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Current Version: v2025-7-15 (release notes) OpenCart Versions: 1.5.0.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Improve the accuracy and control over your USPS rates! This extension uses the newest US..

USPS Pro

$69.99

4 reviews

Current Version: v2025-10-21 (release notes) OpenCart Versions: 1.5.0.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Retrieve more accurate UPS rates in OpenCart! This extension uses the newest UPS RESTf..

UPS Pro

$99.99

1 reviews

Current Version: v2025-2-20 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create shipping charges based on any criteria you want! Ultimate Shipping uses an intuit..

Ultimate Shipping

Ultimate Shipping

$119.99

7 reviews

Current Version: v2025-4-15 (release notes) OpenCart Versions: 1.5.1.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Let your customers filter products by almost any criteria! This extension includes the a..

Ultimate Filters Module

Ultimate Filters Module

$99.99

4 reviews

Current Version: v2025-2-20 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Restrict modules, order totals, shipping methods, payment methods, or the checkout proce..

Ultimate Restrictions

Ultimate Restrictions

$119.99

5 reviews

Current Version: v2025-2-20 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create fees and discounts based on any criteria you want! This extension uses an intuiti..

Ultimate Fee/Discount

Ultimate Fee/Discount

$119.99

6 reviews

Current Version: v2025-2-20 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums This extension lets you create banners that display based on a variety of different rule..

Ultimate Banners

Ultimate Banners

$119.99

2 reviews

Current Version: v2025-2-20 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create coupon codes based on any criteria that you want more! This extension uses an int..

Ultimate Coupons

Ultimate Coupons

$119.99

2 reviews

Current Version: v2025-2-17 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create shipping charges based on the cart total! This extension uses an intuitive "rules..

Total-Based Shipping

Total-Based Shipping

$22.99

36 reviews

Current Version: v2025-2-17 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create fees and discounts based on the cart total! This extension uses an intuitive "rul..

Total-Based Fee/Discount

Total-Based Fee/Discount

$22.99

10 reviews

Current Version: v2025-2-17 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create fees and discounts based on the cart weight, cart volume, and item dimensions! Th..

Weight & Volume-Based Shipping

Weight & Volume-Based Shipping

$22.99

20 reviews

Current Version: v2025-3-18 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Integrate your OpenCart store with TaxCloud, the easy-to-use sales tax management servi..

TaxCloud Integration

TaxCloud Integration

$69.99

13 reviews

Current Version: v2025-10-28 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Integrate your OpenCart store with TaxJar.com, an easy-to-use sales tax management ser..

TaxJar Integration

TaxJar Integration

$69.99

3 reviews

Current Version: v2025-9-10 (release notes) OpenCart Versions: 1.5.0.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums This Order Total extension allows you to add tariff fees based on the products in the..

Tariff Fees

$33.99

0 reviews

Current Version: v2025-2-19 (release notes) OpenCart Versions: 1.5.2.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Create coupon codes based on category, manufacturer, product, and more! This extension u..

Super Coupons

$44.99

6 reviews

Current Version: v2025-3-18 (release notes) OpenCart Versions: 2.0.1.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums Integrate your OpenCart store with Stripe Tax, the sales tax management service off..

Stripe Tax

$69.99

0 reviews

Current Version: v2025-10-09 (release notes) OpenCart Versions: 1.5.0.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums This extension allows you to accept payments in OpenCart via Stripe.com, the secure a..

Stripe Payment Gateway Pro

Stripe Payment Gateway Pro

$119.99

5 reviews

Current Version: v2025-10-09 (release notes) OpenCart Versions: 1.5.0.x - 4.1.0.x Full Resolution Images: Available at the OpenCart forums This extension allows you to accept payments in OpenCart via Stripe.com, the secure a..

Stripe Payment Gateway

Stripe Payment Gateway

$59.99

47 reviews