HN Showcase
Back to browse
NeoBox – a native macOS NeoGeo emulator front end

NeoBox – a native macOS NeoGeo emulator front end

by harisamin·Jul 23, 2026·3 points·0 comments
Visit ProjectView on HN

AI Analysis

●●SolidNiche GemCozy

Finally a Neo Geo front-end that feels like a real Mac app, not MAME wrangling.

Strengths
  • •Geolith core compiled directly into the app means zero external dependencies.
  • •Real-time Metal CRT shaders with scanlines and aperture mask at native refresh.
  • •Per-game memory cards prevent save data collision between different cartridges.
Weaknesses
  • •Limited to 158 supported games; niche audience compared to multi-system emulators.
  • •OpenEmu already has experimental Neo Geo support, reducing the uniqueness.
Category
Gaming
Target Audience

Retro gaming enthusiasts on macOS

Similar To

OpenEmu · MAME · RetroArch

Post Description

I am 90's kid. And NeGeo console was something I always longed for and only ever saw ONE person ever owning!

For those who are following...there's a new NeGeo AES console coming out later in the year!

I got excited and wanted to remember playing OG SNK games that I loved (Super Sidekicks, Metal Slug, Art of Fighting).

I first reached for the amazing OpenEmu native macOS emulator fronted, but found out it did NOT have support for NeoGeo console (FYI I later found out there is experimental support for it)

MAME is there, but wanted a nicer macOS fronted similar to Openemu.

I've built plenty of macOS / iOS in my career before (for fun and professionally). So decided to give it a shot. Soon this turned into NOT just a MAME frontend...but I wanted a NICER experience and embedded the amazing libGeoLith emulator library.

NeoBox can use either GeloLith (iwht native Metal rendering pipeline) or a frontend for a self-managed MAME installation.

So... what was AI generated and what wasn't:

* Main native macOS frontend was all hand written code, nothing fancy here. Just native AppKit code

* Painstakingly testing as many NeoGeo ROMS as possible and fixing bugs

AI-assisted:

* Website (duh ;) )

* libgeolith and Metal rendering pipeline. This truly was new terrority for me and I could NOT have done this without AI. I'm not well versed in graphics rendering pipelines so it was amazing to me how well Claude was in getting this working!

My goal...simple...hoping it funds my purchase of the new NeoGeo AES+ Ultimate Edition console :)

That's it!

Mac App Store Link: https://apps.apple.com/us/app/neobox-neo-geo-player/id676991...

Similar Projects

Design●Mid

Japanese ma is the most underrated design system in front end

The visual concept is strong: generous negative space, a micro-typographic centerline and restrained UI that actually sells the idea of 'ma'. Unfortunately the page reads like a demo/theme — repeated copy blocks and zeroed stats suggest placeholder content rather than a finished system or component library. Useful as a quiet starting point for designers who like minimalism, but it needs real docs, components and examples to move beyond a pretty landing.

Eye CandyNiche Gem
Dontizi
205mo ago
Open Source●●Solid

MacMule – eMule packaged as a native macOS app via Wine

Runs a 2002 Windows P2P client as a one-click mac app by bundling Wine Crossover and an eMule community build into a ~480MB .dmg — drag to Applications and it auto-connects to eMule Security/Kad on first launch. The automated GitHub Actions pipeline that rebuilds .dmg releases from the upstream eMule repo is a neat touch and spares users from fiddly Wine setup. It's a very specific, nostalgia-driven utility; expect niche appeal and the usual P2P/privacy caveats.

Niche GemWizardry
warpz
205mo ago