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ares vs FCEUX: catalog facts
ares	FCEUX
Free The software is free under its open-source licence. Hosting, hardware and external…	Free Free and open source under the GPL.
Windows, macOS, Linux	Windows, macOS, Linux
It descends from higan and bsnes and deliberately trades performance for clear, accurate cores across a long list…	Lua scripting and frame-precise movie recording for tool-assisted runs Debugger, hex editor and PPU viewers built in
The accuracy focus means it needs more CPU than fast emulators, and the interface is plain.	Interface is dated and dense with developer tools NES and Famicom only
Downloadable app	Downloadable app
Open source	Open source
License: BSD-3-Clause	License: GPL-2.0
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.