Previous Versions

Earlier versions of DesignBuilder that you may need to download for special reasons. Free evaluations are not available for previous versions of DesignBuilder.

For UK EPC and Building Regulations compliance version downloads please visit our Certification UK and Ireland Approved Versions page

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DesignBuilder v7.3.0.043

Published on 23 October 2024

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Current v7 release, suitable for: EnergyPlus Simulations, Daylighting, CFD and Part-O Overheating simulations.

Important: NOT Approved for UK SBEM/DSM work!
Use DB v6.1.8.021 or DB v7.2.0.032 instead available at:
https://designbuilder.co.uk/download/uk-energy-assessors

DesignBuilder Results Viewer 4.1

Published on 09 January 2024

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The DesignBuilder results viewer is being made available free of charge to DesignBuilder and EnergyPlus users as a quick and effective way to view EnergyPlus eso and htm results data.

DesignBuilder Results Viewer 4.0

Published on 20 April 2023

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The DesignBuilder results viewer is being made available free of charge to DesignBuilder and EnergyPlus users as a quick and effective way to view EnergyPlus eso and htm results data.

DesignBuilder v7.1.4.005

Published on 08 February 2023

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Previous approved release for SBEM/DSM v6.1e.

archive SBEM/DSM 6.1.e Patch01

Published on 08 February 2023

Download (10.95 MB)

EXE6.1.e.0_64 (1).zip

This patch is required for DesignBuilder v7.1.4.007 for English BRUKL calculations in which the building has a District Heating System.

For more details on installing and using the patch see our SBEM 6.1.e Patch01 KB article.

DesignBuilder v7.1.3.015

Published on 07 December 2022

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Previous approved release for SBEM/DSM v6.1d.

See also:
Briefing Note for Energy Assessors using DesignBuilder v7.1.3 for SBEM/DSM v6.1d Assessments

DesignBuilder v7.0.2.006

Published on 02 December 2022

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Previous v7.0 release, suitable for: EnergyPlus Simulations, Daylighting and CFD.

Important: NOT Approved for UK SBEM/DSM work!
Use DB v6.1.8.021 or DB v7.2.0.032 instead available at:
https://designbuilder.co.uk/download/uk-energy-assessors

Part O Overheating simulation rules are available in v7.2.0.032 and later

DesignBuilder v7.0.2.004

Published on 10 August 2022

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Previous release, suitable for: EnergyPlus Simulations, Daylighting and CFD.

Important: NOT Approved for UK SBEM/DSM work!
Use DB v6.1.8.021 or DB v7.1.2.006 instead available at:
https://designbuilder.co.uk/download/uk-energy-assessors

DesignBuilder v6.1.8.021

Published on 11 January 2021

Download (485 MB)

DesignBuilder-6.1.8.021.msi

Last Version 6 software release.
Suitable for: SBEM/DSM (5.6b), EnergyPlus Simulations, Daylighting and CFD.

DesignBuilder Results Viewer 3.1

Published on 15 July 2019

Download (6 MB)

ResultsViewer-3.1.msi

The DesignBuilder results viewer is being made available free of charge to DesignBuilder and EnergyPlus users as a quick and effective way to view EnergyPlus eso and htm results data.

DesignBuilder v6.1.0.006

Published on 02 April 2019

Download (490 MB)

DesignBuilder-6.1.0.006.msi

Previous release for: SBEM, DSM. EnergyPlus Simulations, Daylighting and CFD.

DesignBuilder V5.5.2.007

Published on 21 January 2019

Download (382 MB)

DesignBuilder-5.5.2.007.msi

Version 5 software release.
Previous release, suitable for: EnergyPlus Simulations, Daylighting and CFD.
NOT Approved for UK SBEM/DSM work.

DesignBuilder Results Viewer 2.0.006

Published on 02 May 2018

Download (5 MB)

ResultsViewerInstall-2.0.006.msi

The DesignBuilder results viewer is being made available free of charge to DesignBuilder and EnergyPlus users as a quick and effective way to view EnergyPlus eso and htm results data.