Latest update

An update is available with newer versions of MPC-HC and MPC Video Renderer. Download

Features

Some highlights of the abilities of the K-Lite Codec Pack.

Installer:

Totally customizable installation with many options. You control what gets installed.
Supports unattended deployment.
Checks your system for broken codecs and other anomalies, and fixes these problems.

Codecs:

Compatible with all DirectShow players.
Just the best and most essential codecs. No unnecessary bloat.
Allows you to play practically everything.
Hardware accelerated decoding of common video formats (on compatible systems).
Examples of supported video file formats:
.mkv .webm .mp4 .mov .avi .ogm .m2ts .ts .mpg .3gp .wmv .mxf .flv .rm .rmvb .dv
Examples of supported audio file formats:
.mp3 .flac .m4a .ogg .wv .ape .mka .opus .mpc .tak .alac .amr .ofr .tta .ra .tak .spx
Examples of supported video formats:
H.264, H.265 / HEVC, VP8, VP9, AV1, VC1, MPEG1, MPEG2, MPEG-4, H.263, Theora, MJPEG, ProRes, Huffyuv, Cineform HD, Indeo, Lagarith, GoToMeeting, DNxHD, and many others.
Examples of supported audio formats:
AC3, DTS, AAC, MP3, DTS-HD, TrueHD, E-AC3, Dolby Atmos, Vorbis, FLAC, WMA, Atrac, ADPCM, TrueAudio, Wavpack, APE, OptimFrog, RealAudio, G.711, G.726, G.729, Speex, Tracker, and many others.

MPC-HC (included player):

Video preview on seekbar.
Dark theme.
Supports HDR video (when using included MPC Video Renderer or MadVR).
Supports Dolby Vision (DoVi) video (when using included MPC Video Renderer).
Supports 3D video (when using included MadVR and compatible graphics driver).
High quality video upscaling (when using included MadVR).
Plays Bluray discs (without menu support). Note: also requires a tool that removes AACS protection. For example Passkey Lite or AnyDVD HD.
Supports streaming video from Youtube, Twitch, and many other websites.
Requires placing yt-dlp.exe in MPC-HC folder.

Other notable features: