With a huge range of features included out-of-the-box and over 13 000+ additional extensions available to download
Service Charges Custom Discount Custom Fee on Su..
FREE
Option Price Charge Type
Charge Anywhere
Alternative Payments for OpenCart
PayCharge Free ( Payment fee / discount )
Product Filter Plus
EBizCharge Payment Module
FreeCharge
Total COD Surcharge extension
Nuvei (formerly SafeCharge)