• gtksourceview

gtksourceview

GtkSourceView is a portable C library that extends the standard GTK+ framework for multiline text editing with support for configurable syntax highlighting, unlimited undo/redo, UTF-8 compliant caseless searching, printing and other features typical of a source code editor.

SlackBuild

http://slackbuilds.org/repository/14.0/libraries/gtksourceview/

Package 32 bit: