steam - Man Page

• Launch Steam, printing debug messages to stdout: steam
• Launch Steam and enable its in-app debug console tab: steam -console
• Launch Steam without opening the GUI: steam -silent
• Enable and open the Steam console tab in a running Steam instance: steam steam://open/console
• Log into Steam with the specified credentials: steam -login username password
• Launch Steam in Big Picture Mode: steam -tenfoot
• Open a URL: steam steam://openurl/https://example.com
• Exit Steam: steam -shutdown

tldr.sh

steam [ -options ]

Steam is a software distribution service focused on games, automatic updates, achievements, and social features for gamers.

This program currently has no documented commandline options.

The steam launcher script is written and maintained by Valve Corporation.