.UW8 File Extension

MicroW8 Cartridge File

Developer exoticorn
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What is a UW8 file?

A UW8 file is a MicroW8 program, meant to be run or played with the MicroW8 fantasy console. It is a binary WebAssembly file that defines the program's functions and included assets. Many UW8 files contain retro-style 8-bit video games.

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Screenshot of a .uw8 file in MicroW8
UW8 file open in MicroW8

Exoticorn MicroW8 is a WebAssembly-based fantasy console inspired by the TIC-80, WASM-4, and PICO-8 fantasy consoles. It is meant to run programs that are 256 bytes or smaller in size. These programs typically consist of graphical effects or simple video games.

Developers creating programs for MicroW8 save them as UW8 files. These files contain source code that was written in CurlyWas or WebAssembly and compiled to WebAssembly for use with the MicroW8 runtime.

How to open a UW8 file

You can open a UW8 file with MicroW8, which is available for Windows, macOS, and Linux, as well as on the web. Doing so will run the program the file contains (and allow you to play the game it contains, if it contains a game).

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Programs that open UW8 files

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Verified by FileInfo.com

The FileInfo.com team has independently researched the MicroW8 Cartridge file format and apps listed on this page. Our goal is 100% accuracy and we only publish information about file types that we have verified.

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