Cool Mp3 Converter is a fast and easy-to-use tool for converting files in batches from MP3 or WMA to WAV and back. It converts MP3 or WMA files to WAV format for creating custom CD's and converts WAV files to MP3 or WMA format for listening to your favorite music in the smaller size. Also it is a cool player that playback WAV or MP3 or WMA, source file and converted version in batches. There's also an ID3 tag editor.

abcAVI is little stand alone utility for viewing/editing tags in AVI files. Download information on movie from IMDb or type it by yourself and save that info inside AVI file. Supports more than 40 tags, not only "Title", "Subject" and "Copyright". Shows complete information on AVI file. It recognizes more than 770 FourCC and TwoCC codes (shows complete names of audio/video codecs used). Embeds to Windows - brings "yellow tips" with all the info.