OCA Account Invoicing
Open-source Odoo addons that extend invoicing: billing groups, discounts, recurring invoices, and refunds.
Pluginfree

Account Invoicing is a set of open-source Odoo addons, maintained by the Odoo Community Association, that extend Odoo's invoicing capabilities. Modules cover grouping invoices before payment, recurring invoice templates, discounts, refund handling, and automatic invoicing tied to shipments. It is used by Odoo administrators and accountants who need invoicing features Odoo does not ship by default.
Categories
AccountingOdooERP
Something wrong with this listing — dead link, not a real product, wrong info?

