/dropstudent <name> Allows you to drop a Student currently under you.
/dt Shows your Dragon's Treasures earnings (amount of complete stored DT-bundles and progress into next bundle).
/betlist Allows you to review your previous bets.
/copy Copies the last 2K of the chat window to the clipboard.
/copy1 Copies the last line of the chat window to the clipboard.
/copyurl Copies the last url entered in the chatbox
/fps Toggles display of your frames per second
/group groupname person1 person2 (don't include your own name). Creates a groupchat consisting of person1, person2 etc.
/ungroup groupname Disbands a groupchat groupname
/grouplist Shows a list of groups you are part of
/hermit Toggle that turns on/off hermit mode, which prevents others from /visit-ing you.
/ignore <name> Ignores chat from a player in the main chat window. This chat will still show above their head if they are nearby
/unignore <name> Un-ignores chat from an ignored player
/ignorelist Lists the users you have ignored
/info <name> Shows information about a player.
/loc Toggles display of the current location coordinates readout at the top of your screen
/hop <xxx,yyy> Allows your character to jump to the coordinates input of the island you are currently on.
/logout Goes back to the login screen.
/quit Quits the client. (Same as the close-box.)
/login <name> <password> Logs in to a different character. If the other character has the same password as the one you're currently logged in to, you can omit it.
/password <oldpassword> <newpassword> <newpassword> Changes your password.
/placemark <placemark name> - Adds a placemark with the given name
/remove <placemark name> - Removes a placemark with the given name
/studentlist Shows a list of your Dragon Treasure earnings from students (*removed on 23-Aug-2015)
/friend <name> Adds someone to your friends list. Friends hear each others' chat even when far away.
/unfriend <name> Removes someone from your friends list
/chat <name> Makes it so that you and another person can hear each other's chat. Only useful when another person is known to be logged in and far away, because the system does this automatically when you're nearby.
/visit <name> Warps to another player. Same as the Navigation/Visit a Friend menu item.
/visit <placemark name> Warps to a placemark. Works the same as visiting a player.
F12 (Press F12 key) Hides the chatbox, press F12 again to bring it back.
/placemark <folder name>/<placemark name> creates a placemark called <placemark name> inside a folder called <folder name> in your placemark list
/remove <folder name>/<placemark name> removes a placemark called <placemark name> inside a folder called <folder name> in your placemark list