Features

• Unlimited undo and redo.
• Interactive searching (scrolls as you type to show the next match).
• Powerful search and replace, with full regular expression support.
• Syntax highlighting (if GtkSourceView is available).
• Spell checking (if pygtkspell is available).
• Show changes from saved version, or from a previous backup.
• Bookmarks.
• Word wrap.
• Drag-and-drop saving.
• Supports UTF-8, allowing free use of characters from all languages.

Installation

1. Make sure ROX-Lib2 is installed (drag it to your /lib directory).
2. Download the archive above.
3. Extract it (eg, by dragging it to Archive)
4. Click on it to run it if your filer supports application directories, or run the Edit/AppRun file if it doesn't.
5. The documentation is in the Edit/Help directory.

There is no need to compile; it's a python program.

Where do I get gtksourceview?

It is part of gnome-python-extras (2.10 or later).