TechTool Pro Posted on Thursday, June 20th, 2013 at 5:21 pm. PTWritten by Jim Dalrymple This utility has been around as long as I have. Moeskido One of my primary security blankets. Franko65 Does Apple still include AHT DVD with their new Macs? If not, TechTool may regain its popularity. Moeskido Looks like the Apple Hardware Test has been replaced with an OS component, “Apple Diagnostics.”http://support.apple.com/kb/HT5781?viewlocale=en_US&locale=en_US Franko65 Bookmarked. Thanks!