Cacher is the code snippet organizer for pro developers

brew tap mongodb/brew

brew install mongodb-community@4.2

brew services start mongodb-community@4.2

To run MongoDB manually as a background process, issue the following:
mongod --config /usr/local/etc/mongod.conf --fork

To verify that MongoDB is running, search for mongod in your running processes:
ps aux | grep -v grep | grep mongod