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

Total Listed Programs: 163
Cooling Load Calculation Software
  1. Load Calculations
Last Software Update: 30 June 2010
Last Entry Update:
25 March 2016

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A customizable and simple building energy analysis tool, which may be used to facilitate ASHRAE Level 1 or 2 audits, and/or to explore how different measures impact energy performance.
  1. Energy Conservation Measures
Last Software Update: 30 January 2013
Last Entry Update:
05 October 2015

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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. Other
Last Software Update: 21 September 2012
Last Entry Update:
23 March 2016

Ratings

4
Average: 4 (1 vote)

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TRNSYS - a component based transient simulation package.
  1. Whole-building Energy Simulation
Last Software Update: 15 September 2015
Last Entry Update:
18 July 2016

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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
Last Software Update: 14 August 2015
Last Entry Update:
23 December 2015

Ratings

5
Average: 5 (1 vote)

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This program is an engineering calculator designed to help engineers calculate air properties, mixed air properties, fluid properties, refrigerant properties, refrigerant line sizing, and contains a ductulator.
  1. Other
Last Software Update: 21 September 2012
Last Entry Update:
23 March 2016

Ratings

3
Average: 3 (1 vote)

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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:
06 October 2015

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Graphical tool that enables sizing of natural ventilation openings based on the Loop Equation Design Method.
  1. Whole-building Energy Simulation
Last Software Update: 13 March 2012
Last Entry Update:
10 October 2015

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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:
16 December 2015

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No longer supported due to new CA regulations.
  1. Other
Last Software Update: 30 June 2010
Last Entry Update:
04 October 2015

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BSim Follow the external link to BSim for additional description of this tool and ordering.
  1. Whole-building Energy Simulation
Last Software Update: 10 June 2015
Last Entry Update:
01 February 2016

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Use <b>TRACE Load 700</b> 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 moistur
  1. Load Calculations
Last Software Update: 15 October 2015
Last Entry Update:
23 March 2016

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eQUEST® is a widely used, time-proven whole building energy performance design tool.
  1. Whole-building Energy Simulation
Last Software Update: 30 June 2010
Last Entry Update:
03 October 2015

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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
Last Software Update: 12 October 2015
Last Entry Update:
12 October 2015

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TRACE™ 700 is an award-winning design-and-analysis software program that helps HVAC professionals optimize the design of a building’s heating, ventilating and air-conditioning system based on energy utilization and life-cycle cost.
  1. Whole-building Energy Simulation
Last Software Update: 15 October 2015
Last Entry Update:
23 March 2016

Ratings

4
Average: 4 (1 vote)

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Provides dynamic temperature simulation of 1 to 25 room buildings, shelters, and cabinets over the course of 20 days. Useful for buildings accommodating heat dissipating equipment and/or people. Cooling and heating or power plant failure and later restoration can be simulated.
  1. Load Calculations
Last Software Update: 08 July 2017
Last Entry Update:
07 July 2017

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Software for design of vertical borehole-type ground loop heat exchangers used in geothermal heat pump systems.
  1. HVAC System Selection and Sizing
Last Software Update: 09 December 2014
Last Entry Update:
03 October 2015

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Calculates thermal performance of fenestration products
  1. Code Compliance
Last Software Update: 10 December 2014
Last Entry Update:
02 October 2015

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A quick energy standard-conformance design tool with graphic interface for whole-building annual energy simulations for residential and commercial buildings.
  1. Code Compliance
Last Software Update: 30 March 2015
Last Entry Update:
31 March 2015

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Meteonorm is a climate database delivering typical meteorological years for any site.
  1. Weather Data and Climate Analysis
Last Software Update: 24 November 2015
Last Entry Update:
18 December 2015

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Calculates temperature distributions, heat flows and (optionally) vapor diffusion flows in building structures - particularly those with thermal heat bridges
  1. Whole-building Energy Simulation
Last Software Update: 19 May 2016
Last Entry Update:
17 August 2016

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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. HVAC System Selection and Sizing
Last Software Update: 30 June 2010
Last Entry Update:
16 December 2015

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0
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Developed to help designers accurately model the sound level reaching building tenant's ears, the Trane Acoustics Program (TAP) "projects" equipment sound power data through the surroundings (e.g., floors, ductwork, walls), to estimate the sound level that will be heard.
  1. Other
Last Software Update: 21 September 2012
Last Entry Update:
23 March 2016

Ratings

4
Average: 4 (1 vote)

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Do psychrometric calculations in MS Excel
  1. Load Calculations
Last Software Update: 30 June 2010
Last Entry Update:
02 October 2015

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Calculates detailed HVAC load reports for heating, cooling and airflow capacities. Based on ASHRAE algorithms, you are assured of accurate results and valid designs
  1. Load Calculations
Last Software Update: 15 October 2015
Last Entry Update:
23 March 2016

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Design and optimization of solar thermal systems, based on the powerful TRNSYS simulation engine.

Detailed hourly-based simulation allows to prevent common design mistakes and to optimize Solar Thermal Systems.

Last Software Update: 30 June 2010
Last Entry Update:
18 June 2015

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0
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demand response assessment, commercial buildings, demand responsive,
  1. Code Compliance
Last Software Update: 30 March 2015
Last Entry Update:
02 October 2015

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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
Last Software Update: 10 August 2015
Last Entry Update:
22 August 2017

Ratings

5
Average: 5 (1 vote)

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EnergyPlus is DOE's whole-building energy simulation engine.
  1. Whole-building Energy Simulation
Last Software Update: 30 September 2015
Last Entry Update:
12 December 2015

Ratings

4.75
Average: 4.8 (4 votes)

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An interactive design environment for building energy evaluation and optimization.
  1. Energy Conservation Measures
Last Software Update: 21 April 2015
Last Entry Update:
06 October 2015

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BlueSol is a software for the design of photovoltaic systems
  1. Load Calculations
Last Software Update: 25 June 2015
Last Entry Update:
05 October 2015

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iAudit Pro has been replaced by Snugg Pro: http://snuggpro.com
  1. Whole-building Energy Simulation
Last Software Update: 03 October 2015
Last Entry Update:
13 December 2015

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The HVAC ResLoad-J app for the iPad is an ACCA-approved HVAC cooling and heating load calculation app. It performs peak cooling and heating load calcs per ACCA Manual J8 for both residential and lighting commercial buildings.
  1. Load Calculations
Last Software Update: 30 June 2015
Last Entry Update:
08 October 2015

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Dynamic energy simulation tool
  1. Whole-building Energy Simulation
Last Software Update: 21 October 2015
Last Entry Update:
17 December 2015

Ratings

5
Average: 5 (1 vote)

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The IES Virtual Environment (IESVE) is a powerful, in-depth suite of building performance analysis tools. It allows the design and operation of comfortable buildings that consume significantly less energy.
  1. Whole-building Energy Simulation
Last Software Update: 30 June 2010
Last Entry Update:
14 October 2016

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Utility bill tracking and management database with manual bill entry or flat file/EDI import. Optional interface to A/P for bill payment.
  1. Utility Bill and Meter Data Analysis
Last Software Update: 21 October 2014
Last Entry Update:
06 October 2015

Ratings

4.5
Average: 4.5 (2 votes)

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ENER-WIN© is a Windows-based hourly energy simulation model for evaluating whole-building energy performance. The program features an interactive graphical interface for input and output. The simulation model uses algorithms that permit hour-by-hour energy calculations in minimal time.
  1. Code Compliance
Last Software Update: 30 June 2010
Last Entry Update:
07 November 2015

Ratings

3
Average: 3 (1 vote)

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AGI32 is a three-dimensional lighting design and rendering program for electric lighting and daylight analysis. The software can produce predictive lighting system calculations simultaneously with accurate visualizations for any application of electric lighting and/or daylighting.

  1. Lighting Simulation
Last Software Update: 30 June 2010
Last Entry Update:
18 June 2015

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AGI32 is a three-dimensional lighting design and rendering program for electric lighting and daylight analysis. The software can produce predictive lighting system calculations simultaneously with accurate visualizations for any application of electric lighting and/or daylighting.

  1. Lighting Simulation
Last Software Update: 30 June 2010
Last Entry Update:
18 June 2015

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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
Last Software Update: 08 July 2017
Last Entry Update:
07 July 2017

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