is a review of online courses from the most authoritative and large learning resources to smaller but different specializations. At present, online education is going through rapid stages of development. As a result, there are many classes and programs in the network that promise to teach students absolutely any skills. Sometimes it is very difficult to find out what is worth spending your time and money on. We want to help our readers to understand and make the right choice. We are also happy to help our readers avoid the many pitfalls of online education that often go unnoticed.