An independent developer has published a multi-part series showing the innards of a homebrew GameBoy emulator--one that runs in JavaScript inside a browser window.

In a dedicated attempt to show just how far the programming language Javascript has developed since its launch in Netscape Navigator 2.0 during September 1995, Imran Nazar is building a Game Boy ...

Sure, it's one thing to build a Game Boy emulator out of what is typically viewed as a limited-purpose language for enhancing website interactivity for the usual emulator-building reasons: you ...

The Mozilla Labs gaming blog has a guest post by developer and gamer Imran Nazar, who is hard at work building a GameBoy emulator using JavaScript. As Nazar points out, “HTML5 now offers the ...

Fabrice Bellard, creator of the multiple architecture emulator QEMU and FFmpeg, amongst other open source projects, has unleashed his Javascript powered PC emulator. In its current state, it boots a ...

This week the company took down a popular JavaScript-powered Game Boy Advance emulator with dozens of pre-loaded games, claiming several copyright infringements. ...

Another JavaScript Game Boy emulator from 2009 is available on the Web, though like Nazar's so far, it's silent. But Nazar has been chronicling his Game Boy project at his Web site.

Now, in related but separate news, Nintendo has shut down a repository on the developer platform GitHub - which allowed users to access Game Boy Advance games through a JavaScript-based emulator.

The output is currently a single-page Javascript emulator application with an assembly and a dissembler. However, but that backend can easily be swapped to another language such as Rust or C++.

"For fun," he built a complete PC emulator in JavaScript, and then used it to run a fully functioning version of Linux in a web browser. How did it turn out?