The following are known GameShark Codes for Wing Commander III: Heart of the Tiger on Sony Playstation (PS1).
These codes were also known as Action Replay Codes and in most cases will work on both devices.

These codes are for the U.S. version of the game.

• Infinite Lasers
  801DE548 02A8
• Infinite Energy
  801DF02C 00A4
  801DF030 00A4
  801DF034 00A4
  801DF038 00A4
• Infinite IMREC Missiles
  801DE6C0 0003
  801DE6F0 0003
• Infinite Decoys
  801DE558 0018