Research Description Language (RDL) is an XML application for describing and publishing scientific research efforts. Research Editor (REd) is a tool for editing RDL documents, and exporting them to LaTeX, PDF, etc.
Notes is a programmer text editor for linux and windows. Use Notes to edit HTML, JavaScript, CSS, Java, JSP, PHP, Perl, ASP, C, C++, Pascal, Delphi, Visual Basic, Assembly, etc.