SimilarProducts displays matches of your product tags and shows them in an OpenCart widget, which you can add to the product view. This is an awesome module for hand picking and displaying matching products.
✯ Customizable store front widget
✯ Custom position SimilarProducts on Product Page
✯ At least one matching tag is required to connect two products
✯ Clean and crisp implementation, no core files overwritten
✯ Make sure to check this module’s release Log for latest features, version releases, improvements and bug fixes