Useful Commands Mod:

Commands

/god [player]

This command makes you invulnerable to every type of damage, including /kill.

/fly [player]

This command allows you to enable and disable flight in any gamemode. (It also disables flight for players already in creative mode.)

/heal [player]

This command restores health, hunger, and saturation completely.

/speed [value] [player]

This command changes the movement speed of any given player. The value can range from 1 to 10.

Permissions:

This only works as either operator on a server or cheats enabled in singleplayer.