Why Do Big Games Keep Being Made Playable In Browsers? A Guide To Vibe-Coded Ports

A wave of AI-generated browser ports has appeared online, letting players click a link and play without downloading large files or installing an emulator. These ports are made by decompiling a game and using AI to translate it into web languages such as WebAssembly, a process made easier by AI updates like Claude Opus 5.5. So far, retro games from the 2000s and early 2010s are the ones making the rounds.