Kate

Kate is a multi-document, multi-view text editor by KDE. It features stuff like codefolding, syntaxhighlighting, dynamic word wrap, an embedded console, an extensive plugin interface and some preliminary scripting support. Features: * MDI, window splitting, window tabbing * Spell checking * CR, CRLF, LF newline support * Encoding support (utf-8, utf-16, ascii etc.) * Encoding conversion * Regular expression based find & replace * Powerful syntax highlighting and bracket matching * Code and text folding * Infinite undo/redo support * Block selection mode * Auto indentation * Auto completion support * Shell integration * Wide protocol support (http, ftp, ssh, webdav etc.) * Plugin architecture for the application and editor component * Customizable shortcuts * Integrated command line * Scriptable using JavaScript