FilenameFilters you can use in your own Java programs with File.list( FilenameFilter f ). They can also be used standalone as fancy dir commands. Includes AllDirectoriesFilte, AllFilesFilter,ClamFilter, DirListFilter, EndsWithFilter, ExtensionFilter, EverythingFilter, FileLengthFilter, FilenameLengthFilter and FileListFilter.
Spinner consists of source for classes for a DateSpinner and to add hex and formatted dollar input/output for Java JSpinner to your own Java programs. Spinner offers two NumberFormatter classes you can use with a JSpinner. One is HexNumberFormatter which lets your JSpinner range over hex values. The other is DollarNumberFormatter which lets your JSpinner range over dollar values.