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Our Services
OPAL 7.4



Free ...

Approved aid and refugee organisations can apply for a free license for OPAL. Just think of the many addresses refugees might have until they find a new home.


Free for me?

Please contact us, if you would like to use our services or OPAL for a good purpose. We are happy to assess and consider your request.



9. OPAL System Requirements

OPAL 7.4


To install and run the OPAL System the used computer should meet at least the following system requirements (single user installation):


Operation systems:

Microsoft Windows 11, 10, 8.1, 8, 7, Vista, XP *)


Windows 8 / Windows 8.1 - operation, tips and suggested improvements (816 KB PDF )




1.5 GHz

Memory (RAM):

1.5 GB

Hard disk:

200 MB (depending on the amount of data to be stored in the database up to 1 GB)


1024 x 768 (minimum 800 x 600)


For multi-user network installations it is recommended to install computers and networks with a higher performance and capacity depending to the size of the database, the number of users and the number of OPAL client installations.


*) For Windows 11, 10, 8.1, 8, 7, Vista please note the instructions OPAL Installation - Quick and Simple! and the article Windows 8 / Windows 8.1 - operation, tips and suggested improvements.







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Last modified: 20.03.2024

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