NOTE: The ftp download page is changed to:

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Follow the directions below to download and install HEG Standalone v2.14

The list below offers the HEG Standalone v2.14 for different platforms. Please select the proper file(s) for your platform. Carefully review the files listed below to select the ones you want, then click the link(s) to download. You can also download the file(s) by moving your mouse cursor over the link, right click your mouse button, and select Save Target As. The HEG Users Guide in word or pdf format is also available. We have also provided instructions below on obtaining the software through our public download site.

Upcoming Version: HEG Standalone 2.15

View Installation Instructions and other information about this release

Platform Download Size
Linux64 hegLNX64v2.15_BETA.tar.gz 50 MB

This is a pre-release version of the HegStandalone on the Linux64 platform. The full release is planned for in April 2019. The installation is similar to 2.14 except the need to use Java 64 bit version 1.8 or later. We would like users to try it and send any feedback.

Current Version: HEG Standalone 2.14

View Installation Instructions

Platform Download Size
Windows 44.4 MB
Linux64 hegLNX64v2.14.tar.gz 65.1 MB
Linux32 hegLNX32v2.14.tar.gz 54.4 MB
Mac - Intel hegMACv2.14.tar.gz 49.4 MB

NOTE: The Windows binaries for version 2.14 were prepared in a Windows 7 platform and should work in Windows 8 and 10 also. A HEG user informed us that this version of HEG also works in Windows XP.
Please also note that the Windows version has a problem with VNP14 and VNP09 (unable to locate lat/lon file that are provided in VNP03 products). A patch is provided that fixes this problem. Please install HEG in windows using the above zip file, then in its bin directory replace swtif.exe with the following:
Windows swtif.exe 6.8 MB
Windows subset_stitch_swath.exe 6.0 MB

We also found out that some files are missing after HEG2.14 installation in Windows. Because of the missing scripts the HEG batch run issues error. To fix this problem please download the zip file below, extract 3 files from it, and put them in your installed HEG2.14's bin directory.
Windows 11KB

Previous Version: HEG Standalone 2.13

Previous HEG Version 2.13


HEG_README_v2.14 (18 KB)
README_INSTALL_Win_v2.14 (1 kB)
Sample Log for Windows Installation version 2.10 (2.14 installation may differ slightly) (35 kB)

HEG Users Guides

HEG_UsersGuide_V2.14.doc (1.2 MB)
HEG_UsersGuide_V2.14.pdf (608 kB)

DataPool HEG Users Guide (Revision 01, February 2012) (1.00 MB)

HEG Standalone v2.14 Download Instructions

The tar files follow this format:
hegLNX64v2.14.tar.gz - built on Linux Red Hat Enterprise (Linux 2.6.32-358.2.1.el6.x86_64 #1 SMP)
hegLNX32v2.14.tar.gz - built on Linux Red Hat Enterprise (Linux 2.6.32-358.2.1.el6.x86_64 #1 SMP in 32-bit mode)
hegMACv2.14.tar.gz - built on Macintosh OSX (Darwin Kernel Version 16.7.0) - built on Windows 7 (works on Windows 7, 8, and Windows 10)
All Java code built using Java Version 1.8 - You will need Java 1.8 or higher on your system to run HEG.

NOTE: If at any point during the download process the system hangs, try back later. The system maybe restarting. If this continues contact us and we will get this problem fixed.

In addition to above links for download you may download HEG from our download site. To begin download please go to:

and select the 2.14 version. In this directory you will find the following Release 2.14 related files:

README files.
hegLNX64v2.14.tar.gz - HEG for the Linux 64-bit system.
hegLNX32v2.14.tar.gz - HEG for the Linux 32-bit system. - HEG for Windows.
hegMACv2.14.tar.gz - HEG for MAC OSX system.
EED2-TP-030_HEG_UsersGuide_2.14.doc - HEG Users Guide in MS-Word format.
EED2-TP-030_HEG_UsersGuide_2.14.pdf - HEG Users Guide in PDF format.

The Users Guide is also in html format in the help section of the HEG GUI.





HEG Screenshots
NOTE: The ftp download page is changed to:

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Webmaster: Abe Taaheri
Web Designer: Tony Fu, William Valencia
Last Updated: December 12, 2018 (Abe Taaheri)