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Guilherme de Moraes Alvarez

Maker of keyboards, mainly. Professional Photographer, amateur everything else (musician, writer, programmer, maker) Law degree

Brazil, Porto Alegre
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1 Projects
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This user joined on 07/01/2025.

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A battery powered lamp shaped like a tooth.
Project Owner Contributor

Light Tooth

guilherme-de-moraes-alvarezGuilherme de Moraes Alvarez

Things I've Built

gma_36

A somewhat tiny keyboard for travelling. QMK. USB-C cable made of jumper wires.

Timer

Timer tries to be as easy to use as analog ones, with a rotary interface.

Dice

Just a screen and a button to roll the dice (and 2 tiny buttons to config said dice)

21k
2.1k
25
127
Raspberry Pi Compute Module 4 carrier that plugs directly to HDMI port.
Project Owner Contributor

Raspberry Pi CM4 TV Stick

mbsmbs

14.4k
3.4k
4
38
Built from the microcontroller up using rs485 and 2 km of CAT6.
Project Owner Contributor

My fully custom home automation system

bernard-kerckenaereBernard Kerckenaere

9.8k
4.4k
0
54
Modular open hardware robot for uROS2 & Microblocks
Project Owner Contributor

Rosmo robot

samukSamuk

9.2k
653
3
66
A different approach for a solar tracker, alternative movements, to be installed on the outside, to optimize the efficiency of solar panels
Project Owner Contributor

mysoltrk - a solar tracker, reinvented

my-solar-trackerMy Solar Tracker

7.4k
2.5k
4
25
7" 1200x1920 IPS MIPI DSI display for your Raspberry Pi CM4 CMIO board
Project Owner Contributor

7" LCD for Raspberry Pi CM4 CMIO

harlabharlab

6.4k
685
0
11
3D printed 6DOF robot arm controlled with Klipper - introductory robotics
Project Owner Contributor

ManiPylator

leo-goldstienLeo Goldstien

5.2k
4.9k
0
27
Wireless USB dongle (868MHz) for home automation to improve the indoor air quality (IAQ)
Project Owner Contributor

Fresh air automation by RF usb dongle

marcelMarcel

4.5k
2.1k
5
24
I'm transforming my Planck keyboard into a completely wireless keyboard using Bluefruit LE and wireless chargers.
Project Owner Contributor

Bluetooth Planck Keyboard

alex-kAlex K

3.8k
3.5k
1
44
This module is based on esp32, uses arduino for programming, and the firmware is open source. It realizes the core functions of wifi transfe
Project Owner Contributor

Wifi Module For 3D Printer(ESP32)

fiberpunkFiberpunk

3.7k
964
0
22
Use optical fibers to transmit RGB leds and animate your projects!
Project Owner Contributor

OpticalShow

sergio-ghirardelliSergio Ghirardelli

3.5k
323
4
23
A pair of calibrated thermal imaging cameras with ambient correction based around the Tiny1C thermal imaging sensor.
Project Owner Contributor

More accurate thermal imaging cameras

dan-julioDan Julio

3.2k
1.1k
0
11
Tracking the location of Bluetooth beacons using ESP32 and a home made 2.4 GHz directional antenna
Project Owner Contributor

Bluetooth Tracker

anonAnon

2.5k
1.9k
2
21
A 10 inch width HiFi music player with 7.84 touchscreen base on Raspberry Pi
Project Owner Contributor

Raspberry Pi 10inch player

rextangRex.Tang

1.6k
918
1
5
DIY Bluetooth-controlled image/GIF display using ESP32 S3-N8R16 and ILI9488 LCD for interactive, wireless visual communication.
Project Owner Contributor

ESP32-Driven Bluetooth Image & GIF Display

udara-kumarasenaUdara Kumarasena

1.6k
1.1k
2
6
Turn a good old Gameboy into a chiptunes alarm clock
Project Owner Contributor

Gameboy Clock

pixjuanPixJuan

1k
362
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1
Despite the low price for this type of device, the test results are surprisingly good.
Project Owner Contributor

Short review of small music Tesla Coil

mircemkmircemk

893
726
0
4
A Method for Hardware Based Maximum Power Point Tracking
Project Owner Contributor

Hardware MPP Tracking

brian-cornellBrian Cornell

770
633
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8
A RP2040-based Board with 32-bit Audio Output and 8x 12-bit 1MSPS ADC for creating standalone synthesizers and noise boxes.
Project Owner Contributor

PicoADK - Audio Development Kit

datanoiseDatanoise

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