K-Lite Codec Pack is a collection of codecs and related tools. The K-Lite Codec Pack is designed as a user-friendly solution for playing all your movie files.

With the K-Lite Codec Pack you should be able to play all the popular movie formats and even some rare formats. This package is mainly for power users and people who do their own encodings.

Features of K-Lite Mega Codec Pack 4.3.1 :

• Player:
- Media Player Classic [version 6.4.9.1 rev. 85]
- Media Player Classic Home Cinema [version 1.1.891]
• ffdshow:
- ffdshow [revision 2322]
- ffdshow VFW interface
- extra plugins
• DirectShow video decoding filters:
- XviD [version 1.2.0 build 2008-01-10]
- DivX [version 6.8.5]
- On2 VP6 [version 6.4.2.0]
- On2 VP7 [version 7.0.10.0]
- MPEG-2 (Cyberlink) [version 8.1.0.1608]
- MPEG-2 (Gabest) [version 1.0.0.4]
- MPEG-1 (MainConcept) [version 1.0.0.78]
• DirectShow audio decoding filters:
- AC3/DTS/LPCM (AC3Filter) [version 1.51a]
- Vorbis (CoreVorbis) [version 1.1.0.79]
- AAC (MONOGRAM) [version 0.9.5.0]
• DirectShow audio parsers:
- MusePack (MONOGRAM) [version 0.9.1.2 | 0.3.1.2]
- WavPack (CoreWavPack) [version 1.1.1]
- FLAC (madFLAC) [version 1.8]
- Monkey's Audio (DCoder) [version 1.0]
- OptimFROG (RadLight) [version 1.0.0.1]
- DC-Bass Source [version 1.2.0]
- AC3/DTS Source (AC3File) [version 0.5b]
- AMR (MONOGRAM) [version 1.0.1.0]
• DirectShow source filters:
- AVI splitter (Gabest) [version 1.0.0.9]
- AVI splitter (Haali Media Splitter) [version 1.8.122.18]
- MP4 splitter (Haali Media Splitter) [version 1.8.122.18]
- MP4 splitter (Gabest) [version 1.0.0.4]
- Matroska splitter (Haali Media Splitter) [version 1.8.122.18]
- Matroska splitter (Gabest) [version 1.0.3.0]
- Ogg splitter (Haali Media Splitter) [version 1.8.122.18]
- Ogg splitter (Gabest) [version 1.0.0.1]
- MPEG PS/TS splitter (Gabest) [version 1.0.0.4]
- MPEG PS/TS splitter (Haali Media Splitter) [version 1.8.122.18]
- FLV splitter (Gabest) [version 1.0.0.5]
- CDXA Reader (Gabest) [version 1.0.0.2]
• DirectShow subtitle filter:
- DirectVobSub (a.k.a. VSFilter) [version 2.39]
- DirectVobSub (a.k.a. VSFilter) [version 2.33]
• Other filters:
- Haali Video Renderer [version 1.8.122.18]
• VFW video codecs:
- XviD [version 1.2.0 build 2008-01-10]
- DivX [version 6.8.5]
- x264 [revision 1024]
- On2 VP6 [version 6.4.2.0]
- On2 VP7 [version 7.0.10.0]
- Intel Indeo 4 [version 4.51.16.2]
- Intel Indeo 5 [version 5.2562.15.54]
- Intel I.263 [version 2.55.1.16]
- huffyuv [version 2.1.1 CCE Patch 0.2.5]
- YV12 (Helix) [version 1.2]
• ACM audio codecs:
- MP3 (Fraunhofer) [version 3.4.0.0]
- MP3 (LAME) [version 3.98.2]
- AC3ACM [version 1.4]
- Vorbis [version 0.0.3.6]
- DivX ;) Audio [version 4.2.0.0]
• Real Alternative:
- RealMedia codecs [version 6.0.14.826]
- RealMedia plugin for Internet Explorer
- RealMedia plugin for Firefox/Mozilla/Netscape/Opera/Chrome
- RealMedia DirectShow splitter [version 1.0.1.2]
• Tools:
- Codec Tweak Tool [version 2.2.9]
- GSpot Codec Information Appliance [version 2.70a]
- MediaInfo Lite [version 0.7.7.8]
- VobSubStrip [version 0.11]
- GraphStudio [0.2.9.0]
- Haali Muxer
- FourCC Changer
- Bitrate Calculator

Changes from K-Lite Mega Codec Pack 4.2.5 to K-Lite Mega Codec Pack 4.3.1 :

- Updated Media Player Classic to version 6.4.9.1 rev. 85
- Updated Media Player Classic Homecinema to version 1.1.891
- Updated ffdshow to revision 2322
- ffdshow is now able to decode E-AC3 and Dolby TrueHD audio. You must select ffdshow as AC3 decoder to be able to use that functionality
- Updated DC-Bass Source to version 1.2.0
- Updated FLV splitter to version 1.0.0.5
- FLV files that contains H.264 video and AAC audio are now fully supported
- Updated DivX to version 6.8.5
- Updated x264VFW to revision 1024
- Added GraphStudio version 0.2.9.0
- Removed GraphEdit
- Updated MediaInfo Lite to version 0.7.7.8
- Minor changes

Important Note :

- The K-Lite Mega Codec Pack works only on Windows 2000/XP/2003/Vista.