Integrate OpenCart and Paymill
Trexle connects OpenCart to Paymill and 100+ other payment gateways using a single plugin for one time annual fee
Paymill and OpenCart Integration Guide
For PAYMILL integration you will need Public and Secret API keys.
To retrieve these credentials log in to your PAYMILL merchant account
You will find your Public and Secret keys under Development > API keys tab
Take the credentials you just obtained from Paymill and navigate to Trexle dashboard, click Payments Gateways and select Paymill from the drop down menu as shown below.
Fill into your Paymill credential and click Add Gateway. Click the Activate button next to Paymill, and it will give you a success message and the button will turn into green. You should see something like below.
Trexle extension can be installed to your OpenCart store in two ways:
Download Trexle – OpenCart extension from Trexle GitHub repository
Go to your OpenCart admin panel, navigate to Extensions -> Extension Installer.
Then click the blue Upload button and provide the route to the Trexle extension you’ve just downloaded.
Click the blue Continue button. If successful, you should get a green “Success: You have installed your extension!” message.
Go to your OpenCart Admin panel and then open the Extensions menu. You will see OpenCart Marketplace
Enter ‘Trexle’ in the search field and click on the Trexle extension displayed in the search results.
Click on the ‘Download’ tab and then on the ‘Install’ button.
Wait for the progress bar to notify you of the successful installation of the Trexle extension.
Finally, create a test product, logout from your admin session and test the customer checkout.
Without 3-D Secure
- Visa 4111111111111111
- Mastercard 5500000000000004
- AmEx 340000000000009
- JCB 3530111333300000
- Maestro UK 6759000000000000
- Carte Bleue 4973010000000004
- Diners Club 30000000000004
- Discover 6011111111111117
With 3-D Secure
- Visa 4012888888881881
- Mastercard 5169147129584558
Paymill Supported Countries
Paymill Supported Payment Processing Actions
✔ Card Store
Trexle is a powerful online recurring subscription billing platform that integrate Paymill and other +100 payment gateways with OpenCart and other dozen of e-commerce platforms.
PAYMILL is one of the top payment processing companies in Europe. Heavily focused on security measures, it enables merchants to accept mobile payments, recurring payments and online payments globally, facilitating their international scaling from the get-go.
OpenCart is one of the most popular and reliable open source e-commerce platforms for online shops. It is known for an extensive number of features and user-friendly interface and is very convenient solution for shop owners who are lunching their online business for the first time.