Personally, I think it depends. If divided by users, it can be divided into children's education software, adult education software and elderly education software. According to different audiences, it can be divided into primary schools, middle schools, universities, adult education and so on. According to the platform, it can be divided into windows operating system version, linux version and mobile phone Android and Apple version. In fact, there are many technologies that can be developed, such as Java and open source frameworks, as well as Microsoft's. Net.