Unicode
Annotated history of character codes - from Morse Code to ASCII (140 visits)
http://www.wps.com/projects/codes/
Code Charts (PDF Version) - PDF files of the Unicode 4.0 character charts. (Has the fonts built in so you can very the charts even if you don't have the fonts.) (95 visits)
http://www.unicode.org/charts/
Javascript Unicode Charts - Unicode 3.0 character charts with Javascript navigation. Uses the fonts on your browser or GIFs from unicode.org (slow) (122 visits)
http://www.macchiato.com/unicode/charts.html
OEM 437 - Mapping of IBM PC "extended ASCII" character set to Unicode (90 visits)
http://www.microsoft.com/globaldev/reference/oem/437.htm
UTF-8 and Unicode FAQ for Unix/Linux - by Markus Kuhn (75 visits)
http://www.cl.cam.ac.uk/~mgk25/unicode.html