Catalogue record · hackernews

Gasfree.app a Rack of Synthetizers in the Browser

A rack of synthesizers, drum machines, sequencers and effects in the browser. Patch them together with cables, play them from a MIDI controller and write songs. Free, nothing to install.

Gasfree.app 让你在浏览器里搭建合成器、鼓机、序列器和效果器，用电缆连接，通过 MIDI 控制器演奏，写出自己的歌曲，不用安装任何东西。

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Where it was found

Seen on hackernews · last checked 2026-10-24.

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The teardown — how it actually charges, which mechanism was found, and the seam worth taking — is in the daily letter. This page carries the record and the signals so search engines and link previews have something real to read; the judgement stays with the readers who asked for it.

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