In the past, hackers have used this little-known Adobe feature to code simple games like Breakout and Tetris into PDF documents. But ading220 went further, recompiling a streamlined fork of Doom 's open source code using an old version of Emscripten that outputs optimized asm.js code.

A high school student found a way to run the classic PC game Doom from within a PDF file by leveraging the format's support for JavaScript and the Chromium browser engine.

Github user ading2210 /vk6 has developed an unusual port of Doom. You can play it on its official website which, of course, is just a PDF file that can be downloaded on your system. It continues a long tradition of creative Doom ports, further enriching its historic legacy

Doom PDF only works in Chromium-based browsers (Chrome, Edge, Opera, etc.) and supports custom WADs (modded Doom files like the recent Gallery Experience ), though you’ll need the original Doom WAD to get them working.

A high school student has created a Doom port that runs inside a PDF file. DoomPDF was inspired by the recent release of Pdftris – Tetris in a PDF.

There’s a growing trend of developers flexing their muscles to make PDF documents do completely different things than what they’re intended to do. The goal is to push the boundaries of the PDF format.