Set event logging mask
Type "log_mask" at the command prompt.

Command Prompt
Press [Ctrl] + [Shift] + C during game to display the command prompt.

Change hour of day
Type "SET_HOUR X" in command prompt where X is 0-23.

1000 Simoleons
Type "klapaucius" at the command prompt. After entering that once, you can enter "!;" as many times as you can in the command prompt, each being another 1000 credits. "!" is to repeat last command, and ";" separates commands, so if you want 3000 credits, you put in "!;!;!;"

Display Personality and Interests
Select a Sim, then type "interests" at the command prompt.

Draw all frames
Type "draw_all_frames on" at the command prompt. To turn it off, type "draw_all_frames off" at the command prompt.

Island Home
Type "water_tool" at the command prompt.

Map Editor
To enable the map editor, type "map_edit on" at the command prompt. To turn it off again, type "map_edit off" at the command prompt.

Route Balloons
Type "route_balloons on" at the command prompt. This displays little balloons explaining why a character is delayed or not doing what you asked. To turn it off, type "route_balloons off" at the command prompt.

Set free thinking level
Type “autonomy #” at the command prompt, where # is an IQ between 1 and 100.

Set grass growth
Type "grow_grass #" at the command prompt, where # is a rate of growth between 1 and 150.

Set time of day
Type "set hour #" at the command prompt, where # is an hour in military time (1-24).

Tile Information
Type "tile_info on" at the command prompt, then move your cursor over any object for detailed information. To turn it off again, type "tile_info off" at the command prompt.

Toggle "Ticks"
Type "sweep on" or "sweep off" at the command prompt.