What is MERN stack?
MERN
stands for MongoDB, Express, React and NodeJs. These 4 technologies make MERN stack which is helpful to make full stack web apps.
MERN is open source?
Every technologies use in MERN are open source and free that's why many startups consider MERN stack for their development.
Lot's of free resources and codes
MERN stack is popular you can get lots of free code from Internet and you can save time. Lot's of free templates are available.
Quick development
MERN is easy to learn and you don't need to build everything from scratch. And also only one language JavaScript.
Robust ecosystem
MERN stack has most robust & friendly developer eco-system out there. Documentations are also simple and amazing.
Large community
MERN stack is popular and many companies using it. There are large number of developer are on internet for help in different communities.
Job opportunity
MERN stack developers are high on demand, you need only one language to learn and that is JavaScript.