabilities.
    MIT
  • A
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    quality
    D
    maintenance
    Provides offline access to the Brick Schema ontology, enabling validation and search of building metadata classes through MCP tools.
    1
    MIT
  • F
    license
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    quality
    D
    maintenance
    Enables calculation of the most economical fuel (gasoline, ethanol, or natural gas) based on prices and vehicle consumption, following the 70% rule for ethanol and 60% for GNV.
    1
    -
  • F
    license
    Not graded
    quality
    F
    maintenance
    An MCP server that wraps the EPA ENERGY STAR Portfolio Manager REST API, enabling AI assistants to query and update building energy data.
    -
  • F
    license
    Not graded
    quality
    A
    maintenance
    Enables natural language interaction with OpenStudio building energy simulation, allowing creation, querying, and modification of models, running EnergyPlus simulations, and analyzing results.
    58
    -
  • F
    license
    Not graded
    quality
    B
    maintenance
    Enables utility operators to forecast transformer oil temperature, assess synthetic outage risk, rank impacted assets, and generate maintenance plans through IBM Bob MCP tools.
    -
  • F
    license
    Not graded
    quality
    C
    maintenance
    Enables creation and validation of Canadian NECB prototype building models, application of NECB rulesets, and inspection of pinned standards/capabilities through MCP tools.
    2
    -
  • A
    license
    A
    quality
    F
    maintenance
    Hourly electricity grid carbon intensity (gCO2eq/kWh) for 45 zones across Europe, the US and Great Britain, computed from ENTSO-E, EIA and NESO generation data. Four read-only tools; every value carries its interval timestamp and how stale it is. No API key, no account.
    4
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    An unofficial read-only MCP server for Panasonic AiSEG2 home energy management controllers, enabling clients to read live power flow, per-circuit consumption, circuit names, daily totals, and historical energy/cost data from the device's local web interface.
    6
    31 PyPI
    MIT
  • A
    license
    A
    quality
    B
    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.
    6
    12
    3
    Apache 2.0
  • A
    license
    A
    quality
    A
    maintenance
    Consulta el comparador oficial de ofertas de luz y gas de la CNMC (España) y devuelve las ofertas ordenadas por precio, con un análisis a varios años. Funciona con el QR de la factura o con código postal y consumo anual.
    3
    77 PyPI
    MIT
  • A
    license
    A
    quality
    B
    maintenance
    Unofficial MCP server for the messdienst24.de utility portal, providing tools to retrieve heating and hot-water consumption data, download PDF reports, and compare usage trends.
    3
    MIT