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Capture-the-flag swarm — dual-ESP32 drones (P4 onboard vision, S3 comms), PX4 flight, ROS2 ground station. Open-source.
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Open-Source 5-Drone PX4 Swarm, Onboard ESP32-P4&S3

mach-mindMach Mind

Sparrow Extended UI, DHOActions, DHOTools, and DHOVisor: a suite of firmware and software designed to take DHO devices to the next level.
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Enhanced the Rigol DHO800/900 Series Oscilloscope

miguel-risco-castilloMiguel Risco-Castillo

There has long been a dream of replacing all the floor mounted lighting with anything more practical.
Project Owner Contributor

Ultimate lighting

lion-mclionheadlion mclionhead

A compact water chiller/heater that can function as a drop-in alternative to cooling mattresses like 8Sleep + other purposes (lab).
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Opencooler

patPat

This project consists of building a Vertical Keyer (traditional Morse key) with an integrated Morse code decoder, based on the ESP32-C3 MINI
Project Owner Contributor

ESP32 C3 MINI MORSE TRAINER / OSCILATOR VERTICAL

lu6apr-pablo-javier-ramosLU6APR Pablo Javier Ramos

8-command 315MHz RF transmitter/receiver system using PIC16F76, HT12E/D chips, and H34C/SYN840R modules for 10m range.
Project Owner Contributor

8-Command Radio Control (10m)

oleksandrOleksandr

Turntable Adapted to produce Hydrofugal energy creation
Project Owner Contributor

Free.electricity

bryan-skakelBryan skakel

A custom 8-bit microprocessor for education/fun, with front-panel controls and an LCD display for simple analysis of system state
Project Owner Contributor

Bare Metal Microprocessor Board

nickNick

Turntable Adapted to produce Hydrofugal energy creation
Project Owner Contributor

Have Free electricity on me

bryan-skakelBryan skakel

Making frankincense multiplanetary
Project Owner Contributor

Starship incense holder

lion-mclionheadlion mclionhead

Skoog Tablets: Seawater to protein in 72h. Off-grid. Three tablets purify, grow, and secure food via the sun. Open source for acute hunger.
Project Owner Contributor

Skoog Tablets —Emergency Proteins for the Starving

goranskoogGoranskoog

Sage is an experimental, open, and deliberately simple private AI that runs entirely on a Pi 4.
Project Owner Contributor

Hackable Private AI for Your Home Network

psauxpsaux

Making a processor from scratch using only 74HC series logic... and then giving it a front panel!
Project Owner Contributor

Front panel computer using only 74HC logic

vactronixVactronix

A probe to measure temperature using an oscilloscope.
Project Owner Contributor

Thermocouple O-Scope Probe

schuyler4schuyler4

Using a scope and some off the shelf parts, measure the speed of light.
Project Owner Contributor

Measuring the speed of light at home

matt-vennmatt venn

Heavy-duty ESP32 audio streamer with built-in Ethernet, MEMS mic, RGB LED and TFT screen option
Project Owner Contributor

Louder-ESP32-Pro

andriymalyshenkoandriy.malyshenko

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