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

Total Listed Programs: 198
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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Measurabl is sustainability reporting software built to help you collect, report, and act upon non-financial data. You can effortlessly collect utility, waste and travel data, create and e-File financial-grade reports on demand, and analyze sustainability KPIs to make improvements.
  1. Energy Conservation Measures
  2. Utility Bill and Meter Data Analysis
  3. Building Energy Monitoring
Commercial, Portfolio Scale
Last Software Update: 24 February 2016
Last Entry Update:
24 September 2018

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TRNSYS - a component based transient simulation package.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
Subsystem Level, Commercial, Residential, Multi Family, Industrial, District Scale
Last Software Update: 15 September 2015
Last Entry Update:
24 September 2018

Ratings

4.5
Average: 4.5 (2 votes)

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EnergyPeriscope is designed to speed up and enhance the sales process. Easily crunch the numbers, generate professional sales proposal materials, and manage your sales activities. Model and quote: PV, solar thermal, energy storage, energy efficiency, wind turbines.
  1. Utility Bill and Meter Data Analysis
  2. Weather Data and Climate Analysis
  3. Solar and Photovoltaic Analysis
Commercial, Residential, Multi Family
Last Software Update: 16 December 2015
Last Entry Update:
23 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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Hancock’s HEAT Energy Audit Tool is an energy auditing app for the iPad that energy models single family and manufactured homes. HEAT works offline, disconnected from the internet, enabling you to weatherize in remote areas.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Building Energy Auditing
Residential
Last Software Update: 21 June 2016
Last Entry Update:
26 August 2018

Ratings

5
Average: 5 (1 vote)

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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:
26 August 2018

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0
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Simulation models for finned-tube heat exchangers with refrigerant circuitry optimization
  1. HVAC System Selection and Sizing
Subsystem Level
Last Software Update: 30 September 2015
Last Entry Update:
20 September 2018

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A versatile system design tool and an energy simulation tool in one package, Carrier Hourly Analysis Program (HAP) provides the ease of use of a Windows-based graphical user interface and the computing power of modern 32-bit software.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. HVAC System Selection and Sizing
Commercial, Residential
Last Software Update: 30 June 2010
Last Entry Update:
08 September 2018

Ratings

5
Average: 5 (1 vote)

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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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Energy Suite: Energy Cost Calculator for Buildings is an energy cost calculator that allows you to assess the energy demand for a simple building and calculate annual energy costs.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. Parametrics and Optimization
Commercial, Residential, Multi Family
Last Software Update: 01 July 2015
Last Entry Update:
24 September 2018

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0
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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
  2. HVAC System Selection and Sizing
  3. Code Compliance
Commercial, Residential, Multi Family
Last Software Update: 30 June 2015
Last Entry Update:
24 September 2018

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0
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ECOCITIES® supports operators of building portfolios (building groups) in deciding how budget can be used most effectively to align the energy efficiency of their real estate to required political, economic and environmental objectives.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Building Energy Benchmarking
Portfolio Scale
Last Software Update: 14 January 2016
Last Entry Update:
20 September 2018

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0
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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
  2. Building Energy Auditing
  3. Building Energy Benchmarking
Commercial, Residential, Multi Family
Last Software Update: 30 January 2013
Last Entry Update:
24 September 2018

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0
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EFEN is an energy analysis tool which uses EnergyPlus simulation engine.
  1. Whole Building Energy Simulation
  2. HVAC System Selection and Sizing
Commercial, Residential, Multi Family
Last Software Update: 12 March 2015
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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0
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BACnet Stack is perfect starting point for OEMs. We have ready BACnet stack for both MSTP and IP also.
  1. Building Automation
  2. Building Energy Monitoring
  3. Other
Commercial, Industrial
Last Software Update: 13 May 2016
Last Entry Update:
24 September 2018

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0
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Calculates thermal performance of fenestration products
  1. Code Compliance
  2. Ratings and Certificates
Subsystem Level
Last Software Update: 10 December 2014
Last Entry Update:
06 October 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. Parametrics and Optimization
  2. Weather Data and Climate Analysis
  3. Lighting Simulation
Commercial, Residential, Multi Family
Last Software Update: 27 August 2015
Last Entry Update:
24 September 2018

Ratings

5
Average: 5 (1 vote)

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The Physibel software is a set of 1D/2D/3D steady state and transient heat transfer simulation programs: BISCO, TRISCO, SOLIDO, BISTRA, VOLTRA, CAPSOL, GLASTA
  1. Other
Subsystem Level
Last Software Update: 04 February 2015
Last Entry Update:
23 September 2018

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0
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Multi-city Comfort and Weather Comparison tool helps to generate thermal comfort charts based on ASHRAE 55 comfort bands, outdoor weather analysis for Indian cities and operation modes (e.g.
  1. Weather Data and Climate Analysis
  2. Air Flow Simulation
Last Software Update: 01 January 2015
Last Entry Update:
28 August 2018

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0
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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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Adtek AccuComm Commercial HVAC Load Calculations
  1. Load Calculations
  2. HVAC System Selection and Sizing
Commercial
Last Software Update: 12 November 2016
Last Entry Update:
24 September 2018

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0
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An interactive design environment for building energy evaluation and optimization.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Code Compliance
  4. Ratings and Certificates
  5. Building Energy Auditing
Commercial, Residential, Multi Family
Last Software Update: 21 April 2015
Last Entry Update:
24 September 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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Sefaira offers the industry’s only software for real-time Performance Based Design.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Lighting Simulation
Commercial, Residential, Multi Family
Last Software Update: 21 January 2015
Last Entry Update:
19 September 2018

Ratings

5
Average: 5 (1 vote)

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Life cycle analysis tool can be your at hand utility to evaluate the life cycle cost of projects and the payback period for renewable energy equipments, if any, as well.
  1. Life Cycle Analysis
  2. Solar and Photovoltaic Analysis
Commercial, Residential, Multi Family
Last Software Update: 26 April 2016
Last Entry Update:
24 September 2018

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0
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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
  2. Other
Commercial, Residential
Last Software Update: 08 July 2017
Last Entry Update:
18 July 2018

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0
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Sefaira Systems produces high-quality HVAC sizing and energy results directly from architectural Revit and SketchUp models, enabling users to rapidly compare design options and respond to architectural changes quicker than ever before.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. HVAC System Selection and Sizing
Commercial, Residential, Multi Family
Last Software Update: 28 August 2015
Last Entry Update:
20 September 2018

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0
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BEAVER is a building energy simulation program that provides for user friendly input of data, processing and viewing of the results. It interfaces with the Air conditioning Load Estimation program CAMEL thereby saving time with re-entering the building construction details and internal loads.
  1. Whole Building Energy Simulation
  2. Code Compliance
  3. Weather Data and Climate Analysis
Commercial, Residential, Multi Family
Last Software Update: 12 October 2015
Last Entry Update:
06 October 2018

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0
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Assembly U-factor Calculator is used to calculate wall and roof construction thermal transmittance or thermal Conductance (U - Factor).
  1. Load Calculations
  2. Life Cycle Analysis
  3. Other
Subsystem Level
Last Software Update: 01 January 2015
Last Entry Update:
23 September 2018

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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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Modelkit (formerly called Params) is a free and open-source, cross-platform framework for parametric modeling.
  1. Whole Building Energy Simulation
  2. Parametrics and Optimization
  3. Energy Conservation Measures
Residential, Multi Family, Industrial, Portfolio Scale
Last Software Update: 16 July 2018
Last Entry Update:
11 October 2018

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0
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Quick and Easy to Use! Adtek AccuDuct ACCA Approved Manual-D Duct Design Program.
  1. Other
Subsystem Level, Commercial, Residential, Multi Family
Last Software Update: 11 November 2016
Last Entry Update:
24 September 2018

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0
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EnergyPlus is DOE's whole-building energy simulation engine.
  1. Whole Building Energy Simulation
  2. Load Calculations
  3. HVAC System Selection and Sizing
  4. Lighting Simulation
  5. Air Flow Simulation
Commercial, Residential, Multi Family
Last Software Update: 30 September 2017
Last Entry Update:
24 September 2018

Ratings

4.75
Average: 4.8 (4 votes)

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COMFEN India is a simple single-zone facade analysis tool for commercial building based on EnergyPlus and Radiance simulation engine developed for Indian context.
  1. Parametrics and Optimization
  2. Code Compliance
Subsystem Level, Commercial
Last Software Update: 18 March 2016
Last Entry Update:
19 September 2018

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EDAPT (Energy Design Assistance Program Tracker) is a design-assistance project and program management and reporting portal intended for managers of large portfolios of energy-efficiency projects that use energy modeling.
  1. Whole Building Energy Simulation
  2. Energy Conservation Measures
  3. Other
Commercial, Residential, Multi Family, Portfolio Scale
Last Software Update: 31 March 2015
Last Entry Update:
20 September 2018

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The National Energy Audit Tool (NEAT) 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 single-family, site-built homes and small multifamily 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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