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What if you could run an entire automated greenhouse, a security network, and a heavyweight AI Edge Cluster without plugging into the wall?
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Springhouse

jeremiahJeremiah

Democratizing industrial automation using OpenPLC and microcontrollers such as Arduino to implement IEC 61131-3 standards at a low cost.
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Master Industrial Programming with Arduino & ESP

salaheddineSalah_Eddine

Universal industrial I/O controller with relays, analog/digital I/O, Modbus & OPC-UA support. Powered by Raspberry Pi.
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SigCore UC - Universal Controller

edwardEdward

Stores solar energy in supercaps to deliver 24V bursts—even after days without sunlight.
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Supercapacitor Solar IoT for High-Power Actuation

nelectraNelectra

Browser-based PCB reverse engineering suite. Digitize boards from photos, map components, trace nets, and stitch images. 100% Local-first.
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PCB ReTrace

dev-labdev-lab

Reading temperature accurately while siphoning power from the NFC field in a keychain compatible form factor
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NFC_temp - passive NFC thermometer

bjornbjorn

I find a timestamp on printed models useful when iterating designs. I can then easily find the newest from a bunch of prints.
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OpenScad timestamp

oaolsenO.A.Olsen

A NAS server in the form factor of a smarthome control panel
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The NAS Unlike Any Other

magmabowMagmabow

Track your software product development from PVD to SDD to HLRs to LLRs to STP
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TraceR: A Software Traceability Tool

john-andersonJohn Anderson

A 4096-ch MCA for gamma spectroscopy. i.MX RT1010, external ADC via DMA, SiPM bias supply. Open hardware. Launching on Crowd Supply.
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GadgetSci MCA

catalineacsucatalineacsu

A super simple solar motor anyone can build in minutes.
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A Contemporary Radiometer

andrea-consoleAndrea Console

A fully featured, open-source USB Power Delivery protocol/power analyzer and programmable sink for testing, logging, and debug.
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Dr. PD USB-PD protocol analyzer

marco-tabiniMarco Tabini

BK7258 is connected to 2x2.16" 480x480 AMOLED, one L1+L5 frequency band GPS module, and one SIM7670G 4G module. And 4 sensors.
Project Owner Contributor

BK7258 240MHz+2x480MHz low-power IoT platform

eleclabElecLab

ESP32 E-Ink watch that can run solely on solar power
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LightInk

danielDaniel

this non-invasive module turns a cheap solar controller into a more intelligent power management station
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SolarCtrl

akgangakgang

Sustainable* electricity you make yourself! *for as long as you're willing to sustain.
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Practical Power Cycling

alnwlsnalnwlsn

Going up?

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