JavaScript's two web stacks, MEAN and MERN. These frameworks are becoming increasingly popular among the industry and our customers and stand for:

• MEAN – MongoDB, Express, Angular, Node.js
• MERN – MongoDB, Express, React, Node.js
  
• MEVN - MongoDB, Express, Vue, Node.js
  
• MEN - MongoDB, Express,(Vanilla JS) Node.js
  

Mongo
Express
Angular
React
Node
Vue

Both of these stacks consist of open source components that provide an end-to-end framework for developing comprehensive web applications that connect browsers to databases. In both stacks, the common theme is JavaScript, allowing for one type of code and avoiding confusion or syntax errors.