> There is also one in Batik, JXTA, Catalina, Apache SOAP, > Apache Xerces, Axis, Commons, Talon and Freenet.
Also Slide, Commons-HttpClient, etc. Moreover many of them have some direct cut-and-paste relationship. For what it's worth, the commons-codec package (http://cvs.apache.org/viewcvs/jakarta-commons-sandbox/codec/) is intended avoid having so many flavors or having to "grab" a Base64 implementation from an otherwise unrelated framework or application.
