convert to avi

PHP provides a simple function to convert all letters to uppercase

Freeware to convert Flash video to MP3 audio

Freeware to convert MP4 audio data to MP3 audio file

This software can be used to convert any WAV file to MP3.

A complete collection of codecs, enabling you to play most audio and video files

A multi-purpose conversion and developer tool

Free and easy converts message files from MSG to EML format.

Converts number to a string of letters.

Probably nothing new in this but here is one way of converting an Array .

This is a script for ruby.