OS/2 Planner Data
IBM
Misc Files
mime-type/not-avalible
10/18/2021
If you need to edit the $D$ file, one of the safest methods is to download and install the software dedicated to working with $D$ files. There are many tools known as $D$ Online Editors, but it is not certain that they operate in a way that keeps the data contained in the file safe.
Remember, that not all of the mentioned programs will allow you to edit the $D$ file. If you want, you can learn more about the $D$ file extension.
This is definitely the surest way. Try to open the $D$ file with one of the programs and it will see if you can edit the $D$ file. It's safest to download the software from the developer's website. You will find links to the software developers' websites on the subpage of each program. List of sample programs supporting the $D$ file below.
The full list of $D$ supporters
Most of the file formats are simply text format saved under a different extension - so you can open them e.g. with Windows Notepad However, it's dangerous, you can permanently damage your $D$ file. When you save the changes, you may no longer open the $D$ file. For this reason, try to use software created to edit $D$ files.
It is actually certain that one of the applications working with files in the $D$ format will be able to edit the file. Still not resolved your file editing issue? Try other solutions. Below we found websites that help in editing $D$ files.
Free Online File Edit Service
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