// BUILD SMALL ROBOTS, LEARN BIG IDEAS

Turn one ESP32
into a robot that moves

Step-by-step robot projects with wiring tables and code that is compile-checked against the current ESP32 core — no outdated ledcSetup examples that fail to build.

Free wiring cheat sheet Start building

Projects

Beginner-friendly builds. Every one has a parts list, pin-by-pin wiring and downloadable code.

ESP32 · Beginner

Obstacle-avoiding car

An ultrasonic sensor and two DC motors: a car that steers around things by itself.

Read the tutorial → ESP32 · Wi-Fi

Phone-controlled robot

The ESP32 hosts its own hotspot and web page. Drive from any browser, no app.

Read the tutorial → Servos

A desk robot that waves

Drive an SG90 without a library and understand exactly how servo angles work.

Read the tutorial → ESP32 · Sensors

Line follower

Two IR sensors and black tape: a car that tracks a line on its own.

Read the tutorial →

Robot simulation videos

Real physics simulations, not AI-generated clips. New ones every day on YouTube.

A robot teaches itself to walk

2, 4, 6 or 8 legs: which evolves best?

Which robot vacuum cleans first?

Guides

Robot buying advice backed by our own simulations.

Robot vacuums

Random bounce vs LiDAR planning

Same room, same speed: planned navigation cleaned 90% in half the time.

Read the guide →

ESP32 Robots: 10 Projects

The full course as a printable eBook: from a breathing-LED robot face to a phone-controlled robot arm with motion recording.

eBook PDF · 10 projects · US$15 · available now

ESP32 Robots: 10 Projects

Includes six projects that aren't on the site: PID line following, ultrasonic radar, light-seeking robot, follow-me car, robot arm and more.

See what's inside →