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Life & fun · August 9, 2016

io808

The classic drum machine synthesizer brought to the web.

io808 launched on August 9, 2016 with 122 votes, #322 of 3,856 launches that month and more than 90% of that year's launches. The site was still online in September 2026, 10 years on.

Visit io808.com ↗io808 alternativestop 8% of August 2016

What it does

A fully recreated web-based TR-808 drum machine using React, Redux, and the Web Audio API.

Does a similar job

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  • IB
    I built a website for sharing drum patterns2025 · drumpatterns.onether.com · ▲495

    Originally started as a project to restore patterns from now defunct website 808.pixll.de just for myself, but eventually i decided to share it with others. I've seen this website mentioned a couple of times on HN:) Currently it only supports Roland TR-808, but there will be more.

  • I built a little online drum machine using 808 style samples2023 · peel.fm · ▲353

    Online drum machine and sequencer with Roland 808 style samples

  • Beats, a web-based drum machineJan 2026 · beats.lasagna.pizza · ▲160

    Hello all! I've been an avid fan of Pocket Operators by Teenage Engineering since I found out about them. I even own an EP-133 K.O. II today, which I love. A couple of months ago, Reddit user andiam03 shared a Google Sheet with some drum patterns [1]. I thought it was a very cool way to share and understand beats. During the weekend I coded a basic version of this app I am sharing today. I iterated over it in my free time, and yesterday I felt like I had a pretty good version to share with y'all. It's not meant to be a sequencer but rather a way to experiment with beats and basic sounds,…

  • I made a generative online drum machine with ClojureScript2025 · dopeloop.ai · ▲202

    After two years of development, I'm super excited to release Beat Maker! This is my take on what I hope is the best free, web-based drum machine. My goal was to build something that was not only fun and easy to use for beginners but also powerful enough for serious producers. I did extensive research on existing drum machines, analyzed their UX, and tried to build something that adds something new. It's a nearly 100% client-side app, written in ClojureScript, and is a PWA so you can install it to your home screen for an app-like experience. Besides the standard grid editor, Beat Maker has…

  • Roland 808303.studio2020 · roland50.studio · ▲89

    TR-808 drum machine and TB-303 bass synthesizer emulator

  • Type Drummer2015 · typedrummer.com · ▲166

    Drum by typing

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