October 3rd - Techies Day and Virus Appreciation Day
October 16th - Named in honor of the pioneering lady logician who developed most of the core concepts behind programmable logic (as in computer software), Ada Lovelace Day is an occasion for celebrating women in science.
October 28th - Bill Gates Birthday
November 30th - Computer Security Day
December 8th - 14th Computer Science Education Week
January 7th - Nikola Tesla Day
January 27th - Thomas Edison Day
Feb 4th - Sims Day - the Sims were made on this day in 2000
April 14th - Pacman Day - Pac-Man debuted on this day in 1980.
April 27th - Morse Code Day -a tribute to the original geek code seems like a fitting way to celebrate the classic geek.
May 22nd - The Ethernet was invented on this day in 1973.
May 23rd - Alan Turning Day