Any Video Converter (free version) is the most renowned free video converter for converting video files between various formats, with fast converting speed and excellent video quality.
Input formats:

avi, asf, mov, rm, rmvb, flv, mkv, mpg, 3gp, m4v, vob, YouTube videos and more

Output formats:

avi, mp4, wmv, flv, MPEG-1 and MPEG-2, mpg (PAL or NTSC), mp3, wma, ogg, aac

Videora Converter is a free video converter that converts video files, YouTube videos, movies and DVD’s so you can play them on your video playing device. The software can convert all types of video files (avi, divx, xvid, flv, x264, vob, mpeg, DVD’s, YouTube, etc.) into the proper video formats that play on your video playing device.
The following is a list of available Videora Converters sorted by device type.

VLC is a portable multimedia player, encoder, and streamer released under the GNU and has support for a wide variety of audio and video codecs and file formats as well as DVDs, VCDs, and other streaming protocols. It includes a large number of common encoding and decoding codecs like 3GP, AVI, FLV, QuickTime, MP4, Ogg, etc.
A great advantage is that VLC plays incomplete videos, opens broken videos from BitTorrent and plays ISOs without unpacking the file it is also well known for being able to play encrypted DVDs on …

Avi2DVD is a freeware tool that converts Avi, Ogm, Mkv, Wmv and Dvd to Dvd, Svcd or Vcd. This program has the support of multiple audio streams, the capture from digital video cameras and others. It’s a tool for the creation of semiprofessional DVD’s.
In this software you will get multiple tabs for the configurations of the files: the input, output, encoders, subtitles and also the DVD menu. It provides the support of three external subtitles and the configuration of the DVD menu with the inclusion or manages for chapters, audio, …

MediaCoder is a general-purpose batch media transcoder (converter) software. It supports decoding from and encoding to a wide range of existing audio/video compression formats and container formats with audio/video filtering and post-processing features. A rich set of adjustable parameters are provided. MediaCoder is covering most transcoding applications, including transcoding for mobile devices and home digital video player devices for personal use, as well as massive/batch transcoding and video archiving for professional use.
Having done a great amount of development on MediaCoder in past years, we are looking forward to providing …

FormatFactory is a multifunctional media converter.
Provides functions below:

All to MP4/3GP/MPG/AVI/WMV/FLV/SWF.
All to MP3//WMA/MMF/AMR/OGG/M4A/WAV.
All to JPG/BMP/PNG/TIF/ICO/….
Rip DVD to video file , Rip Music CD to audio file.
MP4 files support iPod/iPhone/PSP/BlackBerry format.
Source files support RMVB.

FormatFactory’s Feature:

BS.Player has been one of the world’s most popular video player. It is popular for many reasons, one however should be pointed out: BS.Player is the first software movie player ever to enable its users to focus on watching the movie instead of dealing with poor computer capabilities or running around looking for a proper setting and codec. Also, it has very low CPU and RAM requirements.
There’s 70 millions of BS.Players installed in the world

Dziobas Rar Player plays rar, mvk, avi, mpge and ogg without windows codecs.
Play AVI movies, subtitles support, play dvix/xvid movies from rar files, fastest screen generator, automatic send screens to web, subtitles support, download subtitles from opensubtitles.org (using hash no file name), build codecs and more…

AVI MPEG RM MOV VOB DVD Video Converter Pro is easy to use and powerful for experts as well.
It enables you to convert and burn any video file directly to VCD, DVD, SVCD, MPEG1 and MPEG2 format. Pro version included all the features of the lite version.

If you have an MP3/MP4 player that supports .AMV video playback, then you will need the following tool to convert your videos to a .AMV file so it will be playable on your player. amv konverter freeware.
When convert Real Media, Quick Time, MPEG2 format file, please install related DirectShow filter. Otherwise, MTV Convert Tool can not work normally.