FlasKMPEG is a free open source digital video converter software that allows you to convert MPEG content into a other formats using your computer. It has a few editing capabilities so you can use to prepare your film or video assets.

VirtualDub is a video capture/processing utility for 32-bit and 64-bit Windows platforms (98/ME/NT4/2000/XP/Vista/7).  It lacks the editing power of a general-purpose editor such as Adobe Premiere, but is streamlined for fast linear operations over video.

GOM Media Player Features:
Codec Finder
GOM Player includes many codecs (XviD, DivX, FLV1, AC3, OGG, MP4, H263 and more) so you won't need to install separate codecs for most videos. For those videos that require a separate codec, GOM Player will find one and direct you to a place where you can download an open source version of the codec.

MediaPortal is an Open Source application ideal for turning your PC / TV into a very advanced Media Center. MediaPortal allows you to listen to your favorite music & radio, watch and store your videos and DVDs, view, schedule and record live TV as a digital video recorder and much much more.

Jahshaka is a video and film compositing, editing and special fx system that uses OpenGL & OpenML hardware rendering to give operators real time interactivity. The system is cross platform, and also includes full CG, paint and image processing modules.

Introducing our best ever version supporting many more formats , new design new possibilities such as Youtube and Daily Motion AVC video conversion and also Support of QCELP (USA)audio codec as well as KDDI Codec ( Japan) TS HD from Satellite receivers such as Dreambox and much much more such as an integrated video audio player.

DivX® 7 for Windows is a free download that provides everything you need to enjoy high-quality digital videos on your computer, including HD H.264 (.mkv) videos with AAC audio and videos created using all previous versions of DivX technology.

Avidemux is a free video editor designed for simple cutting, filtering and encoding tasks. It supports many file types, including AVI, DVD compatible MPEG files, MP4 and ASF, using a variety of codecs. Tasks can be automated using projects, job queue and powerful scripting capabilities.

ProgDVB - the universal and very power software for watching digital TV and listening to radio channels.

Support for various types of data sources:

• Internet TV and Radio. About 4000 channels in the list.
• DVB-S (satellite), DVB-S2, DVB-C (cable), DVB-T, ATSC, ISDB-T
• IPTV
• Analog TV
• Playback from a file