Features

• grep as you type
• macro recording and playback
• multi-element clipboard
• can synchronize with KDE Klipper or xclip
• multi-level undo
• parsed ("smart") indentation
• customizable multilingual syntax highlighting, with support for embedded languages (e.g. PHP, erb, Javascript)
• bookmarking, named and unnamed
• regular expression searching
• customizable status line
• code/keyword completion/snippets
• 256-colour support
• interactive help system
• sessions
• hooks
• built-in Ruby support
• fully extensible
• scripting in any language
• limited ctags support
• some git integration