LifterLMS

LifterLMS is a powerful and user-friendly WordPress plugin that allows you to create, manage, and sell online courses and memberships. It's a popular choice for individuals, businesses, and educational institutions looking to build engaging and profitable online learning platforms. It was started in September 2014 by Chris Badgett and is based in Phoenix, Arizona, USA.

The basic LifterLMS plugin is free to use. For extra features, they offer add-ons starting at $120.

If you're interested in promoting LifterLMS, they have an affiliate program. You can earn a 25% commission on each sale made through your referral link. For example, if someone buys an add-on for $120 through your link, you'll earn $30. The minimum amount you need to earn before getting paid is $50.

They also offer higher commission rates, up to 50%, for affiliates who actively promote LifterLMS through blogs, videos, and social media.