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Yet another breadboard computer - 7 chips, plus a clock module and a FTDI USB module
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Z80 Breadboard Computer

stephen-willcockStephen Willcock

An indoor, solar-powered cicada that harvests light through its wings and bursts into a buzzing call once enough energy is stored.
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Screaming Solar Cicada

snowhandsSnoWHandS

Development platform for the avrOS system and drivers
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Selectron 1000 Prototyper

john-andersonJohn Anderson

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

Raspberry Pi Compute Module 4 carrier that plugs directly to HDMI port.
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Raspberry Pi CM4 TV Stick

mbsmbs

A professional-looking VFO for your radio projects without spending a fortune on touchscreen, rotary encoder or complex hardware.
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The Ultimate Smartphone VFO ESP32 & Si5351 Wireles

mircemkmircemk

With an accumulator to store one operand. Do binary addition (and subtraction) with the 8-bit Workbench™ and Binary (or Hex) Keyboard.
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Byte Adder Subtractor: an 8-bit Full Adder

nijssenNijssen

A non-intrusive GPIB pass-through adapter exposing all bus lines
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GPIB Tap

dethmer-kupersDethmer Kupers

A 64-knob virtual-analog synthesizer on Raspberry Pi Pico 2 — fully tactile, no menus, real-time control.
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64-Knob Virtual-Analog Synth on Pico 2

hiroyuki-oyamaHiroyuki OYAMA

Read/Write Modbus RTU (RS485) via Ethernet and WiFi use ESP32
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Modbus RTU to Ethernet Gateway Using ESP32 and LAN

namnamnamnam

BK7258 is connected to 2x2.16" 480x480 AMOLED, one L1+L5 frequency band GPS module, and one SIM7670G 4G module. And 4 sensors.
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Triple M33 low-power portable display

eleclabElecLab

LoRa mesh weather station: Raspberry pi Pico W ingests UDP, sends via Meshtastic to Pi, stores in SQLite, syncs to AWS with retries
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Meshtastic Weather Station

brahm-schultzBrahm Schultz

Open-source mission data contracts for small spacecraft: telemetry, commands, payload data, storage intent and downlink assumptions.
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OrbitFabric

fabrizio-rovelliFabrizio Rovelli

Welcome to the most painfully niche thing I've created.
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Solar Solenoid Controller - WellWatch

jesse-farrellJesse Farrell

A low cost robotic hand for robots and humans
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Yeah Robotic Hand (formerly Rebelia)

vittorio-lumareVittorio Lumare

Multiple ESP32 CAM and PI to record timelapses over longer periods
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ESP32 Cam timelapse

bjarkechristesenbjarkechristesen

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