Program: Tomb Raider Level Editor winroomedit.exe
Description: Project file
Document: Version: 1.0
aktrekker’s excellent documentation of the TRLE project file format can be downloaded here.
http://www.geocities.ws/cyber_delphi/articles/trproject.doc
Here is a template for the hex editor, HexEdit [link].
http://www.mediafire.com/file/4ev85hdnjkqce5c/_prj.xml
Place the template in C:\Users\<username>\AppData\Roaming\ECSoftware\HexEdit\.