MPEG-4v3 Codec Fix
It solves problems with AVI files encoded using MPEG-4v3.
BigFix
BigFix is a very helpful kit which helps you solve problems related to audio or video filters and codecs.
Preferred Filter Tweaker
Win7DSFilterTweaker helps you configure your preferred DirectShow decoders fast and easy. It is also known as Preferred Filter Tweaker for Windows 7.