Open Source

Engineer Builds Self Driving Mini Fridge Robot Engineer Turns Mini Fridge Into a SLAM-Guided Tank Robot You'd Have to Chase for a Cold Drink

Engineer Dorian Todd has built a self-driving mini fridge on tank treads that can autonomously chase or flee a person and reward them with a cold…

ESP32-S3 Runs 28.9M-Parameter LLM On-Device ESP32-S3 Runs a 28.9-Million-Parameter LLM, Borrowing a Memory Trick From Google's Gemma

Developer slvDev has published an open-source project that runs a 28.9-million-parameter language model directly on an ESP32-S3, a microcontroller…

Petoi Unveils Four Servo Open Source Quadruped Robot Quaddle Is an Open-Source Desk Robot That Can Move Omnidirectionally With Just 4 Servos

Petoi, the team behind the open-source Bittle and Nybble quadruped kits, has opened early access for its next robot, Quaddle. The company…

3D-Printed Open-Source Coil Winder Need a Custom Motor Coil? This Open-Source Machine Has You Covered

Winding electromagnetic coils by hand is a slow and challenging process, especially when you're trying to achieve neat…

QpiAI Open-Sources Its Quantum SDK Bengaluru's QpiAI Open-Sources Its Quantum SDK

QpiAI, described as a full-stack quantum computing company based in Bengaluru, India, has released the QpiAI Quantum SDK as open-source software,…

 Two-Way Holographic Display with Wemos D1 Mini Two-Way Holographic Display with Wemos D1 Mini

This display can show two different images at the same time - no VR headsets, no software tricks, just pure optics.…

Google's Gemma 4 E2B Runs Locally on Robot Duck Google's Gemma 4 E2B Runs Locally on Robot Duck

Google For Developers recently came up with a practical demonstration of their multimodal AI model, Gemma 4 E2B,…

Open-Source MoCap Camera Rivals Hollywood Tech Open-Source MoCap Camera Rivals Hollywood Tech

The YouTube creator Matt has developed an impressive open-source motion capture (MoCap) camera system that delivers…

PolyCast5 Open-Source Remote for Makers and Developers PolyCast5 Combines Wi-Fi, LoRa, Bluetooth, IR, and ESP-NOW on an ESP32-C5 Platform

If carrying a TV remote, a smart home controller, a password manager, a wireless keyboard, and a long-range IoT transmitter sounds excessive, the…

DIY Bipedal Robot Walks and Balances With Just Five Servos Five-Servo Bipedal Robot Walks and Self-Balances on a Budget

A maker has built a two-legged walking robot using just five RC servos, an ESP32 microcontroller, and 3D-printed parts, making it the third entry…