Audio / Video Codecs & Windows Media Software

Windows audio/video codecs, software and utilities.

Cole2k Media

Windows codec and
multimedia resources.

Legacy Cole2k codec pack information and the Online Bitrate Calculator remain available here. Current codec pack development and downloads continue at Media Player Codec Pack.

Current codec pack downloadsBrowse files archive

Codec packs

The two best-known Cole2k packages are retained as historical product pages and now point to their maintained successors.

Legacy Cole2k productCurrent successor available

Codec Pack Advanced

The full Cole2k package, historically combining playback components with additional encoding tools. Its closest maintained successor is Media Player Codec Pack Plus.

View Codec Pack Advanced
Legacy Cole2k productCurrent successor available

Codec Pack Standard

The lighter Cole2k package focused on broad DirectShow playback support. It maps naturally to the current Media Player Codec Pack Standard edition.

View Codec Pack Standard

Online Bitrate Calculator

One of the original Cole2k utilities still receives regular use, so it remains an active part of the site.

Active utility

Calculate a target video bitrate

Estimate the video bitrate needed for a chosen running time, audio bitrate and target file size.

Open Bitrate Calculator

Related projects

Current multimedia projects associated with Cole Williams.

Media Player Codec PackThe maintained Windows codec pack site, with current Standard and Plus downloads.Visit Media Player Codec Pack →LAME MP3 Encoder for WindowsCurrent Windows LAME builds, command-line tools, encoder guides and cVBR/cVBRb development.Visit lamemp3.co.uk →

Cole2k Media legacy

Cole2k Media became known for Windows audio and video codec packs that supported formats such as DivX, XviD, H.264/AVC, AVI, MKV, MP4, AC3, DTS, AAC, MP3 and FLAC in DirectShow-enabled players. The site is retained as a legacy reference, while maintained codec pack development continues at Media Player Codec Pack.