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OpenEmu vs RetroArch Web Player: catalog facts
OpenEmu	RetroArch Web Player
Free The open-source application is available without a license fee.	Free The open-source software is available without a license fee.
macOS	Web
Native Mac library interface with artwork and metadata handled for you One controller configuration applies across every emulated system	No installation at all; it runs in any modern browser Uses the same libretro cores as the desktop application
macOS only Core updates depend on the OpenEmu team packaging them	Slower than native and limited to lighter systems Save handling and controller support are more fragile than the desktop app
Downloadable app	Web application
Open source	Open source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.