Web development framework
The technical framework of Web front-end development includes three elements: HTML, CSS and JavaScript. Of course, there are many advanced front-end frameworks, such as bootstrap and Jquery.
There are also many technical frameworks for Web backend, such as. Net, JAVA, PHP, etc. All major languages have their own development frameworks and tools, such as. NET and Visual Studio tools, J2EE framework of JAVA and Eclipse tools.
There are three mainstream relational databases: Mysql\SQLserver\Oracle, Nosql non-relational databases: Redis, Mogodb, etc. Development tools include SQL Server Management Studio, Navicat and so on.