Mollie
Mollie add-on include translation files for Dutch language. If your website/user is in Dutch, you will see the admin and the front-end already translated to Dutch.
1. Activate Mollie as payment gateway
Once you have activated Mollie plugin, you need to validate the licence in HBook > Licence.
Set Mollie as active payment gateways in HBook > Payment > Active payment gateways.
2. In HBook, add Mollie credentials
You will need to add the following information, in HBook > Payment > Mollie settings.

Where to find the API Keys?
You will find them in the menu Developers of your Mollie dashboard. See Mollie help article.
Which payment methods available on Mollie are supported by HBook?
Please find below the list of payment methods you can activate and that will work with HBook:
Credit card
Ideal
Bancontact
Giropay
KBC
Sofort
EPS
PaySafeCard
The following methods are not supported:
PayPal: you would need to use PayPal gateway already included in HBook
ING and Belfius Pay button
Bank transfer : you would need to use the “Payment offline” option in HBook
Please note that you can not test Mollie in localhost or with a “Coming soon” or “Maintenance” plugin. See this help article from Mollie.