- Char
- CharReader
- CharSlice
- CharStream
- CharUtil
- Color
- ConsoleUtil
- Control
- Displayable
- EscapeUtil
- GSMCharset
- GSMNationalLanguageIdentifier
- IndentedPrintWriter
- LineBufferedReader
- MoreCharsetsProvider
- NamingUtil
- NamingUtil.Format
- ReaderUtil
- Stringable
- StringUtil
- T61Charset
- TBCDCharset
- Unicode
- Utf8StreamReader
- Utf8StreamWriter