Open Source Hardware Articles

Build a stunning 24-hour digital clock using only classic 4000-series CMOS logic ICs—zero microcontrollers, zero code. Discover the complete guide to this open-hardware masterpiece by Dilshan, featuring crystal timekeeping, BCD counters, and pure hardware elegance.

PegorK/f32 is an experimental 9.85mm ESP32-C3 development board mounting behind USB-C, featuring single-GPIO design, captive portal firmware, and intentional design constraint violations for research and miniaturization exploration.

Discover how novatic14 built a $96 guided rocket launcher prototype using ESP32, 3D printing, and open-source tools. Complete with flight code, CAD files, and build guide.

Discover Icepi SBC, the OSHWA-certified open-source H3 single-board computer with DDR3, eMMC 5.1, 4K GPDI output & 100W USB-C PD. A low-cost Linux platform challenging Raspberry Pi's dominance with fully transparent hardware design.

Build a privacy-first people counter with ESP32-Paxcounter using WiFi and BLE signals over LoRaWAN. Complete setup guide with real code examples, hardware recommendations, and deployment strategies for under $10 per node.

Discover ChipShover, the open-source XYZ positioning system from NewAE Technology that's revolutionizing EMFI and side-channel analysis with sub-micron precision at a fraction of commercial costs.

OpenArm Hardware by Enactic is the 3D-printable, CERN-licensed dual-arm robot platform that's disrupting robotics research. Build a $50K-capable system for under $2,500 with complete CAD control and community support.

Discover Omnibus4X8, the open-source 414Wh programmable power station with Arduino control, Wi-Fi OTA updates, MPPT solar charging, and bidirectional USB-C PD. Build a superior alternative to $500+ commercial units for under $300.

Discover reBot-DevArm, Seeed Studio's fully open-source 6-DOF robotic arm with CERN-OHL-W-2.0 hardware licensing, Apache-2.0 software, and native integration with ROS2, LeRobot, Pinocchio, and NVIDIA Isaac Sim. Build, learn, and deploy embodied AI without proprietary lock-in.