You could have downloaded Dirlog 3.0 from our software library for free. This free software is a product of 1AT069 - Enio. The program lies within Home & Hobby Tools, more precisely Bookkeeping-Cataloging. The program's installer file is generally known as Dirlog.exe. The most popular versions among Dirlog users are 3.0 and 2.8.
From the developer:
Dirlog is a program exclusively dedicated to Alfa Tango members that are on the 2010 directory or on the updates from H.Q., so it cannot be used by other group member. The personal data set accept only AT Callsign. The program request a pincode, that work with all version
You may want to check out more software, such as Bibaz or Quest Timer Alpha, which might be similar to Dirlog.