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HalfNES

Free#14 of 26 in NES Emulators

HalfNES: A free, open-source choice for NES emulation on Windows and Linux. Ranked #14 of 26 in NES Emulators by our editors (7.9/10); pricing: Free plan; best for free Windows/Linux users wanting classic support.

7.9/10Editor score

View HalfNES

HalfNES7.9 View HalfNES

At a glance

Editor score
7.9 / 10
Pricing
Free plan
Best for
Free Windows/Linux users wanting classic support
Free plan
Yes
Paid from
Free
Supported platforms
Windows; Linux; other Java-compatible platforms
Facts checked
20 Sep 2026

Where it wins
- Supports NES and Famicom emulation with numerous mapper types
- Includes battery-backed saves, remappable controls, and joystick support
- Adds PAL support, fullscreen mode, NTSC filter, and NSF playback
Where it doesn't
- Does not provide save states
- Packaged versions require Java 8 or newer
- Windows and Linux are the explicitly named platforms

Our verdict on HalfNES

HalfNES is a free, open-source emulator for NES and Famicom software, aimed at users who want classic console support on Windows or Linux. It is distributed through a public GitHub repository, with Windows executables and Java JAR builds for other platforms. Its feature set covers core emulation needs while adding support for both NTSC and PAL system types, making it suitable for users focused on NES and Famicom compatibility rather than a broad multi-console front end.

For input and display, HalfNES offers remappable controls plus DirectInput and XInput joystick support. Full-screen mode, an NTSC display filter, and shader support provide additional presentation options. The emulator also includes an NSF music player, extending its use beyond game playback. Support for numerous NES mapper types and battery-backed game saves helps it accommodate cartridges that depend on different hardware mappings or persistent progress.

HalfNES is a strong fit for users who prioritize a free, open-source NES emulator with mapper support, PAL compatibility, controller flexibility, and straightforward display features. The main trade-off is the absence of save states, so users who rely on quick snapshots rather than battery-backed in-game saves should choose an alternative. Packaged versions require Java 8 or newer, and Windows and Linux are the explicitly named platforms, while other options depend on Java compatibility.

Your product? Our editors can test HalfNES in depth and publish a review, labelled as paid · from $149/mo →

HalfNES pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on github.com

HalfNES fact sheet

Free plan	Yes
Paid from	Free
Supported platforms	Windows; Linux; other Java-compatible platforms
Save states	No
Rewind	Not verified
Netplay	Not verified
Shader support	Yes
Cheat support	Yes
Deployment	Desktop
Platforms	Windows, Linux
Support	Community
Built for	Solo, Small business (editorial estimate)
Pricing	Free plan
Website	github.com
Facts checked	20 Sep 2026

Alternatives to HalfNES

See all HalfNES alternatives →

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Featured on iTechGuides

HalfNES is listed in our NES Emulators directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update