Extension for linum-mode to highlight current line number. To use this package, add these lines to your .emacs file: (require 'hlinum) (hlinum-activate) And by using M-x linum-mode, you can see line numbers with highlighting current line number. You can customize the color of highlighting current line by changing `linum-highlight-face'. By default, hlinum highlights current line only in the active buffer. To highlight current line in all buffers, change `linum-highlight-in-all-buffersp' to t.