How to Play AVI files on Mac OS for free with QuickTime?

Anyone got AVI played on QuickTime X? I upgraded to snow leopard, installed Perian and now the AVI files I have no longer work. The only .avi file I got to work was one that was converted (originally a .mov file). --- Brooklyn
AVI stands for Audio Video Interleave is a multimedia container format introduced by Microsoft as part of its Video for Windows technology. AVI files can contain both audio and video data in a file container that allows synchronous audio-with-video playback. Like the DVD video format, AVI files support multiple streaming audio and video.
QuickTime has released the tenth generation for itself. However, when it begins to play AVI on QuickTime, there are still many situations happens, which troubles Mac users a lot. We provide several methods to solve the problems of playing and editing AVI file on Mac for free. Here goes the free solution.

Solution 1: Perian

Some third party plug-ins for the player can help to play the AVI files on Mac unrecognized for free. So the first method is to search some plug-in to support your player. One of the most popular components is Perian.
Perian is an open source plug-in which enables QuickTime to play several popular video formats not supported natively by QuickTime on Mac OS X, such as AVI, FLV, MKV, GVI, VP6, and VFW.
If your AVI file is still on strike, try to uninstall your old QuickTime Version and download the latest QuickTime version and install the latest version of Perian to play AVI files on Mac for free.

Solution 2: Select some other compatible players

The second method is to find a compatible player. There are some other players which run perfectly on Mac OS X. VLC is one of them.
VLC media player is a free and open source media player and multimedia framework written by the VideoLAN project. This multimedia player, as well as encoder or streamer supports many audio and video formats (MPEG-2, MPEG-4, H.264, DivX, MPEG-1, MP3, OGG, AAC...) as well as DVDs, VCDs, and various streaming protocols. It is able to stream over networks and to transcode multimedia files and save them into various formats. VLC Media Player is also one of the most platform-independent media players available, with versions for Microsoft Windows, Mac OS X, GNU, Linux, BeOS, and BSD.
In a word, VLC is a nice choice for playing AVI on Mac for free.

Solution 3: Convert AVI to MOV on Mac and playback with QuickTime

Another best method is to convert AVI files to the Mac native formats, just like MOV. Converting AVI to MOV on Mac not only allows you enjoy and play AVI videos on Mac; you can also edit it in iMovie. Mac AVI to MOV Converter will help you finish this work breezily.
By using Mac Video Converter, you can easily convert your AVI files to MOV on Mac with several clicks and even edit it with iMovie.