If you want a more flexible and open source text editor, this can be useful:jEdit features include:
- Runs on any operating system with a Java 2 version 1.3 or higher virtual machine – this includes MacOS X, OS/2, Unix, VMS and Windows.
- Efficient keyboard shortcuts
- Comprehensive online help
- Unlimited undo/redo
- Copy and paste with an unlimited number of clipboards (known as “registers”)
- Syntax highlighting for more than 130 file types