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ESP Claw with DFRobot ESP32 P4 Dev Kit

Will guide you to implement ESP Claw on DFRobot ESP32 P4 Dev Kit and how to use the interfaces.

May 12, 2026 by CETECH CETECH

The Ultimate Smartphone VFO ESP32 & Si5351 Wireless Control

A professional-looking VFO for your radio projects without spending a fortune on touchscreen, rotary encoder or complex hardware.

May 09, 2026 by Mirko Pavleski

DIY Shortwave Propagation Monitor - Measure Ionosphere Conditions

Learn how to make a simple device for monitoring the state of the ionosphere and the quality of shortwave signals using the CA3089 chip.

May 02, 2026 by Mirko Pavleski

Professional grade Smart Lock with ESP32, BLE and Android App Control

By integrating advanced sensors and optimizing the power management of the ESP32, I've created a DIY smart lock that is both reliable and energy-efficient.

April 25, 2026 by Mirko Pavleski

ESP32-CAM Email Alerts with Image Capture

Build a smart ESP32-CAM system to capture images and send email alerts instantly. Learn how to create an ESP32-CAM project that captures images and sends them via email in real time. This guide walks you through setup, coding, and configuration in a simple, practical way for makers and IoT enthusiasts.

April 23, 2026 by Rinme Tom

ESP32-CAM Smart Image Capture & Email Alert

Capture images remotely and receive instant email alerts using ESP32-CAM and Wi-Fi

April 20, 2026 by Rinme Tom

Send Emails with ESP32 Using Cloud Services

A simple guide to sending emails from ESP32 via CircuitDigest Cloud

April 20, 2026 by Rinme Tom

Arduino Email Alerts Using CircuitDigest Cloud

Send real-time email notifications from Arduino with a simple cloud setup

April 20, 2026 by Rinme Tom

Send WhatsApp Messages Using ESP32 & Cloud API

Build a simple IoT system to trigger WhatsApp alerts from ESP32 using an online API service

April 20, 2026 by Rinme Tom

Send WhatsApp Messages Using Arduino & Cloud

Automate WhatsApp alerts with Arduino and a cloud API in a simple IoT setup

April 20, 2026 by Rinme Tom

Building a 3-Input Stereo ECC83 (12AX7) Tube Preamp

This ECC83 (12AX7) preamplifier project successfully delivers the warm, pleasant, and dynamic sound characteristic of vacuum tubes.

April 18, 2026 by Mirko Pavleski

Power Failure Alarm

Why this project : I wanted to have an alarm for major storms that cause power outages lasting more than 2.5 hours. I'll only use it while I'm sleeping. But the delay before the alarm sounds can be easily modified in the Arduino Nano code.

April 15, 2026 by Andre Larochelle

Building a Real‑Time Soil Moisture Dashboard

Will guide you to build a real time soil moisture system.

April 13, 2026 by CETECH CETECH

ESP32 Weather Dashboard with Satellite Maps and 16-day Weather Forecast

The system displays real-time weather data including radar maps, cloud coverage, rain intensity, and detailed multi-day forecasts with interactive graphs.

April 11, 2026 by Mirko Pavleski

Pocket Size ESP32 AI Voice Assistant With Xiaozhi

Pocket-size AI voice assistant that can listen, respond, and even display information on a small screen. It feels more like a real device

April 09, 2026 by Raushan kumar

Bitcards: Learn Electronics Without Coding

A hands-on system that teaches digital logic and electronics using physical cards — no coding, just real understanding.

April 06, 2026 by Harun Osmanović

ESP32 Ultrasonic Radar System with Web-based Visualization

This project is an ultrasonic-based radar system using an ESP32 running FreeRTOS to manage tasks and interrupts. A servo-mounted ultrasonic sensor scans the area in automatic or manual mode. An OLED screen shows mode and distance, while LED and buzzer alerts trigger on detection. Two modes and parameters can be setup using buttons and the OLED

April 04, 2026 by GDs - Tech

DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal Generator for HF Radio

The AD9850-based VFO provides a clean, sine-wave alternative to square-wave oscillators, ensuring your HF receiver remains free from unwanted harmonic interference

April 04, 2026 by Mirko Pavleski

Openterface KeyMod: Which Connector Direction Works Best for Daily Use?

We are refining KeyMod and currently testing four connector prototype directions. They all work, but daily usability feels different. This round focuses on plug-in comfort, device clearance, portability, and real-world workflow convenience. You can also check the KeyMod pre-launch page and help us vote on the connector direction.

April 03, 2026 by TechxArtisan

DFRobot FireBeetle ESP32-P4 OLED Controller

A complete step‑by‑step guide to build a web‑controlled OLED display

March 21, 2026 by CETECH CETECH

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ESP Claw with DFRobot ESP32 P4 Dev Kit

The Ultimate Smartphone VFO ESP32 & Si5351 Wireless Control

DIY Shortwave Propagation Monitor - Measure Ionosphere Conditions

Professional grade Smart Lock with ESP32, BLE and Android App Control

ESP32-CAM Email Alerts with Image Capture

ESP32-CAM Smart Image Capture & Email Alert

Send Emails with ESP32 Using Cloud Services

Arduino Email Alerts Using CircuitDigest Cloud

Send WhatsApp Messages Using ESP32 & Cloud API

Send WhatsApp Messages Using Arduino & Cloud

Building a 3-Input Stereo ECC83 (12AX7) Tube Preamp

Power Failure Alarm

Building a Real‑Time Soil Moisture Dashboard

ESP32 Weather Dashboard with Satellite Maps and 16-day Weather Forecast

Pocket Size ESP32 AI Voice Assistant With Xiaozhi

Bitcards: Learn Electronics Without Coding

ESP32 Ultrasonic Radar System with Web-based Visualization

DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal Generator for HF Radio

Openterface KeyMod: Which Connector Direction Works Best for Daily Use?

DFRobot FireBeetle ESP32-P4 OLED Controller

Categories

Platforms

Content

Categories

Platforms

Latest Projects

Categories

Platforms

ESP Claw with DFRobot ESP32 P4 Dev Kit

The Ultimate Smartphone VFO ESP32 & Si5351 Wireless Control

DIY Shortwave Propagation Monitor - Measure Ionosphere Conditions

Professional grade Smart Lock with ESP32, BLE and Android App Control

ESP32-CAM Email Alerts with Image Capture

ESP32-CAM Smart Image Capture & Email Alert

Send Emails with ESP32 Using Cloud Services

Arduino Email Alerts Using CircuitDigest Cloud

Send WhatsApp Messages Using ESP32 & Cloud API

Send WhatsApp Messages Using Arduino & Cloud

Building a 3-Input Stereo ECC83 (12AX7) Tube Preamp

Power Failure Alarm

Building a Real‑Time Soil Moisture Dashboard

ESP32 Weather Dashboard with Satellite Maps and 16-day Weather Forecast

Pocket Size ESP32 AI Voice Assistant With Xiaozhi

Bitcards: Learn Electronics Without Coding

ESP32 Ultrasonic Radar System with Web-based Visualization

DIY Arduino VFO with AD9850 & TM1638 Pure Sine Wave Signal Generator for HF Radio

Openterface KeyMod: Which Connector Direction Works Best for Daily Use?

DFRobot FireBeetle ESP32-P4 OLED Controller

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