Release Software

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

You must be logged in to download the software. If you do not have a login and password, click here to register.

  • For a free evaluation install DesignBuilder then select Help->Licence... and click the Evaluate button. Enter your contact details and you will be emailed an evaluation code valid for 30 days.
  • If you have a previous version of DesignBuilder installed you must uninstall it from "Control Panel > Programs and Features" before running this download to install the new version.

DesignBuilder v7.0.0.116

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

Not approved for UK SBEM/DSM work

DesignBuilder Add-In For Revit 2021

Download (312 KB)


DesignBuilder Add-in installer for use with Autodesk Revit 2021.

DesignBuilder Add-In For Revit 2020

Download (312 KB)


DesignBuilder Add-in installer for use with Autodesk Revit 2020

DesignBuilder Results Viewer 3.1

Download (6 MB)


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 v5 ** For South Africa SANS 10400-XA **

Download (382 MB)


This version is approved for use in South Africa for the SANS 10400-XA calculations. Please contact GreenPlan for more information about the software, licensing and evaluation.

DesignBuilder Add-In For Revit 2019

Download (300 KB)


DesignBuilder Add-in installer for use with Autodesk Revit 2019.

DesignBuilder Add-In For Revit 2018

Download (288 KB)


DesignBuilder Add-in installer for use with Autodesk Revit 2018.

archive VRF Curve Generation Utilities

Download (6.06 MB)

A set of utility spreadsheets to aid generation of the EnergyPlus VRF curves.

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Contact Us

  • DesignBuilder Software Ltd
    Stroud House
    Russell Street
    Stroud, Gloucs
    GL5 3AN
  • +44 (0) 1453 755500