Citations:.io game


 * 2018, Earle Castledine, HTML5 Games: Novice to Ninja: Create Smash Hit Games in HTML5
 * More recently, there's been a rise in so-called .IO games, which are casual MMOs (massively multiplayer online games) that generally have a .io domain name, hence the name. Examples include Slither.io, and the beautiful pixel-art, hack-'n'-slash game Wilds.io