# Web Interface A way to explore flatterer features without needing to learn all the command line options and get visual feedback of the flattened data. ```bash flatterer --web ``` To configure the webserver, the following environment variables can be set: `PORT`: Port of webserver, defaults to 8080. `HOST`: Host of webserver, localhost (127.0.0.1). `MAX_SIZE`: Size in MB as the maximum size of the file the interface will accept. Defaults to 500. `NO_BROWSER`: Set to any value so that a browser window in not automatically opened when running the webserver.