| Subject | English | German |
| law, IT | data file of library | Bibliothek/daten/sammlung |
| comp., MS | dynamic-link library file | DLL-Datei (A file that contains executable routines that an application can load on demand) |
| IT | file library | Dateibibliothek |
| comp., MS | library file | Bibliotheksdatei (In programming, a collection of routines stored in a file. Each set of instructions in a library has a name, and each performs a different task) |