/h or /help - Displays a list of commands and controls in the chat window.

/w or /who - Displays number of players online.

/tip - Displays the tip of the day.

/bgm - Toggles background music on and off.

/sound - Toggles sound effects on and off.

/effect - Toggles effects on and off (like exit gates, and mage spells).

/where - Displays your current location (map name and XY coordinates).

/skip - Toggles frame skip on and off. If this is off, RO will try to render
every frame, even if it will slowdown the game in the process. If this is on,
RO will drop frames to keep up a smooth game.

/v (0-127) - Adjusts the sound effect volume.

/bv (0-127) - Adjusts the BGM volume.

/ex - Displays a list of all the characters you have ignored.

/ex (Character name) - Ignores the specified character.

/exall - Ignores all characters.

/in (Character name) - Un-ignores the specified character.

/inall - Un-ignores all characters.

/organize "Your name here" - This will allow you to create a party. You can
invite people into it by right clicking on them, and selecting the "invite to
party" option.

/guild "Your name here" - Creates a Guild, if you have an Emperium.

/leave - Leaves your current party.

/expel (Character name) - Will remove a character from the party, if you are
the party leader.

/emblem - Toggles your guild emblem on and off

/sit - Same as insert, makes your character sit.

/stand - Same as insert, makes your character stand up.

/chat - Opens the create chatroom dialogue box.

/q - Leaves a chat room.

/memo - Memorizes a warp point.

/snap - Snaps the battle cursor on or off.

/skillsnap - Snaps the skill cursor on or off.

/itemsnap - Snaps your cursor to pick up items on or off.

/savechat - Saves your entire message log into a text file. It is located
in the folder "Chat", in your RO directory.

/camera - Toggles camera zooming on and off.

/miss - Toggles miss notification on and off.

/!, /?, /delight, /heart, /sweat, /aha, /fret, /anger, /money, /..., /gawi,
/bawi, /bo - All of these are simply the emotion icons, which are much more
easily performed by ALT or CTRL plus the number or character.