MKV is a flexible, open standard video file format wildly used for HD videos. MKV is also the basis of WebM video, which is dedicated to developing a high-quality, open video format for the web that is freely available to everyone. That is why MKV has become the preferred file extension for high definition video on the Internet.
OpenSubtitles MKV Player opens media files including not only MKV, but also wmv, avi, Xvid, DVD, MP3, MP4, VOB, 3GP, FLAC, Flash, QuickTime. Download player and enjoy new way of watching MKV movies on PC. Free media converter supports converting new formats as x264 or MKV to media playable on your DVD/ player or DivX Player, PSP, iPod, iPhone and mobile phones.
The major Update of Open Subtitles MKV Player 4.4
Subtitles player improved, better handling opensubtitles.org servers, unicode support (requested from the forum), ALLDecoder (better than ffdshow) codec for hard cases, new Delphi (rebuild from scratch)
Some of your MKV source may ripped from Blu-ray disc, and to keep the Blu-ray will feature 1080p video, a DTS-HD Master Audio 5.1 soundtrack, and supplements to your Open Subtitles MKV Player 4.4, you need to make sure that your Blu-ray to MKV Ripper has full capacity with this job.
Other Source Related MKV
Convert M2TS to MKV: convert BDAV M2TS, AVCHD M2TS to MKV keeping best quality
Convert MKV to MP4: make MKV video most friendly on your Windows/Mac OS computer
Convert MKV to iPad: Play and watch HD MKV movie with iPad 1024x768 LED display
Convert MKV to iPhone: enjoy 1080p MKV film on iPhone 4 960-by-640 Retina display
Related External Source
: Matroska MKV: MKV Video Knowledge from MKV Official Site