XviD is a very popular codec these days, and is used often. Modern builds - like Nic's XviD Codec - can also play back that various DivX encoded files, so it's a good one to install first.

Features of Nic's XviD Codec :

- I, P Frame encoding
- PMVFast and EPZS with diamond and square pattern motion estimation
- inter4v mode
- fullpixell and halfpixel
- precision
- both MPEG4 and H263 quantizations
- custom quant matrices
- Adaptive quantization / Luminance masking.

Changes in Nic's XviD Codec 1.1.0 b2 build 6.04.2005 :

- Standard CVS Build
- Intel Compiler 8.1 Compiled