# Server Requirements The Littlest JupyterHub (TLJH) can run on servers that meet at least he following criteria: 1. Ubuntu Linux Operating System (minimum version supported 18.04) 2. Full root access 3. Access to the internet 4. At least 512MB of RAM While TLJH will run on machines that meet these requirements, you should also consider how much resources your individual users need before acquiring a server.