There are many different feed modules available for Magento, so it depends on your specific requirements and wishes which module is best for you. Below we list a number of popular and frequently used feed modules for Magento:

1. Advanced Product Feeds: This is a paid module that you can use to automate and customize your product feeds to meet the requirements of different sales channels, such as Google Shopping, Amazon, and Bing.
2. Google Shopping Feed: This is a free module that you can use to export your product feeds to Google Shopping. It also offers the option to customize the feed according to Google Shopping requirements.
3. DataFeedWatch: This is a cloud-based service that you can use to automate, optimize and export your product feeds to various sales channels. It also offers the ability to customize the feed to meet the requirements of different sales channels.
4. Magento 2 Product Feed: This is a free module designed specifically for Magento 2 that you can use to export your product feeds to various sales channels.

It is recommended to check the functionalities and the ratings of these modules before making a choice. Moreover, it is always wise to check the compatibility with your Magento version before making a purchase.