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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Prevent customers from completing orders depending on profile fields
No reviews
$199.00
Extension to CS-Cart and Multi-Vendor allows blocking order placement depending on profile fields customer fills.
Display full info about variations features in order management
No reviews
Free

Extension to CS-Cart and Multi-Vendor allows displaying values of variation features next to the products in orders.

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

Copy translations between languages
No reviews
$75.00

Extension to CS-Cart and Multi-Vendor allows copying translations from one language to all others in store.


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

Alternative order numeration
No reviews
$75.00
$99.00
Save 24%

Extension to Multi-Vendor allows displaying an additional order ID, which lets you identify orders that are result of one customer transaction.


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

Display usergroup ID on the list
No reviews
Free

Extension to CS-Cart and Multi-Vendor allows displaying usergroup ID on group list.

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

Automatically assign categories to products under conditions
No reviews
$19.80

Extension to CS-Cart and Multi-Vendor allows automatically assigning products to categories.


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

Groups of promotions
No reviews
$19.80
Extension to CS-Cart and Multi-Vendor allows grouping promotions to let customers more comfortably browse the list of available promotions.Make purchases for 200$ from our entire offer and get 20% discount
Generate offers for customers
No reviews
$299.00

Extension to CS-Cart and Multi-Vendor allows generating offers for customers.

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

Block sum of orders visibility for administrators
No reviews
Free

Addon to CS-Cart and Multi-Vendor allows blocking certain groups of administrators ability to see sum of orders.

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


Make purchases for 300$ from our entire offer and get 30% discount

Restrict payment methods for administrator use only
No reviews
7-days free trial

Extension to CS-Cart and Multi-Vendor allows restricting visibility of payment methods, to be used only by administrators.

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

Promotions depending on the suggested price of the product
No reviews
$25.00

Extension to CS-Cart and Multi-Vendor allows creating promotions dependent on product list price.

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

Mark products in orders as reserved
No reviews
$149.00

Extension to CS-Cart and Multi-Vendor allows marking products in orders as reserved.


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

Sort vendors by amount of sold products
No reviews
$75.00
$149.00
Save 50%

Extension to Multi-Vendor allows sorting list of vendors in store by amount of products.

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

Let customers export information about vendors products
No reviews
$125.00
$149.00
Save 16%

Extension to Multi-Vendor allows exporting information about vendors products to CSV file.

A new promotion has arrived!

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

Integration with Criteo - subscription
No reviews
$7.50

Addon to CS-Cart and Multi-Vendor enables integration with Criteo system (precise targeted advertisements). Extension adds to the shop some scripts, that enable more effective advertising in internet.

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

Split promotion costs between owner and vendor
5.0 (1)
$349.00
Extension to Multi-Vendor allows changing logic of splitting promotion costs between vendors and administrators of Marketplace

A new promotion has arrived!
Make purchases for 200$ from our entire offer and get 20% discount
Calculate shipping costs depending on amount of packages products take
No reviews
$99.00
$125.00
Save 21%

Extension to CS-Cart and Multi-Vendor allows calculating shipping costs depending on amount of packages, where given amount of products will fit.

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

Promotions - discount on the cheapest/most expensive product in the basket - subscription
No reviews
$7.50

Addon to CS-Cart and Multi-Vendor allows you to discount cheapest or the most expensive product in basket.


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

Assign merchants to customers - subscription
No reviews
$7.50

Extension to CS-Cart and Multi-Vendor allows assigning merchant e-mails to customers. Merchant receives all notifications about orders placed by customer.

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

Restrict payment methods to be available only for vendors balance changes
No reviews
Free

Extension to Multi-Vendor allows selection of payment methods available for vendors when refilling their balance.

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

Discount on products depending on their stock
No reviews
$149.00

Extension to CS-Cart and Multi-Vendor allows discounting products depending on their stock in store.

A new promotion has arrived!

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

Let customers fill their cart using CSV/XML files
No reviews
$150.00

Extension to CS-Cart and Multi-Vendor allows quick filling cart using files in CSV and XML formats.

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

Force a payment method usage for orders created through admin panel - subscription
No reviews
$5.00

Addon to CS-Cart and Multi-Vendor allows restricting available payment method when finalizing manually created order.

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