The collections present cultural heritage of the region, national, European and world cultural heritage collected in the region, scientific publications, educational and teaching materials, and other contributed by participating institutions.
The SDL offers 5 language versions of the user interface: Polish, English, German, French and Czech.
Conditions of commercial use of the SDL materials depend on the decision of copyright owners of digital publications.
The aim of the agreement was to work out the principles of open participation of other institutions in the region.
The agreement is open in its character and all institutions sharing its aims and representing the area of culture, education and science can participate in it.