Edit, compile & play Quake III maps in your browser.

Open, edit, and save real .map files — brushes, patches,

entities, and terrain in a TypeScript + WebGL2 editor, with BSP

compilation by id Software's original q3map compiled to WebAssembly.

One click launches your compiled map in browser-native ioquake3.

Launch Q3Edit →

01 Radiant-style four-view UI

02 Brushes, patches, CSG, terrain

03 q3map + ioquake3 in WASM

Q3Edit showing its four map-editing viewports, toolbars, object list, entity controls, and texture browser