There are several platforms and websites that offer free affiliate marketing courses. Here are a few popular options:

1. Wealthy Affiliate: Wealthy Affiliate offers a free membership that includes a comprehensive affiliate marketing training course. It covers topics such as choosing a niche, building a website, driving traffic, and monetization strategies.

1. Coursera: Coursera provides access to various online courses, including affiliate marketing. While not all courses are free, you can often audit them for free and gain access to the course materials and lectures.

1. Udemy: Udemy offers a wide range of affiliate marketing courses, both free and paid. You can search for free courses by filtering the price range and selecting the “Free” option
2. Remember that while these courses can provide a good foundation, affiliate marketing is a dynamic field, so it’s important to stay updated with the latest trends and strategies through continuous learning and industry resources.