The JESS Client can be used by jEPlus and EnergyPlus users to submit jEPlus projects and EnergyPlus simulation jobs to a JESS server. Instructions on how to use it with DesignBuilder, N++, EP-Launch, the Legacy OpenStudio Sketchup Plug-in, and GenOpt can be found in JESS section.

Thank you for reading and agreeing to the End Users License Agreement. If you do not agree with any terms or conditions in the Agreement, please click here: I do NOT agree.

Version 3.0.0, released 1 December 2015. New features include:

• Support JESS standard and accelerated E+ simulations, jEPlus projects, Radiance, and Daysim jobs
• Revised Command-line options
• GUI changes

Version 2.2.0, released 14 September 2015. New features include:

• Support JESS run-period split (SPLIT_SINGLE_JOB) option
• Command-line option changes
• Minor GUI changes

Version 2.0.0, first released 18 December 2014. Key features include:

• Required for accessing JESS v1.5
• Network transport over SSL
• Built-in online upgrade function

Download the JESS Client version 3.0.0 package: jess_client_v3.0.0.zip

Or, if you are using Windows and not sure if Java is available on your system:

Download the JESS Client v3.0.0 package with Java for Windows: jess_client_v3.0.0_jre_for_windows.zip

Unpack the contents into a local folder and use run_gui.bat to start the JESS Client's GUI.