Our website provides a free download of AC3 Codec 0.4 for Mac. Our built-in antivirus checked this Mac download and rated it as virus free. The application belongs to Audio & Video Tools.
From the developer:
AC3 Codec is a QuickTime component which allows the playback of AC3 audio in AVI files. The component uses the liba52 library for the AC3 decompressing, you can get more information on this library at http://liba52.sourceforge.net/.
You may want to check out more Mac applications, such as AC3-DTS Killer, Ogg Vorbis Codec Help or Aunsoft DTS to AC3 Converter, which might be similar to AC3 Codec.