Open Hardware...

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Open Hardware - Artikel
https://www.golem.de/specials/open-hardware/

Gadget Factory is a community focused on making affordable and fun Open Source Hardware.
Feel free to browse through the Open Source Hardware in the store, talk about hardware ideas in the forum, or learn more about our existing projects in the wikis.
http://www.gadgetfactory.net/ | http://store.gadgetfactory.net/

Papilio is an open-source FPGA project intended for education, hobbyists, engineers, or anyone interested in learning Digital Electronics in a friendly community. It offers FPGA development boards and add-on application modules called "Wings", that makes a easy to learn platform for beginners, and powerful design and prototyping tool for engineers.
http://papilio.gadgetfactory.net/

MegaWings plug into the Papilio board and provide everything needed for a specific application in one convenient PCB. Wings usually provide ala carte functionality for rapid prototyping while MegaWings provide everything needed for a full application.
http://papilio.gadgetfactory.net/index.php?n=Papilio.MegaWings

http://logicsniffer.gadgetfactory.net/

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What is open hardware?
"Open hardware," or "open source hardware," refers to the design specifications of a physical object which are licensed in such a way that said object can be studied, modified, created, and distributed by anyone.
https://opensource.com/resources/what-open-hardware

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OpenHardware.io is a spin off site for the MySensors.org project. We created this to keep track of all the amazing open hardware projects that was beeing created by the community. But you can share any type of Open Hardware or DIY electronics project here.
https://www.openhardware.io/

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"Zerocat: Open Hardware bis zum Chip" Helga Hansen (Make, 31.05.2017)
Mit Zerocat will ein Berliner Hacker offene Hardware vorantreiben. Die Platine mit Parallax-Chip ist ein nachbaubares Projekt, das hilft, Laptop-Firmware auszutauschen. ...
https://www.heise.de/newsticker/meldung/Zerocat-Open-Hardware-bis-zum-Chip-3728922.html