The Courier Unicode Library implements several algorithms related to the Unicode Standard: look up of uppercase, lowercase, and titlecase equivalents of a Unicode character, grapheme and work breaking rules, line breaking rules, and several other related functions. The library also implements C++ bindings for these algorithms.
conv2047 is a very simple RFC 2047 Unicode email header field converter. It reads header lines from standard input and tries to decode or encode them. Operation modes: -d decode (MIME-Header --> UTF-8) and -e encode (UTF-8 --> MIME-Header). The -c option can concatenate multiple output lines into 1.