silvershop/discounts
Adds Discount and Coupon support for SilverShop. 2506
swipestripe/swipestripe-coupon
Coupon support in SwipeStripe 542
sunnysideup/ecommerce_discount_coupon
adds a discount coupon functionality to your Silverstripe e-... 261
sunnysideup/ecommerce_discount_coupon_countries
Allows you to add silverstripe e-commerce discount vouchers ... 52
bramdeleeuw/silverstripe-event-tickets-discounts
Discount module for SilverStripe Event Tickets 25