Although most commands are in the quest tab or achievement diary these are some commands not eveyone knows about.
Basic Player Commands::master - Turns your account into max combat level, 138.
::venge - Spawns Vengeance runes.
::barrage - Spawns Barrage runes.
::male - Turns your character appearance to male.
::female - Turns your character appearance to female.
::char - Customize your character, only limited to color and hairstyle.
::changepassword (oldpass) (newpass) (newpass) - Dont like your password? Do this command.
::item (item id) (amount of item) - You must have the appropriate amount of coins in your inventory.
TELEPORTS::arma - Armadyl Boss
::bandos - Bandos Boss
::sara - Saradomin Boss
::zammy - Zamorak Boss
Well Assasin-scape, that about does it for most of the commands feel free to post any that should've been included or ones that I missed
See ya next time,
mmshadow