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For 15 years we have been creating marketplace and online sales systems that are fast, stable and reliable. We focus on the highest quality.

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24
Integration with InPost Pay
668
ss_inpost_pay
2025-07-08
1.1.1.1
The Multi-Vendor  addon allows you to group vendors and reduce shipping costs for the customer if the vendors are from the same group.
Payment methodOne-time payment
1750.00 PLN

(Price without tax)
(2152.50 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Allow vendors to create their own category tree
2
452
ss_vendor_categories
2025-12-04
1.1.3.5
Extension to Multi-Vendor allows vendors creating their own category trees and assigning products to them. Created category structure is visible for vendors in separate block, independent from main category tree in marketplace.
1745.00 PLN

(Price without tax)
(2146.35 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with SalesManago
1
299
ss_salesmanago
2022-06-23
1.2.6.1
Extension to CS-Cart and Multi-Vendor enables integration with mailing system  SalesManago , a perfect tool for internet marketing and creating information campaigns.
1500.00 PLN

(Price without tax)
(1845.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
AI Agent/Assistant Chat Bot RAG
671
ss_ai_agent
2026-01-21
1.1.1.3
Addon is specifically designed for CS-Cart and Multi-Vendor environments, allowing owners to deploy intelligent agents without technical overhead. By automating the flow of information to your AI models, it ensures your customers always receive the most accurate and helpful assistance. Whether you are managing a niche boutique or a massive marketplace, this tool brings the power of RAG (Retrieval-Augmented Generation) and N8N directly to your dashboard.
Payment methodOne-time payment
1500.00 PLN

(Price without tax)
(1845.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 25%
Filter vendors list by specific criteria
5
384
ss_vendor_filtering
2025-07-27
1.1.4.0
Extension to Multi-Vendor allows creating filters for vendors. This way, we can create any filters which make searching for certain vendor easier.
1995.00 PLN 1495.00 PLN

(Price without tax)
You save: 500.00 PLN (1838.85 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Split promotion costs
1
566
ss_mp_prom_div
2024-03-20
1.1.1.4
Extension to Multi-Vendor allows changing logic of splitting promotion costs between vendors and administrators of Marketplace.

Payment method:

One-time payment Pay monthly (subscription) Pay annually (subscription)
Payment methodOne-time payment
1495.00 PLN

(Price without tax)
(1838.85 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 8%
Integration with Baselinker (base.com)
20
407
ss_baselinker
2025-12-28
1.1.5.3
Extension to CS-Cart and Multi-Vendor allows integration with Baselinker system. Add-on fully integrates CS-Cart/Multi-Vendor ensuring data exchange about orders and products. Add-on is also compatible with InPost / ShipX integration and Elektroniczny Nadawca Poczta Polska .

Payment method:

One-time payment Pay monthly (subscription) Pay annually (subscription)
Payment methodOne-time payment
1495.00 PLN 1375.00 PLN

(Price without tax)
You save: 120.00 PLN (1691.25 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Additional functionalities related to the possibility of becoming a wholesaler in Baselinker
Add the option to implement Baselinker marketplace in your Multi-Vendor
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with Apilo
614
ss_apilo
2024-10-03
1.1.1.1
1375.00 PLN

(Price without tax)
(1691.25 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 23%
Sales in measures of fractional
6
321
ss_amountfloat
2025-08-01
1.1.3.7
Extension to CS-Cart and Multi-Vendor allows you to sell products by meters, weight, in packages containing defined amount of product, which is a float value.
1745.00 PLN 1345.00 PLN

(Price without tax)
You save: 400.00 PLN (1654.35 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 18%
Promotions - discount on products of vendors
12
356
ss_prom_vendor
2025-11-30
1.1.5.1
Extenstion to Multi-Vendor allows creating promotions with vendor conditions. Add-on also allows vendors to create their own promotions.

Payment method:

One-time payment Pay monthly (subscription) Pay annually (subscription)
Payment methodOne-time payment
1375.00 PLN 1125.00 PLN

(Price without tax)
You save: 250.00 PLN (1383.75 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with Furgonetka.pl
370
ss_furgonetka
2022-11-22
1.1.2.2
Extension to CS-Cart and Multi-Vendor allows connecting store with courier shippings broker - Furgonetka. Available services are DPD, DHL, Poczta Polska and many others.
1125.00 PLN

(Price without tax)
(1383.75 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with Omise
408
ss_omise
2023-03-29
1.1.1.4
Extension to CS-Cart and Multi-Vendor allows integrating store with credit card payment service Omise.
1125.00 PLN

(Price without tax)
(1383.75 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
General Product Safety Regulation EU
635
ss_gpsr
2025-09-22
1.1.1.5
This extension to CS-Cart and Multi-Vendor allows you to add GPSR-related elements next to your product.

Payment method:

One-time payment Pay monthly (subscription) Pay annually (subscription)
How to purchaseOne-time payment Payment methodOne-time payment
1125.00 PLN

(Price without tax)
(1383.75 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 10%
Display history of product price changes (Omnibus directive)
680
ss_omnibus_new
2026-03-18
1.1.1.1
Extension to CS-Cart and Multi-Vendor allows displaying history of price changes, as stated in Omnibus directive. All changes of product base price are registered in database, and customers can see them using special button on product card.
Payment methodOne-time payment
1250.00 PLN 1125.00 PLN

(Price without tax)
You save: 125.00 PLN (1383.75 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Split promotion costs - pay annually (subscription)
1
616
ss_mp_prom_div_sub_1Y
2024-03-20
1.1.1.4
Extension to Multi-Vendor allows changing logic of splitting promotion costs between vendors and administrators of Marketplace.

Payment method:

Pay annually (subscription) One-time payment Pay monthly (subscription)
How to purchaseAnnual subscription Payment methodPay annually (subscription)
1100.00 PLN /year

(Price without tax)
(1353.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Save 22%
Set vendor commissions separately for each product
466
ss_product_commissions
2025-09-23
1.1.2.3
Extension to  Multi-Vendor   allows setting up commission separately for each product sold by vendors.
1375.00 PLN 1075.00 PLN

(Price without tax)
You save: 300.00 PLN (1322.25 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
InvoiceOcean
4
290
ss_invoiceocean
2026-02-02
1.1.3.6
Extension to  CS-Cart and Multi-Vendor allows you to make invoices directly from orders using  InvoiceOcean service.
1000.00 PLN

(Price without tax)
(1230.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
The Multi-Vendor only option allows you to issue commission invoices to vendors.
Dynamic generation of content
2
519
ss_list_realizations
2023-02-20
1.1.1.2
Extension to CS-Cart and Multi-Vendor allows dynamic generation of content on pages.
1000.00 PLN

(Price without tax)
(1230.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with Baselinker (base.com) - pay annually (subscription)
20
589
ss_baselinker_sub_1Y
2025-12-28
1.1.5.3
Extension to CS-Cart and Multi-Vendor allows integration with Baselinker system. Add-on fully integrates CS-Cart/Multi-Vendor ensuring data exchange about orders and products. Add-on is also compatible with InPost / ShipX integration and Elektroniczny Nadawca Poczta Polska .

Payment method:

Pay annually (subscription) One-time payment Pay monthly (subscription)
How to purchaseAnnual subscription Payment methodPay annually (subscription)
1000.00 PLN /year

(Price without tax)
(1230.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Additional functionalities related to the possibility of becoming a wholesaler in Baselinker
Add the option to implement Baselinker marketplace in your Multi-Vendor
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Komplet porównywarek cen
292
ss_all_price_comparisions
Extension to CS-Cart and Multi-Vendor allows you to create price groups and assign products to them.
995.00 PLN

(Price without tax)
(1223.85 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Easy set vendor permission
2
360
ss_vendor_permission
2022-08-09
1.1.2.7
Extension to Multi-Vendor allows setting vendor permissions to certain parts of main menu. This way, vendor can be restricted to not be able to add new product options, modify customer data, and a lot more.
995.00 PLN

(Price without tax)
(1223.85 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Configurable order history
382
ss_conf_order_history
2023-08-16
1.1.1.5
Extension to CS-Cart and Multi-Vendor allows configuring individual order history for each customer.
995.00 PLN

(Price without tax)
(1223.85 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Load files into orders
502
ss_order_files
2023-02-16
1.1.1.2
Extension to CS-Cart and Multi-Vendor allows loading files to orders, which then can be downloaded by customers.
975.00 PLN

(Price without tax)
(1199.25 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
Integration with Criteo
1
287
ss_criteo
2024-06-02
1.1.2.4
Extension to CS-Cart and Multi-Vendor enables integration with Criteo system (precise targeted advertisements).
900.00 PLN

(Price without tax)
(1107.00 PLN inc tax for Polish only
- for abroad tax will be reduced
after providing the address)
Domain(s) installation separated comma
Free installation for Store Builder or Multi-Vendor programs purchased from SoftSolid
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