Posts
Building a Modern ESP32 Web Interface with Svelte and AI

November 10, 2025 • 7 min read • Plant Watering

Building a Modern ESP32 Web Interface with Svelte and AI

A guide to creating a responsive, self-hosted web interface for ESP32 microcontrollers using Svelte, PlatformIO, and AI coding assistance.

Improving Reliability for ESP32 Plant Watering Systems: Lessons from Plant133

November 3, 2025 • 5 min read • Plant Watering

Improving Reliability for ESP32 Plant Watering Systems: Lessons from Plant133

Diagnosing and fixing common failures in ESP32 plant watering projects: PCB design flaws, pump corrosion, and soil moisture sensor protection.

Improved PCB Stencil Alignment with 3D Printed Fixtures

October 25, 2025 • 3 min read • PCB Assembly

Improved PCB Stencil Alignment with 3D Printed Fixtures

Learn how to design and use a simple 3D printed fixture to perfectly align your PCB and solder paste stencil, preventing smearing and speeding up assembly.

Garden133 Firmware: Power-Efficient C++ Code For ESP32, With Deep Sleep and LoRa

August 9, 2025 • 6 min read • Platformio

Garden133 Firmware: Power-Efficient C++ Code For ESP32, With Deep Sleep and LoRa

A deep dive into the ESP32 C++ firmware for Garden133, featuring energy-conserving deep sleep, LoRa communication, and Home Assistant integration via MQTT.

Garden133 Radio: Designing a Low-Power LoRa Protocol for ESP32 Soil Sensors

July 3, 2025 • 5 min read • LoRa

Garden133 Radio: Designing a Low-Power LoRa Protocol for ESP32 Soil Sensors

Designing a custom, low-power LoRa radio protocol using Protocol Buffers for the Garden133 ESP32 soil moisture monitoring system.

Garden133 Hardware: Solar-Powered, ESP32-Based Soil Moisture Sensor System Design

June 21, 2025 • 18 min read • Plant Watering

Garden133 Hardware: Solar-Powered, ESP32-Based Soil Moisture Sensor System Design

Detailed hardware design for the Garden133 solar-powered ESP32 soil moisture sensor system, featuring LoRa, TP4056 battery charging, and a 3D printed waterproof enclosure.

Garden133: A DIY Solar-Powered, Soil Moisture Monitoring System using LoRa

June 15, 2025 • 12 min read • Plant Watering

Garden133: A DIY Solar-Powered, Soil Moisture Monitoring System using LoRa

Building a solar-powered garden monitoring system based on ESP32, LoRa, and Home Assistant to save water by automating irrigation.

DIY SMD PCB Assembly: Tools and Organization for Hobbyists

May 24, 2025 • 14 min read • Gridfinity

DIY SMD PCB Assembly: Tools and Organization for Hobbyists

A guide to hand-assembling Surface Mount Device (SMD) PCBs, including custom 3D printed Gridfinity storage, soldering tips, and inventory management.

Garage133: DIY Garage Door Automation with ESP32 and Home Assistant

October 12, 2024 • 12 min read • Garage Doors

Garage133: DIY Garage Door Automation with ESP32 and Home Assistant

A complete guide to building a DIY garage door automation system using ESP32, ultrasonic distance sensors, and relays, with Home Assistant integration.

Plant1337: A Next Generation DIY ESP32 Automatic Plant Watering System

October 5, 2024 • 7 min read • Plant Watering

Plant1337: A Next Generation DIY ESP32 Automatic Plant Watering System

My DIY automatic plant watering system has an improved design supporting up to 4 plants. It has a custom ESP32 PCB, integrates with Home Assistant, and can be built with the designs in my GitHub repository.