Wing Commander: Prophecy

Wing Commander: Prophecy cheat codes: 
Type DYNOMITE while in the cockpit to enable cheat mode.
CTRL-C    : toggles collisions.
CTRL-I    : toggles invulnerability.
CTRL+K    : self destruct.
CTRL-F12  : destroys whatever you have targeted.
GOODTARGET: changes cockpit targeting mode to turret targeting mode.
MORETUNES : enables the in game radio.

Hex cheat: unlimited ammo

Open Prophecy.exe in a hex editor and change these:
422b7 change hex 48 to 90
65777 change hex 49 to 90
659C9 change hex 48 to 90