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WASM-4

Place
#54 of 92
Score
7.0
WASM-4's website

The facts below are what the maker publishes about WASM-4, checked and dated. Our editors have not written about it yet.

Plans and prices

From WASM-4's own pricing page, checked 12 Oct 2026.

All about pricing
PlanPriceWhat it gives you
WASM-4FreePricing not stated on the opened pages

The facts

Each one read from WASM-4's own pages, with the date it was checked.

What it does

Audience
The project is intended for developers who want to build small games and experiment with programming languages that compile to WebAssembly.checked 12 Oct 2026
Audio
The sound system has four channels: two pulse wave, one triangle wave, and one noise channel.checked 12 Oct 2026
CLI
The `w4` command can create projects, run games, watch for code changes, and bundle cartridges.checked 12 Oct 2026
Community
The site describes WASM-4 as supported by a community of creators and provides a public catalog of user-built games and experiments.checked 12 Oct 2026
Design limits
Games use a 160×160 pixel display with four customizable colors, 64 KB of linear RAM, and a 64 KB cartridge size limit.checked 12 Oct 2026
Desktop downloads
The setup guide links downloads for Windows, macOS, and Linux and says the package includes the `w4` command.checked 12 Oct 2026
Development tools
The downloadable package includes the w4 command for creating projects and running games locally, and w4 can also be installed with npm.checked 12 Oct 2026
Display
The display is 160×160 pixels with four customizable colors and updates at 60 Hz.checked 12 Oct 2026
Distribution
The CLI bundles games as standalone HTML files or native Windows, macOS, and Linux executables; the HTML bundle works offline without external dependencies.checked 12 Oct 2026
Hardware limits
The specifications list 64 KB linear RAM, a 64 KB cartridge size limit, and 1024 bytes of disk storage.checked 12 Oct 2026
Input
Input supports keyboard, mouse, touchscreen, and up to four gamepads.checked 12 Oct 2026
Languages
Cartridges are self-contained .wasm files that can be built with any programming language that compiles to WebAssembly.checked 12 Oct 2026
Multiplayer
WASM-4 supports real-time multiplayer for up to four players locally or online, with online play using WebRTC and rollback netcode.checked 12 Oct 2026
Native builds
The documentation says games can be bundled as Windows, Mac, and Linux executables that run without a web browser.checked 12 Oct 2026
Netplay limits
Mouse input, save/load states, and cartridge reset are disabled during netplay, which the guide says may still have bugs.checked 12 Oct 2026
Online multiplayer
WASM-4 supports real-time multiplayer for up to four players locally or online, with netplay using WebRTC and rollback netcode.checked 12 Oct 2026
Publishing
Creators can submit a pull request to feature a game on wasm4.org, and games on the site are under Creative Commons BY-NC-SA unless the license holder releases them elsewhere under another license.checked 12 Oct 2026
Purpose
WASM-4 is a low-level fantasy game console for building small games with WebAssembly.checked 12 Oct 2026
Save data
Games can persist up to 1024 raw bytes; web runtime saves use browser localStorage, while native runtime saves to a file beside the game.checked 12 Oct 2026
Saving
Games can persist up to 1,024 bytes between sessions; the web runtime stores this in domain-bound browser localStorage, and the native runtime stores it in a file beside the game.checked 12 Oct 2026
Security and compliance
The official pages opened did not state security certifications or compliance claims.checked 12 Oct 2026
Source code model
open_sourcechecked 24 Sep 2026
Supported downloads
The setup page provides downloads for Windows, macOS, and Linux.checked 12 Oct 2026

Money

Free plan
Yeschecked 24 Sep 2026

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