.io browser games are online multiplayer games that are typically played directly in a web browser, without the need for any additional downloads or installations. They are usually simple, quick to play, and often feature minimalist graphics and gameplay mechanics.
These games are typically set in a shared virtual world, where players compete against each other in real time. The .io games typically have a low barrier to entry, and are popular due to their accessibility and the ability to play with friends or strangers from all over the world.
Some popular examples of .io games include Venge.io, Sushi Party.io, and Schoolbreak.io, which have become viral sensations due to their addictive gameplay and social sharing features. The .io game genre continues to grow and evolve, with new games and variations being released regularly.