QuickBooks.

Accounting software by Intuit

Facts

Exact
Dutch accounting/ERP suite.
NL · commercial
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DATEV
German accounting platform for professionals.
DE · commercial
↗
weclapp
German cloud ERP for SMEs
DE · commercial
↗
Scopevisio
German cloud ERP and accounting platform
DE · commercial
↗
ERPNext (self-host)
Open-source ERP; self-hostable in EU
EU · open-source
↗
Invoice Ninja
Open-source invoicing and payment platform with European hosting option
NL · open-source
↗
Kimai
Open-source time tracking application with invoicing integrations
DE · open-source
↗
Kivitendo
Open-source ERP system for accounting and goods management, popular in Germany
DE · open-source
↗