SyMo is a GTK-based Linux system tray monitor that displays live system metrics, provides quick power controls, and can send periodic status notifications to Telegram and Discord. Live system monitoring: CPU load and temperature; RAM and swap usage; disk usage; network speed (download/upload); uptime; keyboard and mouse activity counters. Configurable tray menu: show/hide menu items; reorder menu items by drag-and-drop in Settings. Per-metric graph windows (CPU, RAM, Swap, Disk, Network, Keyboard, Mouse). Interactive controls in graph windows: mouse wheel: horizontal zoom; left mouse button drag: horizontal pan; mouse hover: tooltip near cursor with timestamp and metric values for the nearest point. Power controls: shutdown; reboot; lock screen; delayed execution with scheduler/timer. Notifications: Telegram bot integration; Discord webhook integration. Multi-language interface.