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How to open .GUI file extension?

File Type : GUI Design Studio Project File (Caretta Software Ltd.)
Compatible with (WinXP,Vista,Win7,Win8 and Win10)

Looking for a program to open .GUI files?

"Windows unable to open a file!" is probably the most common error faced by millions every day. This is either because the program required to open a file is not available on your system or there may be other issues.

We recommend that you run a free scan to check for missing drivers.



What is .GUI file extension?

.GUI file extension is a known file type. This section of tells you everything you need to know about this extension.
Project file created by Dr.Explain, a help authoring tool; contains help topics and articles written by the help documentation developer; used for publishing help manuals in Windows Help (.CHM), .PDF, and online HTML formats. Dr.Explain projects can also maintain annotated screenshots, technical illustrations, and other useful help resources.
You can see a list of software programs here on that can open this file type so that you don’t need to search for it on the web. You can then open your file with this extension using a software listed below.

Software that can be used to open .GUI files:

Microsoft Windows:
  • Indigo Byte Systems Dr.Explain