MSU StegoVideo   
http://www.compression.ru

Free program for hiding information in video. Data that you hide can be recovered even from compressed video, or if the video was compressed again by another codec! We smartly change video with understanding how codecs works, introducing small amounts of noise. You can hide not so big files, but for cipher communication or video secret marking it is enough! You can manage redundancy of information in film - if you want to compress video with low bitrate, you should increase redundancy, and vice versa.

AVIedit   
http://www.am-softhome.com

AVIedit is the smart video editor and capture tool for Windows 95/98/NT4/Me/2000. It allows you to watch video on the computer (even fullscreen), it captures single frames and entire movies. You can enhance your videos using more than 30 built-in effects (twirl, rotate, skew, mirror, mosaic, flower etc.), change brightness, contrast, sharpness and even frame rate. You can import bitmaps, JPG and TARGA images sequence to a single movie, print them and export to animated GIFs or Autodesk Animator FLI/FLC. It can edit existing .avi files and create titles. You can add or remove audio tracks, compress your videos with modern codecs like MPEG4 and even more... Special hardware (video capture board) is required ONLY for capture, but other things can be done easily on most Pentium-class computers. Aviedit supports TWAIN devices like a scanner or digicam. Also it can use most of Adobe(tm) Photoshop compatible plug-ins. Multilanguage user interface.

Audio Editor XP   
http://www.audio-ware.com

Audio Editor XP is a visual multifunctional audio files editor for Windows. It allows you to perform various operations with audio data such as displaying a waveform image of an audio file, filtering, applying various audio effects, format conversion and more. Supports all major audio formats. Provide more than 20 sound effects and 6 filters. Support mp3 VBR codec and Windows Media 9 format. Support ID3 tag and CDDB.

Audio Editor Pro   
http://www.mightsoft.com

Audio Editor Pro is a visual multifunctional audio files editor for Microsoft Windows. It allows you to perform various operations with audio data such as displaying a waveform image of an audio file, filtering, applying various audio effects, format conversion and more. Supports all major audio formats. Provide more than 20 sound effects and 6 filters. Support mp3 VBR codec and Windows Media 9 format. Support ID3 tag and CDDB. Features Editing - Open, create and save audio files. Play an audio file or any part of it. Visually edit an audio file (Cut, Copy, Delete, Paste, Paste From File, Mix, Mix From File and Insert or Delete noise or silence in an audio file) Display - Display a waveform window of an audio file and apply zooming Recording - Record new audio file from a microphone or another input device Digital effects - Apply different effects (Amplify, Delay, Equalizer, Fade, Flanger, Invert, Normalize, Reverse, Multi Tap Delay, Silence, Stretch, Vibrato, Echo, Chorus) Audio filters - Apply different filters to the selected part of an audio file (Ban Pass Filter, High Pass Filter, High Shelf Filter, Low Pass Filter, Low Shelf Filter, Notch Filter) Support all major audio formats - Supports a wide range of audio formats ID3 tag & Media information - Insert and change information about an audio file (Album, Artist, Channels, Comments, Copyright, Genre, Title, Year) Markers - Use markers in your audio file to quickly select between different selections! Selection tool - Select a part of your audio file precisely with the selection tools of Audio Editor Pro Audio Editor Pro supports the following file formats Waveform audio (WAV) MPEG Audio (MP3 and MP2) Windows Media Audio (WMA) Audio CD Tracks OGG Vorbis Audio VOX Dialogic ADPCM RAW Audio Build-in Powerful Audio Tools Audio Converter - Converting one file type to another. CD Ripper - makes direct digital copies from audio CDs and saves them as MP3, WMA, WAV, and OGG.

Elecard XMuxer Pro   
http://www.elecard.com

Elecard XMuxer Pro is video editing software designed for professionals and enthusiasts to demultiplex, multiplex, and remultiplex MPEG-2 transport and program streams as well as MP4 files, trim HD DVD, iPod, PSP and AVI files. The main XMuxer functions are provided by Direct Show filters performing demultiplexing and multiplexing. You have a transport stream and want to create a file for DVD recording, you need to cut off commercials from recorded video, you want to prepare a transport stream for ATSС broadcasting, or you’d like to compose a PSP or iPod compliant file, Elecard XMuxer Pro will accomplish these tasks for you. What makes the application unique is that it allows the user to preview the selected stream for further demultiplexing or multiplexing, trim the file and perform the main operations on the predefined file portion. Elecard XMuxer Pro is a great choice for those who want to exploit the cutting-edge technology implemented in easy to use products.