You can join CJ Affiliate without a website. The platform allows affiliates to promote products through various channels, including social media and email marketing. You should create an account for free and browse available products to promote. CJ Affiliate provides tools to help you track your performance and optimize your campaigns. While having a website can enhance your marketing efforts, it is not a requirement to start earning commissions. Always engage with your audience on social media or through other platforms can still lead to successful affiliate marketing without a dedicated site.