K-Lite Mega Codec Pack幾乎收集了所有的影音編碼程式，並且內建Media Player Classic - Home Cinema播放器，可以用於播放各種格式的影片，以及當成影片轉檔用的編碼工具。（阿榮）（下載）
阿榮評語：
[2009.11.07] 5.4.0 版出現錯誤無法安裝：「Runtime Error (at 326:280): Internal error:Uncloseed constant.」，改為提供 5.3.0 版下載，感謝讀者「la-forum」通知。
[2010.08.21] 感謝讀者「hi54188」提供RM播放無音效的解決方案，阿榮版發怖！
[2012.12.11] 感謝讀者「Fox Lee」通知改版訊息。
The K-Lite Codec Pack is a collection of DirectShow filters, VFW/ACM codecs, and tools. Codecs and DirectShow filters are needed for encoding and decoding audio and video formats. The K-Lite Codec Pack is designed as a user-friendly solution for playing all your audio and movie files. With the K-Lite Codec Pack you should be able to play all the popular audio and video formats and even several less common formats.
※阿榮版：內建RMVB播放無聲的升級檔。
下載連結→ [最新完整安裝版] [最新升級檔]
完整版 [11.8.5] [更多舊版]
升級檔 [11.8.5] [更多舊版]