Open Source Hardware Articles

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9/8/2026 • EN

OpenNMC is an open replacement for expensive APC management cards

OpenNMC is an open-source replacement for expensive APC UPS management cards, featuring NUT support, Wi-Fi, and hot-swappable design.

Apc Network Management Card Open Source Hardware Opennmc Up

Jeff Geerling

3/21/2025 • EN

Setting up a Corne Keyboard v4

A personal review and technical setup guide for the Corne v4, an open-source split ergonomic keyboard, covering firmware and key mapping.

Ergonomic Keyboard Open Source Hardware Qmk Split Keyboard

Zell Liew

7/28/2024 • EN

Building the Micro Journal

A developer shares their experience building an open-source, distraction-free digital typewriter called the Micro Journal, including customization and setup.

Firmware Keyboard Customization Mechanical Switches Open Source Hardware raspberry pi

Cassidy Williams

8/18/2022 • EN

PINE64 has let its community down

A critique of PINE64's shift away from community-driven development towards a Manjaro-focused model, harming its open-source ethos.

community management Embedded Systems linux Open Source Hardware Postmarketos

Drew DeVault

Open Source Hardware Articles

OpenNMC is an open replacement for expensive APC management cards

Setting up a Corne Keyboard v4

Building the Micro Journal

PINE64 has let its community down

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