Building Energy Software Tools
Formerly hosted by US Dept. of Energy    

Total Listed Programs: 198
Working with lots of data can get messy. The Maalka Platform is there to guide your organization along automated workflows to ensure that data across your portfolio is accurate and up-to-date, buildings are progressing towards goals, and participants are fully engaged.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Utility Bill and Meter Data Analysis
  4. Weather Data and Climate Analysis
  5. Building Energy Benchmarking
Portfolio Scale, District Scale, Urban Scale
Last Software Update: 20 September 2018
Last Entry Update:
23 September 2018

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Do psychrometric calculations in MS Excel
  1. Other
Last Software Update: 30 June 2010
Last Entry Update:
26 August 2018

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The Manufactured Home Energy Audit (MHEA) is an easy-to-use yet sophisticated Windows-based software tool designed for use within weatherization-type programs to identify cost-effective energy conservation measures for mobile homes.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Building Energy Auditing
Residential
Last Software Update: 10 February 2012
Last Entry Update:
25 August 2018

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Finite element simulation software with built in geometry builder and mesher integrated in a user friendly environment.
  1. Parametrics and Optimization
  2. Air Flow Simulation
  3. Solar and Photovoltaic Analysis
  4. Other
Subsystem Level
Last Software Update: 15 February 2018
Last Entry Update:
19 September 2018

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SimScale - Engineering Simulation in your browser
  1. Air Flow Simulation
Subsystem Level
Last Software Update: 12 October 2016
Last Entry Update:
19 September 2018

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EP-Quick creates input files for many different buildings using built in templates for the shape and zone layout.
  1. Whole Building Energy Simulation
Commercial, Residential, Multi Family
Last Software Update: 02 January 2010
Last Entry Update:
23 September 2018

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Honeybee connects Grasshopper3D to EnergyPlus, Radiance, Daysim and OpenStudio for building energy and daylighting simulation.The Honeybee project intends to make many of the features of these simulation tools available in a parametric way.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Lighting Simulation
Commercial, Residential, Multi Family
Last Software Update: 09 November 2015
Last Entry Update:
19 September 2018

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REM/Rate™ is a user-friendly, sophisticated, residential energy analysis, code compliance and Home Energy Rating (HERS®) software developed specifically for the needs of HERS® Providers and Home Energy Raters.
  1. Whole Building Energy Simulation
  2. Code Compliance
  3. Ratings and Certificates
Residential
Last Software Update: 25 May 2017
Last Entry Update:
29 August 2018

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ENERWIN PRO© is a Windows-based hourly energy simulation model for evaluating whole-building energy performance and peak loads. The program features an interactive graphical interface for input and output and a built-in weather database for 4777 cities..
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Code Compliance
Commercial, Residential, Multi Family
Last Software Update: 04 August 2018
Last Entry Update:
24 September 2018

Ratings

3
Average: 3 (1 vote)

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Free open-source library with dynamic simulation models for building and district energy and control systems
  1. Whole Building Energy Simulation
  2. Air Flow Simulation
Subsystem Level, Commercial, Residential, Multi Family, Industrial, District Scale
Last Software Update: 13 July 2015
Last Entry Update:
23 September 2018

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Global climate data atlas and database containing more than 1200 stations
  1. Weather Data and Climate Analysis
Last Software Update: 07 January 2014
Last Entry Update:
26 August 2018

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CAEPIPE performs linear and non-linear, static and dynamic pipe stress calculations for piping systems of any complexity, in any industry.
  1. Load Calculations
  2. Code Compliance
  3. Other
Commercial, Industrial
Last Software Update: 22 June 2018
Last Entry Update:
02 October 2018

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Simulation model of a building HVAC mechanical system plus HVAC controls, the building shell, the heating/cooling plant, and energy management and control system algorithms.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. HVAC System Selection and Sizing
Commercial, Residential, Multi Family
Last Software Update: 30 June 2010
Last Entry Update:
23 September 2018

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Energy analysis program used to determine the compliance of a building to Canada's Model National Energy Code for Buildings (MNECB) 1997.
  1. Code Compliance
Commercial, Residential
Last Software Update: 30 June 2010
Last Entry Update:
08 September 2018

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FloorspaceJS is a free, open-source, and cross-platform 2D floor-plan editor. Implemented in JavaScript and operating on a custom JSON schema, FloorspaceJS can run standalone in a browser or be embedded into applications.
  1. Other
Subsystem Level, Commercial, Residential, Multi Family
Last Software Update: 14 December 2017
Last Entry Update:
23 September 2018

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LoopLink RLC is powerful, web-based residential/light commercial geothermal design software that allows you to quickly and easily design loopfields for multiple zone, multiple heat pump geothermal systems from anywhere.
  1. HVAC System Selection and Sizing
Subsystem Level
Last Software Update: 21 September 2016
Last Entry Update:
19 September 2018

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Raw heating and cooling degree days, and temperature data API from UK and Worldwide weather stations.This service is available as an annual or monthly subscription or software / reporting integration for individual Weather Stations or for all UK Stations.
  1. Weather Data and Climate Analysis
Last Software Update: 12 August 2015
Last Entry Update:
08 September 2018

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THERM is a two-dimensional conduction heat-transfer analysis program based on the finite-element method, which can model the complicated geometries of building products.
  1. Other
Subsystem Level
Last Software Update: 08 October 2015
Last Entry Update:
20 September 2018

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From data collection, to measure analysis, to reporting - OptiMiser Commercial puts the entire audit cycle at your fingertips, eliminating hours of spreadsheet manipulation and report preparation.
  1. Load Calculations
  2. Energy Conservation Measures
  3. Building Energy Auditing
Commercial
Last Software Update: 01 March 2017
Last Entry Update:
17 September 2018

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Urbawind is a software to compute wind effects in urban areas - Urban design - Energy efficiency
  1. Weather Data and Climate Analysis
  2. Air Flow Simulation
Urban Scale
Last Software Update: 26 February 2016
Last Entry Update:
29 August 2018

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FREE bin-weather modeling software provide accurate energy savings and penalties within seconds through your browser.
  1. Energy Conservation Measures
  2. Utility Bill and Meter Data Analysis
  3. Weather Data and Climate Analysis
  4. Building Energy Auditing
Commercial, Residential, Multi Family
Last Software Update: 01 September 2015
Last Entry Update:
23 September 2018

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Green Building Studio® (GBS) is Autodesk’s core whole building energy simulation engine, and powers the energy analysis for Autodesk Insight 360, Autodesk Revit, and Autodesk FormIt 360.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Energy Conservation Measures
Commercial, Residential, Multi Family
Last Software Update: 14 August 2015
Last Entry Update:
24 September 2018

Ratings

5
Average: 5 (1 vote)

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GARD Analytics, Inc. offers modeling, support and development services for EnergyPlus and related tools. GARD has been involved with EnergyPlus development, support, and training since 1999, and building energy modeling since the 1980s.
  1. Support Services
  2. Training Services
Last Software Update: 12 September 2018
Last Entry Update:
12 September 2018

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Calculates temperature distributions, heat flows and (optionally) vapor diffusion flows in building structures - particularly those with thermal heat bridges
  1. Load Calculations
  2. Weather Data and Climate Analysis
  3. Other
Subsystem Level
Last Software Update: 19 May 2016
Last Entry Update:
19 September 2018

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City Building Energy Saver (CityBES) is a web-based data and computing platform for energy modeling and analysis of buildings at urban scale.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Building Energy Benchmarking
Commercial, Residential, Multi Family, Portfolio Scale, District Scale, Urban Scale
Last Software Update: 28 December 2018
Last Entry Update:
28 December 2018

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A program to help consumers and builders pick the most energy-efficient and cost-effective window for a given application.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Weather Data and Climate Analysis
Subsystem Level, Residential
Last Software Update: 30 June 2010
Last Entry Update:
20 September 2018

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DIVA-for-Rhino is a highly optimized daylighting and energy modeling plug-in for Rhinoceros, a NURBS modeling software.
  1. Lighting Simulation
  2. Solar and Photovoltaic Analysis
Commercial, Residential
Last Software Update: 12 December 2017
Last Entry Update:
18 July 2018

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SPOT Pro™ is a premier daylighting design and analysis software with two main functions: analyzing the daylighting performance of a given space and optimizing photosensor-based electric lighting control system savings in the presence of daylight.
  1. Lighting Simulation
  2. Other
Commercial, Residential, Multi Family
Last Software Update: 19 April 2016
Last Entry Update:
24 September 2018

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Commercial Building Energy Saver (CBES), intended use for small and medium office and retail buildings in California, provides energy benchmarking and three levels of retrofit analysis considering the project goal, data availability, and user experience.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Utility Bill and Meter Data Analysis
Commercial
Last Software Update: 06 July 2015
Last Entry Update:
28 December 2018

Ratings

5
Average: 5 (8 votes)

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The nation's largest dataset of information about the energy-related characteristics of commercial and residential buildings.
  1. Energy Conservation Measures
  2. Utility Bill and Meter Data Analysis
  3. Building Energy Benchmarking
Commercial, Residential, Multi Family, Portfolio Scale, Urban Scale
Last Software Update: 05 November 2015
Last Entry Update:
24 September 2018

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Energy Hippo provides the premier energy management application for multi-user, multi-permission environments. The internet-based software platform integrates disparate processes, energy management systems, and equipment into an enterprise-wide network for monitoring and controlling energy assets.
  1. Energy Conservation Measures
  2. Utility Bill and Meter Data Analysis
  3. Building Energy Benchmarking
Portfolio Scale
Last Software Update: 15 September 2016
Last Entry Update:
24 September 2018

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Dynamic energy simulation tool
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Ratings and Certificates
Commercial, Residential, Multi Family
Last Software Update: 21 October 2015
Last Entry Update:
24 September 2018

Ratings

5
Average: 5 (1 vote)

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Perform detailed calculations for a new piping network to determine required pipe sizes, the critical path in the system for pump sizing, valve pressure drops, and the effects of elevation change.
  1. HVAC System Selection and Sizing
  2. Other
Subsystem Level
Last Software Update: 21 September 2012
Last Entry Update:
20 September 2018

Ratings

4
Average: 4 (1 vote)

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Designed for Commercial Real Estate investors and subsequent stakeholders, arbn estates provides a singular source for managing energy performance and MEES compliance across large and diverse property portfolios. A database for EPC’s and fully integrated with our arbn consult platform, arbn estates
  1. Building Energy Auditing
  2. Building Energy Benchmarking
  3. Other
Commercial, Portfolio Scale
Last Software Update: 13 August 2018
Last Entry Update:
19 September 2018

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Smart Energy is a robust state-of-the-art web based energy analysis and thermal load simulation tool that uses the EnergyPlus engine. It was developed by ISHRAE & Sarla Systems.
  1. Load Calculations
Subsystem Level, Commercial, Residential, Multi Family
Last Software Update: 14 December 2018
Last Entry Update:
14 December 2018

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Research tool for use in the steady-state simulation and design analysis of heat pumps and air conditioners. The program can be used with most of the newer HFC refrigerants as well as with HCFCs and CFCs.
  1. HVAC System Selection and Sizing
  2. Parametrics and Optimization
Subsystem Level
Last Software Update: 04 December 2017
Last Entry Update:
30 April 2019

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Accelerad is a free suite of programs for fast and accurate lighting and daylighting analysis and visualization. Accelerad maintains compatibility with Radiance file formats and commands while running at speeds up to forty times faster using GPU acceleration.
  1. Lighting Simulation
Subsystem Level
Last Software Update: 10 May 2017
Last Entry Update:
19 September 2018

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SaaS based electrical engineering software designs entire power distribution in a building. 3 inputs (load kVA, load type, & number of poles) for 300 NEC compliant outputs. Saves 40%+ design time and 7%+ energy use. Instantaneous changes up/downstream. Cov'd US Patent #7,636,650.
  1. Other
Subsystem Level
Last Software Update: 17 June 2016
Last Entry Update:
24 September 2018

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EnExPlan is a powerful and intuitive do-it-yourself energy saving software for building owners and managers with medium to large portfolios of buildings.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Energy Conservation Measures
Portfolio Scale
Last Software Update: 10 October 2015
Last Entry Update:
19 September 2018

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DIAL+ is a very intuitive suite of tools dealing with the optimization of energy loads on the room scale.
  1. Load Calculations
  2. Weather Data and Climate Analysis
  3. Air Flow Simulation
Commercial, Residential, Multi Family
Last Software Update: 21 October 2015
Last Entry Update:
24 September 2018

Ratings

5
Average: 5 (1 vote)

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