Installation Guide for Coinremitter Opencart extension


Opencart 3.0+

Cryptocurrency Checkout

OpenCart is a widely known open-source online store management system that is simple to use and can handle various online stores from a single admin console.

OpenCart is a module-based framework that lets you expand the features according to your needs easily.

Integrating your OpenCart site with our Coinremitter plugin helps you accept cryptocurrency payments. You can accept payments in Bitcoin, Litecoin, Dogecoin and many other popular coins.

Check out the detailed installation guide below, which contains everything that you need to know.

01. Integration Requirements

  • In the Coinremitter integration process, users must have the OpenCart version 3.0+.
  • If you do not have a Coinremitter account then make sure to make one, sign up here.

02. Plugin Installation

  • First of all, download the Coinremitter OpenCart plugin in ocmod from the OpenCart marketplace (the name of the downloaded file will be
  • Then, head to the OpenCart admin left panel   Extensions  installer    click upload  select and upload from your path.
  • extension_installer
  • Now go to the OpenCart admin left panel Extensions. Choose 'Payments' from "choose the extension type" dropdown menu.
  • You’ll get to see the extension of all payment methods there. Find 'Coinremitter' and click '+' at the end of the same line to install.
  • Extensions
  • Now, go to left panel OpenCart admin   Extensions  Modification    click the Refresh button (that you’ll find on top right corner). 
  • You will see the “Coinremitter” menu is added at the bottom of your opencart admin left panel.
  • Modifications
  • Perfect! The plugin is installed in your OpenCart store, follow the instructions below to set up Coinermitter.

03. Configuration of Plugin

  • Go to admin panel left panel   Extensions  Extensions    select 'payment' from "choose the extension type" selection.
  • Search for 'Coinremitter' payment extension and then click on the edit button (pencil icon button) at the end of the same line to edit it.
  • You'll find the Configuration options on that page.
  • You will see the multiple options to fill, in the 'Edit Coinremitter' box.
  • Extension status: Make sure that it is Enabled.
  • Title: That will appear on the user’s checkout page.
  • Description option: You can add a few notes to tell your customer some imp[ortant details before the customer takes any step while checkout.
  • Exchange Rate: 1 is the default. It is a price multiplier.
  • Let's say if you set it to 1.10, then cryptocurrency prices would increase by 10%. And for a 5% discount, you can adjust it to 0.95 in this box.
  • Set Invoice Expiry: This is in a matter of minutes. So if you set the value 30 then the generated invoice will expire after 30 minutes.
  • Order Status: If customers make a successful payment using cryptocurrency, the order status will convert.

04. Create a Wallet

Click on the Coinremitter menu on the left panel of the admin panel.

  • Click on the “Add Wallet” button that you’ll find on the top right corner of the page.
  • A new page will appear, where you'll see numerous options such as Coin, API key, Password.
  • wallet_add
  • In the first option of a coin, choose your coin from which you want to add your crypto wallet.
  • Now go to the website of Coinremitter and sign in to your account and get your API key from there. If you have any trouble getting your password and API key then click here to get the explanation.
  • Move back to the Coinremitter page of Opencart and pick one of your Coins. Paste API key into the box and fill in the box with your Password.
  • Click on the Save button, on the top right corner of the page.

05. How to Make Payment

If you have completed the above steps, you can now test your first order, using test coins.

  • Add some products to your cart, and then proceed to the checkout page. Choose the payment method "Payment with Cryptocurrency".
  • If you’ve changed the title text on the configuration page of the Coinremitter then it will be shown as an option here.
  • Click on Continue.
  • checkout_option
  • You can now select the coin that you want to pay by it. Verify that you have added a wallet to your admin panel for opencart. If you haven't added a wallet then follow the above guide.
  • checkout_confirm
  • Next, the system will automatically generate an Invoice that will display on your screen.
  • invoice-1
  • Copy Payment address from the generated invoice and pay the same amount from another wallet. Once you transfer to this address, you will need ample confirmation to tag the order as paid.
  • If payment is validated on the blockchain, it will automatically redirect to the success page.
  • And, you’ll see the screen like this,
  • success
  • Congratulations! You have now paid for your product successfully.

06. To Check Order Details

  • Go to the menu of your Admin Panel, and select Sales, the dropdown will open, then click on orders.
  • Once you reached the Orders page, you’ll see your list of multiple orders. Choose from one of these orders. Please ensure that the order is paid using the payment option Coinremitter.
  • Click on the view from one order and you'll be redirected to the display page of the order.
  • Scroll down to the Order History. In the History tab, you can see the payment details in the comment column.
  • payment_detail
  • There you go,
  • You are all set to receive cryptocurrency payment on your opencart website.
  • Do not forget to delete the Test Coin wallet from your admin panel and install another coin wallet other than the test coin.