Found one file extension association related to NK2Edit and 1 file format developed specifically for use with NK2Edit.
Platform, operating system: Microsoft Windows
Go to: NK2Edit description
Developer / company: Nirsoft
NK2Edit is used to edit .nk2 Microsoft Outlook "AutoComplete" files. Every time that you type an email address or name in the message window of MS-Outlook, it automatically offer you a list of users and email address that you can choose. This feature is known as 'AutoComplete' and Outlook automatically build this emails list according to user activity and save it into a file with .NK2 extension.
Note: You can click on any file extension link from the list below, to view its detailed information. The list of extensions used or otherwise associated with the application may not be complete, because many common file extensions on our website, such as jpg (pictures) or txt (text files), can be opened by a large number of applications, or are too general file format. However most, if not all directly associated file extensions should be listed with its appropriate program. Although its likely, that some file extensions may be missing from the list of associated file extensions with the application, yet they can be opened, be part of, or otherwise be associated with the program.
NK2Edit default file extension associations
Comparison table of actions that NK2Edit can perform with its associated file type beta
This table might not contain all possible associated or supported file types or may contain incorrect data.
If you need more information please contact the developers of NK2Edit (Nirsoft), or check out their product website.
File type \ Action