YouTube5 For Mac Publisher's description
from Connor McKay
YouTube5 For Mac
This extension removes the need to use flash on YouTube by converting all videos to their HTML5 video tag equivalents. It also has the added benefits of decreased CPU usage compared to flash, and the removal of in-video ads.
What's New in This Release:В· Added option to disable autoplay of videos on YouTube.com, along with a system for displaying video errors.
System Requirements:В· Safari 5 or later
Program Release Status: Minor Update
Program Install Support: Install and Uninstall