J is a multifile, multiwindow programmer's editor written entirely in Java. It features syntax highlighting for Java, C, C++, XML, HTML, CSS, JavaScript, Lisp, Perl, PHP, Python, Ruby, Scheme, Tcl/Tk, Verilog, and VHDL, automatic indentation, directory buffers, regular expressions, multifile find and replace, autosave and crash recovery, undo/redo, and FTP/HTTP support. All keyboard mappings can be customized. Themes may be used to customize the editor's appearance.
