The Four Best Ways to Open TRE Files

The first way you should always try to open file extension TRE is to double-click it, but when that doesn’t work, there are a few other things you can try. There are lots of programs that can open different file extensions, and there are some simple ways you can tell which one to use.

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Pick the Right Program

Start by choosing the right program to open your TRE file. A few of the most common programs used to open TRE files are listed below. One of them should be able to open your TRE file.

  • VisiRex SDK Tree Function File
  • Star Wars Galaxies TRE Archive
  • EA SPORTS File
  • Kith and Kin Export File
  • PC Tools Directory Tree
  • TreeAge Decision Tree File
  • Wing Commander Series Movie/Game File

Note the File Type

Other programs may be able to open your TRE file, depending on the type of file it is. You can find the file type listed in the file’s properties. On a Windows PC, right-click the file, click "Properties", then look under “Type of File.” On a Mac computer, right-click the file, click “More Info,” then look under “Kind”.

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Tip: If it’s the TRE file extension, it probably falls under the Uncommon Files type, so any program used for Uncommon Files should open your TRE file.

Ask the Developer

Contacting the software developer is another easy way to get help opening a TRE file. You can find the developers for the most common programs used to open TRE files in the list below.

Software Developer
VisiRex SDK Tree Function File PC Software Company
Star Wars Galaxies TRE Archive Unknown
EA SPORTS File PC Software Company
Kith and Kin Export File Windows Software
PC Tools Directory Tree Unknown
TreeAge Decision Tree File PC Software Company
Wing Commander Series Movie/Game File Windows Programmer

Use a Universal File Viewer

When all else fails, a universal file viewer is the best way to open a TRE file. Programs like File Magic (Download) can open many different types of files, depending on the format. Although, some files may not be compatible with these programs. If your TRE file isn’t compatible, it will only open in binary format.


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1File types that are unsupported can be opened in binary format.

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