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BizHawk vs jgenesis: catalog facts
BizHawk	jgenesis
Free Free and open source under the MIT licence.	Free Free to download from GitHub.
Windows, Linux	Windows, Linux, Web
Frame stepping, rewinding and unlimited named savestates across every core Memory view, search and edit in all emulated hardware components	Several Sega consoles plus the SNES in one emulator Runs in a browser through WebAssembly
Windows users must run a separate prerequisites installer first Windows and Linux only; macOS is not officially supported	macOS is not officially supported Smaller project than the established multi-system emulators
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: MIT	License not stated
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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