Turn Leopard's Screen Sharing into a better Apple Remote Desktop lite
9to5mac.com/2007/12/15/turn-leopards-screen-sharing-into-a-better-apple-remote-desktop-lite
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
Today, Macworld's Rob Grifiths shows us how to turn Leopard's built-in Screen Sharing into a full-fledged screen sharing application - with a lot of he features that are sold in Apple Remote Desktop. It only takes a few lines of code in the terminal.