---
title: "Discussion on \"Open Hardware Summit 2026: Berlin's Hottest Weekend in Open Tech\" | Hashnode"
description: "Discussion on \"Open Hardware Summit 2026: Berlin's Hottest Weekend in Open Tech\". Home-built flow batteries, butterfly PCBs swarming over infrared, and a moth rave — inside the open source hardware community's biggest weekend in Berlin."
url: "https://hashnode.com/posts/open-hardware-summit-2026-berlins-hottest-weekend-in-open-tech/6a2223539824c060500bc64c"
---

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# [Open Hardware Summit 2026: Berlin's Hottest Weekend in Open Tech](https://circuitrocks.hashnode.dev/open-hardware-summit-2026-berlins-hottest-weekend-in-open-tech?utm_source=hashnode&utm_medium=feed)

Home-built flow batteries, butterfly PCBs swarming over infrared, and a moth rave — inside the open source hardware community's biggest weekend in Berlin.

Jun 5 · 2 min read · circuitrocks.hashnode.dev  
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## Written by

[circuitrocks](https://hashnode.com/@circuitrocks)

@circuitrocks · Manila, Philippines

  
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distributor of arduino, adafruit, raspbery pi

⚡ Distributor of Open-Source Hardware 📍 Since 2015 | Metro Manila, PH 🔧 Empowering makers, students & innovators

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