Software & practice

Software in practice: our own products, custom applications and digital tools for everyday business tasks.

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2 articles

Generated conceptual image: An Excel invoice with a visible red XML data layer representing a ZUGFeRD invoice.

Software & practice12 Aug 2026

Electronic invoices from Excel: ZUGFeRD without a new application

An Excel invoice is not yet an electronic invoice. TabellenFaktura, the Excel add-in from Agentur Zentral GmbH, reads data from an existing template and create…

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Conceptual image: equipment and a fire engine inside a fire station, an AlarmRoutine server connection and a home with illuminated hallway, speaker and supplementary phone notification.

Software & practice10 Aug 2026

AlarmRoutine: when a fire-brigade alert turns on the lights

An alert arrives and the hallway is already lit. AlarmRoutine connects DIVERA 24/7 with lights and sound at home and in the fire station. We explain the idea b…

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Software & practice.

Electronic invoices from Excel: ZUGFeRD without a new application

AlarmRoutine: when a fire-brigade alert turns on the lights

What would you like to change?

Software & practice