Several encoders and decoders (Base64, URL, IDN, ...) for conversions between common text and binary data representations.
LingoJam lets you create an online translator. It's really simple, just throw us a couple of lists of words and we'll mix it around and make a translator that you can share with the world!
GeocachingToolbox.com. All geocaching tools a geocacher needs in one box: a lot useful geocaching tools, links, html tips and more.