webassembly

Hey everyone! I've always been a fan of retro gaming, and I recently decided to take on the challenge of porting the original 1993 DOOM to the browser. The result is RetroPlay , a fully functional, zero-plugin version of DOOM that runs purely on WebAssembly. Key Features: Pure WASM: Compiled using Emscripten. Freedoom WAD: Included by default so you can play immediately. Mobile Friendly: Custom t…

Nick Fitzgerald
7/20/2026

The Wasm GC and exceptions proposals are both enabled by default in today’s Wasmtime 47 release! We are excited to help bring more languages to WebAssembly and everywhere that Wasmtime runs. Getting to this point involved large Wasmtime changes and represents the culmination of years of engineering effort. Wasmtime Wasmtime is a WebAssembly runtime that is fast, safe, and portable. It is standalo…

When I started building ImgToolkit, the goal was simple: every image tool site I used either uploaded my files to some server I didn't trust, watermarked the output, or locked the useful features behind a $12/month plan. I wanted to build something where everything runs in the browser. Your files never leave your device. No server, no account, no paywall. This is the technical breakdown of how I …