![Wikipedia logo](https://images.calendafest.com/posts/01/wikipedia-day.webp)
Wikipedia Day
![Macintosh desktop computer](https://images.calendafest.com/posts/01/macintosh-computer-day.webp)
Macintosh Computer Day
![Male programmer protecting data on a laptop](https://images.calendafest.com/posts/01/data-privacy-day.webp)
Data Privacy Day
![A male hand cleaning dirty computer keyboard with brush to remove dust](https://images.calendafest.com/posts/02/national-clean-out-your-computer-day.webp)
National Clean Out Your Computer Day
![Man using devices on digital concept background](https://images.calendafest.com/posts/02/safer-internet-day.webp)
Safer Internet Day
![Realistic vector battery charging empty to full energy level.](https://images.calendafest.com/posts/02/national-battery-day.webp)
National Battery Day
![Alexander Graham Bell with a pipe and telephone](https://images.calendafest.com/posts/03/alexander-graham-bell-day.webp)
Alexander Graham Bell Day
![Top view laptop with lock and chain](https://images.calendafest.com/posts/03/world-day-against-cyber-censorship.webp)
World Day Against Cyber Censorship
![Gas pump nozzles at the gas station](https://images.calendafest.com/posts/03/national-biodiesel-day.webp)
National Biodiesel Day
![Electronic devices connected to the cloud in flat design](https://images.calendafest.com/posts/03/world-backup-day.webp)
World Backup Day
![Military submarine moving](https://images.calendafest.com/posts/04/national-submarine-day.webp)
National Submarine Day
![One person in space suit explores galaxy](https://images.calendafest.com/posts/04/international-day-for-human-space-flight.webp)
International Day for Human Space Flight
![Basket with dirty clothes in front of the washer and dryer](https://images.calendafest.com/posts/04/national-laundry-day.webp)
National Laundry Day
![Homemade amateur radio studio with a variety of equipment.](https://images.calendafest.com/posts/04/world-amateur-radio-day.webp)
World Amateur Radio Day
![Unusual equipment for transmitting Morse code and distress signals.](https://images.calendafest.com/posts/04/morse-code-day.webp)
Morse Code Day
![Creative artists at work painting colorful patterns](https://images.calendafest.com/posts/04/world-design-day.webp)
World Design Day
![Screen with a password with other security for the world padlock and technology](https://images.calendafest.com/posts/05/world-password-day.webp)
World Password Day
![White drone floating in a bright blue sky](https://images.calendafest.com/posts/05/international-drone-day.webp)
International Drone Day
![Man reviewing information from around the world in a hologram](https://images.calendafest.com/posts/05/world-information-society-day.webp)
World Information Society Day
![Caliper, measuring instrument, measuring a nut](https://images.calendafest.com/posts/05/world-metrology-day.webp)
World Metrology Day
![Young female manager discussing over a sticky note with coworkers in an office meeting](https://images.calendafest.com/posts/05/national-creativity-day.webp)
National Creativity Day
![The Tesla Model 3 is parked in front of a modern house with an electric charger on the side](https://images.calendafest.com/posts/05/autonomous-vehicle-day.webp)
Autonomous Vehicle Day
![Landscape of morning fog and mountains with hot air balloons at sunrise](https://images.calendafest.com/posts/06/hot-air-balloon-day.webp)
Hot Air Balloon Day
![Knitting a piece of carpet in sewing machine](https://images.calendafest.com/posts/06/national-sewing-machine-day.webp)
National Sewing Machine Day
![Typewriter on an old table scene of nostalgia and history.](https://images.calendafest.com/posts/06/national-typewriter-day.webp)
National Typewriter Day
![Portrait of female industry maintenance engineer wearing uniform and safety helmet in factory](https://images.calendafest.com/posts/06/women-in-engineering-day.webp)
Women in Engineering Day
![A black color television with a colorful background](https://images.calendafest.com/posts/06/color-tv-day.webp)
Color TV Day
![World with refrigeration icons on world refrigeration day design template](https://images.calendafest.com/posts/06/world-refrigeration-day.webp)
World Refrigeration Day
![Side of white Chevrolet Corvette car on clean white background](https://images.calendafest.com/posts/06/national-corvette-day.webp)
National Corvette Day
![Hands holding smartphone social media concept](https://images.calendafest.com/posts/06/social-media-day.webp)
Social Media Day
![Air conditioner on wall background at home](https://images.calendafest.com/posts/07/air-conditioning-appreciation-day.webp)
Air Conditioning Appreciation Day
![An image of a brain with a glowing sign that says ai](https://images.calendafest.com/posts/07/artificial-intelligence-appreciation-day.webp)
Artificial Intelligence Appreciation Day
![Realistic illustration of various emojis with emoticons.](https://images.calendafest.com/posts/07/world-emoji-day.webp)
World Emoji Day
![Astronaut in suit floating in space while looking at Earth](https://images.calendafest.com/posts/07/space-exploration-day.webp)
Space Exploration Day
![African female architect engineer analyzing new construction plan in CAD program working in business office](https://images.calendafest.com/posts/08/national-cad-day.webp)
National CAD Day
![Mobile developer writes program code on a computer, works in home office.](https://images.calendafest.com/posts/09/programmers-day.webp)
Programmers Day
![A group of people raising their hands](https://images.calendafest.com/posts/09/international-nft-day.webp)
International NFT Day
![Young adult programmer typing away on computer](https://images.calendafest.com/posts/10/national-techies-day.webp)
National Techies Day
![The disassembled mechanical keyboard, Shift keys and Caps Lock](https://images.calendafest.com/posts/10/international-caps-lock-day.webp)
International Caps Lock Day
![Globe with WiFi sign in the center](https://images.calendafest.com/posts/10/national-internet-day.webp)
National Internet Day
![stem illustration science technology engineering mathematics education social media](https://images.calendafest.com/posts/11/stem-steam-day.webp)
STEM/STEAM Day
![Realistic x-ray human spine and pelvis](https://images.calendafest.com/posts/11/world-radiography-day.webp)
World Radiography Day
![Modern television on elegant table](https://images.calendafest.com/posts/11/world-television-day.webp)
World Television Day
![Red planet](https://images.calendafest.com/posts/11/red-planet-day.webp)
Red Planet Day
![Cyber security network padlock icon and internet technology networking businessman protecting data](https://images.calendafest.com/posts/11/national-computer-security-day.webp)
National Computer Security Day
![Laptop with book on a blue background](https://images.calendafest.com/posts/12/world-computer-literacy-day.webp)
World Computer Literacy Day
![Microwave oven gray electrical appliances for home](https://images.calendafest.com/posts/12/national-microwave-oven-day.webp)
National Microwave Oven Day
![An airplane flying head-on with a world map in the background](https://images.calendafest.com/posts/12/international-civil-aviation-day.webp)
International Civil Aviation Day
![Isometric view smartphone with various applications flying on the screen with mobile application icons such as social networks, messages, calls, maps, weather, smart home, among others](https://images.calendafest.com/posts/12/national-app-day.webp)
National App Day
![Old airplane flying easily](https://images.calendafest.com/posts/12/wright-brothers-day.webp)