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

Total Listed Programs: 204
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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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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TRACE 700 Chiller Plant Analyzer software saves time by allowing easy plant configuration comparisons with a detailed wizard.
  1. Life Cycle Analysis
  2. Other
Subsystem Level
Last Software Update: 15 October 2015
Last Entry Update:
24 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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CAMEL is one of the leading air conditioning load estimation and psychometrics programs available. It operates in the Northern and Southern hemisphere and has comprehensive copy and paste capability and detailed on screen Help
  1. Load Calculations
  2. HVAC System Selection and Sizing
Commercial, Residential
Last Software Update: 12 October 2015
Last Entry Update:
18 July 2018

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PsyCalc® is an electronic psychrometric calcultion tool that operates over a wide range of temperatures, moisture content and pressures. With two inputs, psychrometric properties and pressure, PsyCalc® returns eleven key properties.
  1. Weather Data and Climate Analysis
  2. Other
Last Software Update: 03 February 2015
Last Entry Update:
25 August 2018

Ratings

2.333335
Average: 2.3 (3 votes)

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Ground Loop Design (GLD) is a software tool for designing and optimizing ground source heat pump systems.
  1. HVAC System Selection and Sizing
Subsystem Level
Last Software Update: 10 August 2015
Last Entry Update:
19 September 2018

Ratings

5
Average: 5 (1 vote)

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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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Refrigeration Load Calculation Software
  1. Load Calculations
Commercial, Industrial
Last Software Update: 30 June 2010
Last Entry Update:
25 August 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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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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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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AET is a Windows 10 App for quick energy use evaluations of commercial or residential buildings, and can be used by homeowners as well as students, archictects and engineers. Included is a built-in weather database for over 2000 cities worldwide.
  1. Whole Building Energy Simulation
  2. Weather Data and Climate Analysis
  3. Building Energy Benchmarking
Commercial, Residential
Last Software Update: 05 August 2018
Last Entry Update:
07 August 2018

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Pleiades is a powerful user-friendly software environment for building eco-design. It is provides dynamic energy simulations (COMFIE), daylighting and natural ventilation simulations, regulations compliance, HVAC sizing and consumption, etc.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Code Compliance
  4. Life Cycle Analysis
Commercial, Residential, Multi Family
Last Software Update: 03 June 2019
Last Entry Update:
12 June 2019

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0
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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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0
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Use TRACE Load 700 software - the building and load design modules of TRACE 700, Trane Air Conditioning Economics - to evaluate the effect of building orientation, size, shape, and mass based on hourly weather data and the resulting heat-transfer characteristics of air and moisture.
  1. Load Calculations
  2. Air Flow Simulation
Commercial, Residential, Multi Family
Last Software Update: 15 October 2015
Last Entry Update:
24 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 May 2019
Last Entry Update:
20 June 2019

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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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0
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Detailed energy analysis for homes and low-rise residential buildings. Free. User support is limited.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Energy Conservation Measures
Residential
Last Software Update: 03 August 2011
Last Entry Update:
25 August 2018

Ratings

4
Average: 4 (1 vote)

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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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0
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ResStock is a statistically robust methodology and toolkit for modeling the energy use of residential building stocks and the impacts of energy conservation measures (ECMs) on those stocks.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Energy Conservation Measures
Residential, Portfolio Scale, Urban Scale
Last Software Update: 10 November 2018
Last Entry Update:
10 November 2018

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0
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National free web-based for assessing the physical and structural energy efficiency of commercial and multifamily residential buildings.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Ratings and Certificates
  4. Building Energy Auditing
Commercial
Last Software Update: 06 November 2017
Last Entry Update:
17 June 2019

Ratings

5
Average: 5 (1 vote)

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TRANSOL is a TRNSYS based modeler for solar thermal systems.
  1. Solar and Photovoltaic Analysis
Subsystem Level
Last Software Update: 30 June 2010
Last Entry Update:
23 September 2018

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0
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EffiBEM offers support and debugging for EnergyPlus and OpenStudio. This can be done via email, chat, or phone, in English or French.
  1. Support Services
Last Software Update: 12 July 2018
Last Entry Update:
06 September 2018

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Provides the average underground enclosure (room) and entrance tower air temperatures under the given climatic, soil and room thermal load conditions.
  1. Load Calculations
Commercial, Residential, Multi Family
Last Software Update: 08 July 2017
Last Entry Update:
22 June 2019

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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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Multi-parameter optimization program that works with all text-based building energy simulation programs, including EnergyPlus and TRNSYS.
  1. Parametrics and Optimization
Last Software Update: 08 December 2011
Last Entry Update:
29 August 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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0
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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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0
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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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AERCalc calculates the EPc and EPh (Energy Performance for heating and cooling) values for window attachments as specified by the AERC (Attachments Energy Rating Council)
  1. Ratings and Certificates
Subsystem Level, Commercial, Residential
Last Software Update: 26 March 2018
Last Entry Update:
02 November 2018

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0
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Manage your device “things” remotely, whether it is a smart meter or any IP enabled device that produces data that can be monetized. Adapted to your crucial to success its efficient remote management of the device assets.
  1. Utility Bill and Meter Data Analysis
Commercial, Residential
Last Software Update: 04 October 2017
Last Entry Update:
18 July 2018

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0
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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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0
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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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0
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Green Building is a model-based energy simulation software based on Modelica standard for building energy systems. The Green Building model library includes energy system components like buildings, usage behavior, heat/power/cooling facilities, grids and e-mobility.
  1. Whole Building Energy Simulation
  2. HVAC System Selection and Sizing
  3. Parametrics and Optimization
Commercial, Residential, Multi Family
Last Software Update: 27 February 2018
Last Entry Update:
19 September 2018

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0
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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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ESBO (Early Stage Building Optimization) is a simulation tool for building design optimization based on EQUA’s building performance software IDA Indoor Climate and Energy (IDA ICE).
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Parametrics and Optimization
Commercial, Residential, Multi Family
Last Software Update: 05 December 2016
Last Entry Update:
19 September 2018

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0
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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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SEMERGY® is a Web-based building optimization system that supports the planning of energy-efficient construction and refurbishment projects.
  1. Building Energy Auditing
  2. Building Energy Benchmarking
Commercial
Last Software Update: 28 December 2015
Last Entry Update:
24 September 2018

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