Yes, there are several websites and online platforms specifically designed for commerce. Some examples include:

1. Amazon: One of the largest e-commerce platforms where individuals and businesses can sell products to customers worldwide.

2. eBay: An online auction and shopping platform that allows individuals and businesses to buy and sell a wide range of products.

3. Shopify: A popular e-commerce platform that enables businesses to create and manage their own online stores and sell products.

4. Etsy: A marketplace for handmade, vintage, and unique items where sellers can showcase and sell their products.

5. Alibaba: A platform that connects businesses and manufacturers from around the world, allowing them to buy and sell products in bulk.

6. WooCommerce: A WordPress plugin that enables businesses to create and manage their own online stores within their existing websites.

7. BigCommerce: An e-commerce platform that provides tools and features for businesses to build and manage their online stores.

8. Square: A platform that offers online and in-person commerce solutions, including online store creation, payment processing, and inventory management.

9. Wix: A website builder that includes e-commerce functionality, allowing businesses to create and manage their own online stores.

10. Magento: An open-source e-commerce platform that provides businesses with tools for creating and managing online stores.

These are just a few examples, and there are many more platforms available depending on specific needs and preferences.