This plugin is an National payment solution for India which can work without a payment gateway.
HikaShop Payment plugin
Produces a QR Code the user can scan with his UPI-compatible app to pay the order on his smartphone.
Note there is automatic confirmation of the orders with that payment method.
Easy and quick !
Download the plugin on our website
Install it on your Joomla website (extension manager)
Enable the plugin
In your HikaShop payment methods, create a new instance and select the UPI payment plugin
Enter your merchant name and UPI address
This UPI payment plugin is compatible with all the editions of HikaShop
Compatible with PHP 5 minimum
No limit of time
No limit of use
Read more https://extensions.joomla.org/browse/new/extension/e-commerce/e-commerce-integrations/payment-upi-for-hikashop