Building interactive Ruby gem tutorials with Wasm – yes, right in the browser!

At EuRuKo 2025, in Viana do Castelo, Portugal
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What if you could experiment with a gem instantly? No environment setup, no need to install a library, clone a repo, or read tons of docs. That could accelerate adoption—especially for new gems finding an audience. Well, it’s possible! This talk is about bringing Ruby gems into browsers via WebAssembly.

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Irina Nazarova CEO at Evil Martians

Evil Martians is a developer tools consultancy founded in 2006. Creators of PostCSS, imgproxy, and 100+ open source projects with 25 billion downloads.