Affiliate marketing can be done without a website, but it may require more effort and creativity to get started. Here are some tips for starting affiliate marketing without a website:

Choose a niche
Choose a product or niche that you are passionate about and familiar with. This will make it easier for you to promote the product or service.

Find affiliate programs
Look for affiliate programs that fit your niche. Many companies have their own affiliate programs, or you can join an affiliate network such as ShareASale or Commission Junction.

Use social media
Use social media platforms such as Facebook, Instagram, Twitter, and YouTube to promote your affiliate products. You can share product reviews, tutorials, or personal experiences with the products.

Create an email list
Create an email list and promote your affiliate products to your subscribers. You can offer exclusive discounts or promotions to incentivize people to sign up for your list.

Use paid advertising
You can use paid advertising such as Google AdWords or Facebook Ads to promote your affiliate products. Be sure to target your ads to the right audience to maximize your ROI.

SOURCE for indepth article: https://thewealthsaga.com/4-ways-to-start--without-a-website/