This extension gives you the possibility to generate membership payments without extending the membership.
You can do this by Membership --> Find Memberships and then search. After searching you can select the membership for which you want to generate a payment.
You can then select the action Create Membership Payments.
The financial type of the generated contribution is that of the membership type and the total amount of the contribution is the minimum fee of the membership type.
The extension is licensed under AGPL-3.0.