Having problems opening a D20 file?

We have programs that open, view or play your D20 files.

Opening D20 files

Did your computer fail to open a D20 file? We explain what D20 files are and recommend software that we know can open or convert your D20 files.

What is a D20 file?

Every day thousands of users submit information to us about which programs they use to open specific types of files.

While we do not yet have a description of the D20 file format and what it is normally used for, we do know which programs are known to open these files. See the list of programs recommended by our users below.

We are constantly working on adding more file type descriptions to the site - the current count exceeds thousand by far, and more information about D20 files will hopefully be added soon.

Software that will open, convert or fix D20 files

Try a universal file viewer

Try a universal file viewer like Free File Viewer. It can open over 200 different types of files - and most likely yours too. Download Free File Viewer here.

About File Extension D20

File.org aims to be the go-to resource for file type- and related software information. We spend countless hours researching various file formats and software that can open, convert, create or otherwise work with those files.

If you have additional information about the D20 file format or software that uses files with the D20 suffix, please do get in touch - we would love hearing from you.

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What is a file extension?
A file extension is the characters after the last dot in a file name. For example, in the file name "winmail.dat", the file extension is "dat". It helps Windows select the right program to open the file.
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We help you open your file
We have a huge database of file extensions (file types) with detailed descriptions. We hand pick programs that we know can open or otherwise handle each specific type of file.
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Original downloads only
All software that we list on the file.org website is hosted and delivered directly by the manufacturers. We do not host the downloads, but point you to the newest, original downloads.