XED
In perforce:
xed.dll under Engine/Binaries/Win64
x64_xed.lib under Engine/Source/Developer/Windows/LiveCoding/Private/LivePlusPlus
The library is used by Live++ to be able to do code modifications of running editor/game without restarting.
https://github.com/intelxed/xed?tab=Apache-2.0-1-ov-file#readme
Licensee
P4
Git
/Engine/Source/ThirdParty/Licenses