Freeware Video Codec

It supports the most obscure ancient formats up to the cutting edge..
Download FFmpeg 8.1.2 (from Video Codecs)

11.1 MB | For Windows 7, Windows 8 / Vista / XP | Free

The K-Lite Codec Pack is a collection of freely distributed codecs for Windows which make playing over 99% of popular file formats a cinch. A review of K-Lite Codec Pack has also been published.
Download K-Lite Codec Pack 19.8.5 (from Video Codecs)

1.6 KB | For Windows 7, Windows 8 / Vista / XP | Free

DXVA Checker is a small and very easy-to-use application that will provide you with various information about your Decoder Device and Processor Device..
Download DXVA Checker 4.8.0 (from Video Codecs)

1.1 MB | For Windows 7, Windows 8 / Vista / XP | Free

LAV Filters is a set of video and audio codecs which provides near-universal playback on most Windows media players. A review of LAV Filters has also been published.
Download LAV Filters 0.82.0 (from Video Codecs)

8.4 MB | For Windows 7, Windows 8 / Vista / XP | Free

The K-Lite Codec Pack is a collection of DirectShow filters, VFW/ACM codecs, and tools..
Download K-Lite Mega Codec Pack 19.8.5 (from Video Codecs)

20.9 MB | For Windows 7, Windows 8 / Vista / XP | Free

madVR is a free video renderer which uses the GPU to enhance and improve video playback on Windows media players including VLC. A review of madVR has also been published.
Download madVR 0.92.17 (from Video Codecs)

7.1 MB | For Windows 7, Windows 8 / Vista / XP | Free

STANDARD Codecs is a package of a number of different (and popular) audio and video codecs for Windows users. A review of Standard Codecs for Windows has also been published.
Download Standard Codecs for Windows 20.8 (from Video Codecs)

28.9 MB | For Windows 7, Windows 8 / Vista / XP | Free

The K-Lite Codec Pack Standard is a comprehensive collection of many different codecs for playing video files on Windows. A review of K Lite Codec Pack Standard has also been published.
Download K Lite Codec Pack Standard 19.8.5 (from Video Codecs)

39.4 MB | For Windows 7, Windows 8 / Vista / XP | Free

K-Lite Codec Tweak Tool is a small Windows utility which can help resolve codec issues. A review of K Lite Codec Tweak Tool has also been published.
Download K Lite Codec Tweak Tool 6.7.7 (from Video Codecs)

926 KB | For Windows 7, Windows 8 / Vista / XP | Free

ADVANCED Codecs is an excellent collection of free codecs for Windows users that makes it possible to playback virtually any type of video or audio file format available on the Internet today. A review of Advanced Codecs for Windows has also been published.
Download Advanced Codecs for Windows 16.5.0 (from Video Codecs)

28.5 MB | For Windows 7, Windows 8 / Vista / XP | Free

Free high quality lossless video codec..
Download MSU Lossless Video Codec 0.6.0 (from Video Codecs)

0.15 MB | For Windows 7, Windows 8 / Vista / XP / NT | Free

FLAC is probably the most-used audio codec right now, just after the popular MP3 formats. A review of FLAC has also been published.
Download FLAC 1.5.0 (from Video Codecs)

1.0 MB | For Windows 7, Windows 8 / Vista / XP | Free

AVIcodec is a small utility which can display which codecs are required in order to watch video files or listen to audio. A review of AVIcodec has also been published.
Download AVIcodec 1.2.113 Beta (from Video Codecs)

577 KB | For Windows 7, Windows 8 / Vista / XP | Free

Nero Digital Audio Reference Quality MPEG-4 & 3GPP Audio Codec to convert your audio files to Nero Digital Audio..
Download Nero AAC Codec 1.5.4.0 (from Video Codecs)

2 MB | For Windows 7, Windows 8 / Vista / XP | Free

Satsuki Decoder Pack is an audio/video auto-installable filters and decoder for windows 2k/XP/2k3/2k8/vista/seven/8 (French, English)..
Download Satsuki Decoder Pack 5.3.0.0 (from Video Codecs)

18.52 MB | For Windows 7, Windows 8 / Vista / XP | Free