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DEV Joni

Open Science Instrumentation


Full-stack Integration. We believe technology should work together seamlessly. That is why we design and build our devices entirely in-house - from hardware to software - ensuring great performance at every level.

Open-source Freedom. We empower you by sharing all our design files and code. With this open access, you can unlock endless possibilities: Innovate, modify, and share without any limits.

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Copyright (C) 2023-2025 DEV Joni / Joni Kemppainen. This website is operated under the laws of the Republic of Finland by DEV Joni / Joni Kemppainen. Our business identification number is Y-3339572-3 and EU VAT-ID FI33395234. We operate from Hyrynsalmi, Finland (part of the EU). DEV Joni is a trade / business name protected by the Finnish Trade Register. Prior purchase view our Terms and Conditions and Privacy Policy at the Shop. Publicly available code and models licensed under GPLv3 unless otherwise noted. Any disputes will be governed by the laws of Finland. For inquires, contact us at solutions@devjoni.com