Software by NirSoft Freeware

SkypeLogView reads the log files created by Skype application, and displays the details of incoming/outgoing calls, chat messages, and file transfers made by the specified Skype account.

NK2Edit is full editor for the AutoComplete file of Microsoft Outlook (NK2 file)

It allows you to modify all fields in NK2 file, delete unwanted records, add new records, fix corrupted files, merge 2 or more NK2 files and more...