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Life & fun · May 30, 2012

DemoJS, a JS-specialized demoparty in Paris

DemoJS, a JS-specialized demoparty in Paris launched on May 30, 2012 with 39 votes, #44 of 435 launches that month and more than 75% of that year's launches. The site was still online in September 2026, 14 years on.

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In plain words

DemoJS is a demoparty held in Paris that celebrates digital creativity and the demoscene. Originally focused on web-based demos through a Mozilla initiative, it has evolved to welcome entries across all platforms, including retro systems and unconventional devices. The event provides a gathering place for demo artists and enthusiasts to showcase their work, with the venue located in the accessible Bastille district of Paris.

written from the facts on this page · September 2026

From the sources

DemoJS is the last demoparty dedicated to the web arcanes. It has started as part of the mozilla initiative to bring attention of the demo community to the web. After 4 sessions, the demoparty is back and is now a special place for the demoscene in Paris. That said, this year is special. We've decided to open competitions to all platforms , not only web. So if you feel like saying FUCK JS and are more into oldskool, PC, toasters, or in fact whatever you can make a demo with, this is for you. Come at DemoJS, and FUCK JS . Bastille is one of the easiest place to find in Paris! Use public transportation if possible, as parking spots close to the party place are quite scarce (it's downtown, and…from demojs.org

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