Can I play Metal Slug online in browser without downloading?

Yes. WASM Arcade runs Metal Slug using native WebAssembly and WebGL directly in your web browser. No downloads, emulators, or installations are required.

Are game saves supported on WASM Arcade?

Yes. All game progress and save states are automatically saved client-side inside your browser's IndexedDB. You can also export and import .sav backup files anytime.

Can I play with an Xbox or PlayStation controller?

Yes. Plug in any standard USB or Bluetooth gamepad (Xbox, PlayStation, Switch Pro) and it will automatically map controls with zero input lag.

Is this game unblocked for school Chromebooks?

Yes. Metal Slug on WASM Arcade runs entirely in-browser over secure HTTPS with zero ads and zero external plugins, making it accessible on school Chromebooks and laptops.

NEO GEO • WASM ARCADE

● PLAYING

🕹️

Metal Slug

Nazca (1996)

NEO GEO1996

Metal Slug

Nazca (1996)

2 PLAYERSNEO GEO

KEYS

Joystick MoveArrow Keys / WASD

Button A (Primary)J

Button B (Secondary)K

Button C / DU / I

About Metal Slug

Locked 60 FPSZero Install

Play Metal Slug arcade coin-op edition online in your browser. Powered by our first-party EmulatorWasm core with 60 FPS raster rendering, audio synthesis, and save state persistence.

Classic Metal Slug arcade release from 1996 preserved for WebAssembly browser execution without plugins or external dependencies.

Hardware Emulation & Engine Pipeline

Technical Architecture & Specifications

Original Platform

NEO GEO

Nazca (WASM Core by WASM Arcade) (1996)

Web Engine Architecture

EmulatorWasm

WASM Arcade 1st-Party EmulatorWasm Core.

Raster & Display

Locked 60 FPS Hardware Render

Aspect: 4:3 CRT Standard • CRT Scanline Ready

Audio Pipeline

Web Audio 48kHz Stereo Synth

Cycle-accurate FM & ADPCM Sample Emulation

Input & Gamepad API

Keyboard, Mouse & Gamepad

Auto-detects Xbox, PS5, Switch & 8BitDo

Save State Persistence

100% Client-Side IndexedDB

Zero cloud tracking • One-click .sav export

Frequently Asked Questions

Can I play Metal Slug without installing any emulator?

Yes, our first-party EmulatorWasm core compiles the complete Neo Geo MVS hardware architecture into WebAssembly, running natively at 60 FPS in Chrome, Firefox, Edge, and Safari.

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