Our team created 150+ addons, original and useful Multi-Vendor and Store Builder addons. Since

Contact information

Our team created 150+ addons, original and useful Multi-Vendor and Store Builder addons. Since 2010, when SoftSolid became Multi-Vendor and CS-Cart official developer, we deliver you professional solutions for e-commerce projects. The highest quality of our projects is confirmed by dozens of satisfied customers. We always try to make our addons intuitive and user-friendly and skilled programmers in our team can create almost every addon that you may need. Contact us and we will definitely find the optimal solution for your Multi-Vendor or Store Builder program.

Our offer

  • Development addons
  • Creating addons according to customer specification
  • Integrations via API with other services
  • Migration to Multi-Vendor/Store Builder from other platform

Our advantages

  • Customers are satisfied with our services
  • Our add-ons work with clients from all over the world
  • 100+ reviews with a rating of 5 on the marketplace
  • 150+ addons with high ratings from customers

Don't hesitate to write to us if you have any questions

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Shipping cost on product cart
No reviews
$125.00

Addon to CS-Cart and Multi-Vendor allows you to show shipping price on product card. Customer can instantly see how much will cost product shipping. 

Make purchases for 200$ from our entire offer and get 20% discount

Disable periodic billings from vendor plans
5.0 (1)
Free

Addon to Multi-Vendor allows blocking periodic billings from vendor plans.


Make purchases for 200$ from our entire offer and get 20% discount

Hidden inactive variant filters
No reviews
$175.00
Addon to CS-Cart and Multi-Vendor allows you to optimize filters. When customer chooses filter, inactive options of other filters are hidden.
Make purchases for 200$ from our entire offer and get 20% discount
Contact us for price and availability of the add-on
Update exchange rates
5.0 (1)
$99.00
Extension to CS-Cart and Multi-Vendor allows auto-update of currency exchange rates in store, using data from NBP or Alphavantage. Make purchases for 200$ from our entire offer and get 20% discount
Tracking link order
No reviews
$150.00

Addon to CS-Cart and Multi-Vendor expands shipments by possibility of adding waybill numbers with links for each carrier.

Make purchases for 200$ from our entire offer and get 20% discount

Change order of banners in banner block
5.0 (1)
$75.00

Extension to CS-Cart and Multi-Vendor allows auto-changing order of banners in store, without having to manually set them up.


If you're looking to buy this add-on in subscription form, is it available here: Subscription add-on


Make purchases for 200$ from our entire offer and get 20% discount

Redirecting after fullfilling form
No reviews
$49.00

Addon to CS-Cart and Multi-Vendor allows redirecting customers to any place in store after fullfilling a form.

Make purchases for 200$ from our entire offer and get 20% discount

Default settings of sending notifications
No reviews
$90.00

Addon to CS-Cart and Multi-Vendor allows configuring default settings of sending notifications.


Make purchases for 200$ from our entire offer and get 20% discount

Clone products between vendors
No reviews
Free

Addon to Multi-Vendor, Multi-Vendor PLUS, Multi-Vendor Ultimate allows cloning products between vendors through CRON or through browser action.

Make purchases for 200$ from our entire offer and get 20% discount

Independent sorting in the panel
No reviews
$125.00

Addon to CS-Cart and Multi-Vendor enables independent sorting of products and orders in the administration panel.

Make purchases for 200$ from our entire offer and get 20% discount

Unique product codes
No reviews
$75.00
Addon to CS-Cart and Multi-Vendor protects you to set the same product code to different products. Every product in shop has its code, that is used during shopping or checking availability. If code typed during creating or editing product exists in shop, it won't be changed and warning will be displayed.
Make purchases for 200$ from our entire offer and get 20% discount
Mass generation of gift certificates
No reviews
$99.00
Addon to CS-Cart and Multi-Vendor allows mass generating of gift certificates.Make purchases for 200$ from our entire offer and get 20% discount
Independent permissions to methods RESTAPI
No reviews
$175.00

Addon to CS-Cart and Multi-Vendor allows creating access rules to store RESTAPI.

Make purchases for 200$ from our entire offer and get 20% discount

Setting promotions in hour ranges
No reviews
$125.00

Addon to CS-Cart and Multi-Vendor allows creating promotions which are active only in particular period of day.

Make purchases for 200$ from our entire offer and get 20% discount

Promotions - discount with condition on days of week
No reviews
$149.00

Addon to CS-Cart and Multi-Vendor allows creating promotions active only in certain days of week.

Make purchases for 200$ from our entire offer and get 20% discount

Promotions - apply percentage or flat discount depending on discount size
No reviews
$125.00

Addon to CS-Cart and Multi-Vendor allows automatically giving the highest bonus from all defined in promotion.

Make purchases for 200$ from our entire offer and get 20% discount

Wholesale change order statuses
No reviews
Free

Addon to CS-Cart and Multi-Vendor allows you to wholesale change order statuses from orders list.

Make purchases for 200$ from our entire offer and get 20% discount

Integration with Omise
No reviews
$225.00

Add-on to CS-Cart and Multi-Vendor allows integrating store with credit card payment service Omise.

Make purchases for 200$ from our entire offer and get 20% discount

Promotions - free product with defined step
No reviews
$175.00
Extension to CS-Cart and Multi-Vendor allows you to create promotion that adds products to cart, according to the customer's order.
Make purchases for 200$ from our entire offer and get 20% discount
InvoiceOcean - subscription
No reviews
$15.00
$25.00
Save 40%

Extension to CS-Cart and Multi-Vendor allows you to make invoices directly from orders using InvoiceOcean service.

If you're looking to buy this add-on as one time purchase or take a look into add-on reviews, they are available here: One-time purchase add-on

See the full list of our subscription-based add-ons: Full list of subscription add-ons

Make purchases for 200$ from our entire offer and get 20% discount

Let customers sign for notifications about re-ordering order
No reviews
$175.00

Addon to CS-Cart and Multi-Vendor allows customers signing for special re-order notifications, which allow quickly place order again.

Make purchases for 200$ from our entire offer and get 20% discount

Different weight of products for shippings
No reviews
$199.00

Addon to CS-Cart and Multi-Vendor allows setting up different weight of product for each shipping. This allows you to differ shipping costs based on weight much more easier.

Make purchases for 200$ from our entire offer and get 20% discount

Promotions - number of diffrent products in basket
No reviews
$125.00

Addon to CS-Cart and Multi-Vendor allows you to create promotion that will depend on number of diffrent products in basket.


Make purchases for 200$ from our entire offer and get 20% discount

Additonal info about files to download
No reviews
$75.00

Addon to CS-Cart and Multi-Vendor allows showing info about files to sell on product list.


Make purchases for 200$ from our entire offer and get 20% discount