MongoDB Server

You can easily run your own MongoDB server inside any CoCalc project to manage data (or just learn about NoSQL and databases).

Step 1: Startup

In a Linux Terminal (Files tab → + CreateTerminal), paste this:

mkdir -p mongodb-data
mongod --dbpath mongodb-data

The directory ~/mongodb-data will contain the data files. It should greet you with waiting for connections on port 27017 … which is where you have to point your client to (i.e.

Step 2: Connect

In a second terminal, maybe just split the one you already have, run this:


Step 3: Shutting Down

After you have finished working with MongoDB, send a term signal by pressing Ctrl + c keys in the Terminal where MongoDB is running in order to prevent data loss.