Browser gaming started with Flash in the early 2000s. Today, HTML5 and WebGL power full 3D games. Evolution timeline: • 2001 – Flash Games • 2008 – Mobile Web Games • 2015 – HTML5 boom • 2020 – WebGL 3D games • 2023 – WASM performance leap • 2025 – Browser games rival mobile/PC The future is fully web-based.