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Edit and play Quake 3 maps directly in your browser.
No download needed

Q3Edit is a browser-based level editor for Quake III Arena that lets you create, compile, and test maps without installing software. The editor runs q3map and ioquake3 as WebAssembly, with support for live MCP authoring for Codex and Claude integration.
Checked by Vibed
Based on what each app takes in and gives out.