Perian aka Codec for Mac

Well..  if you try to search "Mac version of K-Lite Codec Pack", I don’t think there is a Mac version of the software…but surely there should be something on the Mac that does more or less the same thing. As far as I know, Perian is one of those software that is kind of like the K-Lite Codec Pack on the Windows….and might just be what you are looking for.

Perian is a free, open source QuickTime component that adds native support for many popular video formats.

Download: http://macupdate.com/info.php/id/22923/perian

Below is a step by step guide on how to install Perian 1.0 on your Mac.
Step 0: Download the software onto your Mac:

Step 1: Double click on the file “Perian 1.0.dmg” and it will be mounted in a few seconds:

Step 2: Double click on the Perian.prefPane to install Perian on your “System Preferences“:

Step 3: Your System Preferences window should come up shortly:

Personally I would like to install it for all users of this computer instead of just this user only. After you have made your choices, click on the Install button:

Step 4: If Perian is not installed, you won’t see a “Installed Version” number, so just click on the Install Perian button:

Step 5: A dialog box should come up and ask you for your Password, just type in your password and press OK:

(the Name will probably be something else other than David, unless you have the same user name as mine)
Step 6: Make sure you verify that Perian is installed before you try it out:

Notes: Although it didn’t ask you to “Restart” in the software…I’ve found that I need to restart my Mac before for the software is taking effect.