https://thrivethemes.com/apprentice/ is a WordPress plugin designed to help users easily create and manage online courses with features such as quiz creation, lesson tracking, and student progress monitoring. It provides advanced customization options, deep integrations with other Thrive Themes products, and extensive documentation for developers to build upon.
Moodle.org is a website that provides free, open-source software for learning management systems (LMS). It offers a platform for educators to create and deliver online courses with a wide range of tools and features.