File Signature Finder
This is an attempt at an iPhone webapp that can take hex values and output a filetype based on the file signature. Nowhere near comprehensive, but was just something to do on the journey home.

Convert to Self Contained Video Droplet[MAC]
I like to keep my videos organised in my iTunes folder, but don't like having to re-encode all my videos. So I made this to create a self contained movie that can allow videos with other codecs into iTunes. Just drag and drop onto the icon.