Of the 235 charsets registered at the time of this writing, only 20 include "preferred MIME names"-common charsets used by email and web applications. These are:

Big5 EUC-JP EUC-KR
GB2312 ISO-2022-JP ISO-2022-JP-2
ISO-2022-KR ISO-8859-1 ISO-8859-2
ISO-8859-3 ISO-8859-4 ISO-8859-5
ISO-8859-6 ISO-8859-7 ISO-8859-8
ISO-8859-9 ISO-8859-10 KOI8-R
Shift-JIS US-ASCII  

 


Hypertext Transfer Protocol (HTTP)