Doobs

Doobs sehr gutes Programm aus Miguel Vanhove

Release-Datum 14 years ago 1.7 version.
Doobs is a file viewer for .kdb database.
Primary use of .kdb database is for viewing collectable comics, dvd, ...
Free software to export database from existing collecting software already exists (BDGest, Collectorz, ...)
You could also export simple XLS file to Doobs.