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Articles Tagged “Maker Project

14 articles found

Mini Computers

ELM11-Feather Makes FPGAs Lua-Simple for $39

The $39 ELM11-Feather puts a Gowin FPGA and a 75 MHz soft-core into a Feather board you program in Lua, with MIT-licensed firmware coming.

Alex Circuit
Alex CircuitJul 11, 20265 min read
Mini Computers

Open Book Touch Is a Hackable Open-Source E-Reader

The Open Book Touch is a DRM-free ESP32-S3 e-reader with a 4.26-inch touch e-paper screen, open firmware, and a replaceable battery, from \$149.

Alex Circuit
Alex CircuitJul 11, 20265 min read
Mini Computers

Raspberry Pi 5 Becomes an 8-Channel USB Sound Card With Optical Out

A clever open-source project turns a Raspberry Pi 5 into an 8-channel USB sound card with real TOSLINK optical output generated from a single blinking GPIO pin.

Alex Circuit
Alex CircuitJul 9, 20265 min read
Mini Computers

This E-Ink Handheld Runs a Game Boy Emulator at 60 Hz on ESP32-S3

A maker coaxed an e-ink panel into 60 Hz gaming, running a Game Boy emulator on a touch-driven ESP32-S3 board by exploiting its parallel refresh interface.

Alex Circuit
Alex CircuitJul 9, 20264 min read
Mini Computers

Inkterface Adds a Wireless E-Ink Faceplate to Valve's Steam Machine

A maker built Inkterface, a magnetic battery-powered e-ink faceplate for Valve's Steam Machine, driven by an ESP32 and fully open-sourced with STEP and STL files.

Alex Circuit
Alex CircuitJul 8, 20264 min read
Mini Computers

Arduino's New Modulino Modules Make I2C Builds Bigger and Stress-Free

Arduino launched three Modulino modules in late June 2026 — a Hub for up to 64 I2C devices, a 30-meter Extender, and a Motors driver — starting at $8.85.

Alex Circuit
Alex CircuitJun 29, 20264 min read
Mini Computers

Makerfabs' $80 ESP32-P4 Touch Panel Adds 4G, Ethernet, and a Camera

Makerfabs' MaTouch ESP32-P4 is an $80 10.1-inch HMI dev board with 4G LTE, Ethernet, a 2MP camera, and RISC-V power — an all-in-one maker panel shown June 26, 2026.

Alex Circuit
Alex CircuitJun 28, 20264 min read
Mini Computers

OpenC6 Brings PC-Style BIOS Firmware to the Tiny ESP32-C6

OpenC6, detailed June 25, 2026, is an open-source firmware that gives the sub-$10 ESP32-C6 microcontroller PC-like network boot, OTA updates, and a web setup UI.

Alex Circuit
Alex CircuitJun 26, 20264 min read
Mini Computers

QuadRF Turns a Raspberry Pi 5 Into a Real-Time RF Signal Visualizer

QuadRF is a 4x4 MIMO software-defined radio tile for the Raspberry Pi 5 that renders invisible radio signals as a live augmented-reality overlay — a remarkable maker tool launched June 24, 2026.

Alex Circuit
Alex CircuitJun 25, 20265 min read
Mini Computers

Optocam Zero Turns a Raspberry Pi Zero 2 W Into a Joyful DIY Camera

The Optocam Zero is an open-source DIY digital camera built on a Raspberry Pi Zero 2 W, with autofocus, eight filters, GIF capture, and 3D-printed parts — a delightful weekend maker build.

Alex Circuit
Alex CircuitJun 24, 20264 min read
Mini Computers

CrankGPT Runs Offline AI on a Raspberry Pi 5 You Power by Hand

A maker project called CrankGPT runs a fully offline AI voice assistant on a Raspberry Pi 5 powered entirely by a hand crank, with the crank getting harder as the model thinks.

Alex Circuit
Alex CircuitJun 17, 20265 min read
Mini Computers

ESP32 Walkie-Talkie: G.722 HD Voice Rides ESP-NOW Packets

PCMFlowG722 turns ESP32 boards into an HD-voice walkie-talkie over ESP-NOW, fitting a 160-byte G.722 frame into one packet. No router needed.

Alex Circuit
Alex CircuitMay 31, 20264 min read
Mini Computers

Raspberry Pi AI HAT+ 2 Opens the Door to Generative AI at the Maker Workbench

The Raspberry Pi AI HAT+ 2 packs 40 TOPS of on-device AI acceleration into the Pi 5 ecosystem, enabling local LLMs, vision models, and generative micro-apps.

Alex Circuit
Alex CircuitApr 11, 20265 min read
Mini Computers

Jeff Geerling Builds a Working Macintosh for $20 Using a Raspberry Pi Pico

A Raspberry Pi Pico running Pico Micro Mac firmware delivers 63% more RAM than the original 128K Macintosh — all for about twenty dollars in parts.

Alex Circuit
Alex CircuitMar 3, 20264 min read