ESP32

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esp32-grundig-featured
Someone turned a 60s Grundig Musikgerät radio into a networked speaker with an ESP32

The switches and dials all still work, albeit with different functions now.

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A person holding an ESP32-S3
I switched from Arduino IDE to ESPHome for my custom ESP32 smart home devices, and my projects got a lot easier

ESPHome is the sole reason I was able to build several ESP32 smart sensors without losing my patience

A person holding multiple ESP32 boards
My first ESP32 sensor solved a real problem, and now I'm building new projects every week

This project became the foundation of my smart home automations

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Someone made an ESP32-powered device that links up GBA consoles over the internet

It doesn't require any modifications to the GBA, either.

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A person holding an ESP32
Every ESP32 program you've written has been ignoring half the chip

Your code can run on the second core, too

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esp2-phone-finder-featured
This cool ESP32‑S3 project is like a Geiger counter but for finding your phone instead of radiation

You'll actually want to follow the clicks this time.

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doomscroll-pet-featured
This ESP32-S3 Tamagotchi will die if you doomscroll on your phone too much

The only cure is to close the app.

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A person holding an ESP32 sensors
4 beginner-friendly ESP32 sensors you need first and foremost

Every ESP32 newcomer needs these sensor modules

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This ESP32 project couples a simple clock with some iconic retro gaming references

Clocks have never looked cooler.

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esp32 on toolbox
Not all ESP32 boards are the same, and picking the wrong one wastes weeks of your project time

Look for the wireless capability you need, not the name on the board

A person holding a joystick sensor with an ESP32
5 ESP32 projects that punch way above their weight

These projects are simple, cheap, and highly useful

A person holding an ESP32 connected to a matrix display
Home Assistant doesn't protect your ESP32 devices from the internet, and most users don't realize it

If you're not careful, your DIY ESP32 devices could make your smart home more vulnerable

esp32-alarm-clock-underlight
This ESP32 alarm clock comes complete with a built-in night light and wake-up light

It also looks the part.

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esp32-print-lamp-featured
You, too, can make this cool ESP32 3D-printable lamp that looks great in any room

There's an even bigger version on the way.

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steampunk-cyberdeck-featured
Someone made a fire-powered ESP32 computer, and it's a steampunk enthusiast's dream

Coding away by candlelight.

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ai-agent-desk-robot-featured
This 3D-printable ESP32 robot acts as a physical body for your AI agent, thinking and typing alongside it

It even has a little bell it can ring once it's done.

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esp32-touch-synth-featured
This open-source ESP32 touch synth just got a massive upgrade, and it's only €35 to make

Music at your literal fingertips.

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esp32-opnsense-data-proxmox-server
This $10 ESP32 screen replaced my OPNsense web UI and sits on my desk instead of in the garage

It takes a few minutes to get it all working.

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A person holding a BME280 connected to an ESP32
AI is right about ESP32 pins two-thirds of the time, and that's worse than always being wrong

You can use a cloud LLM to help with your microcontrollers, but it gets kind of weird with the ESP32.

esp32-led-camera-display-featured
This ESP32-powered WLED matrix mirrors your movements on a colorful RGB screen

The perfect addition to any disco.

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