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What's new on RoboHub

Latest ideas and builds from the whole community, mixed in one stream. No follow needed.

Open Source Quasi Direct Drive Biped Humanoid
Idea
Open Source Quasi Direct Drive Biped Humanoid

A compact, open-source humanoid robot powered by high-torque quasi-direct-drive actuators for dynamic balancing and natural locomotion. It lowers the barrier to advanced bipedal robotics research and expressive teleoperation using accessible fabrication methods.

Humanoid$5,000+
#humanoid#biped#QDD actuators
πŸ‘ 391Build this β†’
CNC Auto-Stock Probe and Locator
Idea
CNC Auto-Stock Probe and Locator

Automates the tedious process of finding work offsets and measuring raw material dimensions before machining. This system reduces setup time and eliminates human error in precision CNC workflows.

Custom / weird$200-500
#CNC#automation#computer vision
πŸ‘ 826Build this β†’
Smart Hydro-Model Automated Dam System
Idea
Smart Hydro-Model Automated Dam System

An interactive scale model dam that manages water levels using automated spillway gates and real-time sensor feedback. It is an educational powerhouse for demonstrating renewable energy and flood control logic.

Custom / weird$200-500
#educational#fluid-dynamics#ESP32
πŸ‘ 908Build this β†’
Sleek Aluminum Laptop Transformer Quadruped
Idea
Sleek Aluminum Laptop Transformer Quadruped

A high-tech scout robot that folds into a perfectly flat laptop form factor for discreet transport. It features a fully functional display and camera system for remote telepresence and desktop interaction.

Quadruped$500-1,000
#transforming#stealth#quadruped
πŸ‘ 748Build this β†’
Smart AI Avian Identification Feeder
Idea
Smart AI Avian Identification Feeder

This intelligent bird feeder uses a high-definition camera and local machine learning to identify visiting bird species in real-time. It captures high-quality photos and logs biodiversity data to help users contribute to citizen science from their own backyard.

AgriculturalUnder $200
#AI#Computer Vision#Solar-powered
πŸ‘ 784Build this β†’
Self-Balancing Active E-Bike Cargo Trailer
Idea
Self-Balancing Active E-Bike Cargo Trailer

A smart cargo trailer that uses gyroscopic sensors and hub motors to maintain perfect balance and assist with propulsion. It reduces the strain on the cyclist while preventing tip-overs on uneven terrain or sharp turns.

Mobility / e-bike$500-1,000
#e-bike motor#BLDC#self-balancing
πŸ‘ 713Build this β†’
Smart Urban Last-Mile Delivery Rover
Idea
Smart Urban Last-Mile Delivery Rover

A rugged four-wheeled autonomous rover designed to navigate sidewalks and deliver small parcels to doorsteps. It leverages LiDAR and computer vision to avoid pedestrians while securing cargo in a locked compartment.

Rover$500-1,000
#autonomous#last-mile#LiDAR
πŸ‘ 818Build this β†’
CocoaGuard RTK Autonomous Soil Analysis Rover
Idea
CocoaGuard RTK Autonomous Soil Analysis Rover

An autonomous agricultural rover designed to navigate dense cocoa plantations using high-precision RTK-GPS and AI-driven obstacle avoidance. It features a motorized probe system that automatically samples soil health metrics at precise intervals to optimize crop yield.

Rover$1,000-2,000
#RTK-GPS#Jetson Nano#Agriculture
πŸ‘ 826Build this β†’
Dual-Arm Bipedal Locomotion Crawler
Idea
Dual-Arm Bipedal Locomotion Crawler

A unique bipedal robot that uses two elongated arms for both movement and object manipulation. It mimics human-like arm swinging to navigate terrain while keeping electronics centered for stability.

Custom / weird$200-500
#bipedal#arm-locomotion#high-torque servos
πŸ‘ 1,226Build this β†’
AeroPrint Custom 3D Printed FPV Drone
Idea
AeroPrint Custom 3D Printed FPV Drone

A high-performance quadcopter featuring a fully 3D-printable frame designed for rapid field repairs and customization. It merges lightweight additive manufacturing with high-speed brushless electronics for an agile racing experience.

Drone$200-500
#3D-printed#FPV#quadcopter
πŸ‘ 918Build this β†’
PureePal Auto-Prep Baby Food Robotic Arm
Idea
PureePal Auto-Prep Baby Food Robotic Arm

A compact 4-axis kitchen assistant that automates the entire baby food cycle from ingredient loading to pouching. It streamlines meal prep by blending custom recipes and self-sanitizing with an integrated steam cycle.

Arms & cobots$500-1,000
#kitchen-automation#food-grade#stepper-motors
πŸ‘ 1,292Build this β†’
Celestial Real-Time Ceiling Projection Gimbal
Idea
Celestial Real-Time Ceiling Projection Gimbal

This smart gimbal system syncs a pico-projector with live astronomical data to mirror the exact night sky above your roof. It provides an immersive, scientifically accurate stargazing experience that fades to a sleep-inducing amber glow.

Home$200-500
#pico-projector#astronomy#servo-gimbal
πŸ‘ 1,124Build this β†’
Heliotropic Solar-Tracking Smart Planter Base
Idea
Heliotropic Solar-Tracking Smart Planter Base

This autonomous base uses light-dependent resistors to rotate indoor plants toward the sun at a gentle, imperceptible pace. It features a self-sustaining solar charging system, ensuring your greenery thrives without manual intervention or external power.

AgriculturalUnder $200
#solar-tracking#LDR#stepper motor
πŸ‘ 1,091Build this β†’
Acoustic-Triggered Smart E-Bike Chain Waxing System
Idea
Acoustic-Triggered Smart E-Bike Chain Waxing System

This intelligent maintenance bot uses a piezo sensor to detect the specific vibration frequencies of a dry chain and automatically applies wax lubricant. It ensures peak drivetrain efficiency and silence without the rider ever needing to check a maintenance log.

Custom / weirdUnder $200
#ESP32#peristaltic pump#e-bike
πŸ‘ 943Build this β†’
The Sift-and-Seal Automated Cat Litterbox
Idea
The Sift-and-Seal Automated Cat Litterbox

A smart litterbox that uses a stepper-driven rail system to automatically scoop waste into a sealed compartment after your cat leaves. It eliminates daily maintenance and keeps odors trapped using a synchronized lid mechanism.

HomeUnder $200
#ESP32#NEMA 17#3D-printed
πŸ›  1πŸ‘ 1,638Build this β†’
Atelier Assist 6-Axis Leathercraft Rig
Idea
Atelier Assist 6-Axis Leathercraft Rig

A high-precision robotic assistant designed to handle the tedious preparation of luxury leather goods while leaving the final saddle-stitching to the artisan. It combines computer vision for grain optimization with automated cutting, burnishing, and pre-piercing to triple workshop throughput.

Arms & cobots$5,000+
#6-axis arm#computer vision#leathercraft
πŸ‘ 970Build this β†’
ESP32 BLDC Outdoor AI Yard Assistant
Idea
ESP32 BLDC Outdoor AI Yard Assistant

A rugged, high-torque rover designed to automate outdoor chores using ESP32 control and BLDC efficiency. It combines AI-driven navigation with a modular chassis to handle everything from security patrols to light hauling.

Rover$500-1,000
#ESP32#BLDC#Outdoor
πŸ‘ 419Build this β†’
The Web-to-Wall HTML Scribe
Idea
The Web-to-Wall HTML Scribe

A vertical plotter robot that interprets raw HTML code and physically renders the output onto walls or whiteboards using markers. It transforms digital 'Hello World' scripts into tangible, large-scale generative art.

Custom / weird$200-500
#plotter#ESP32#NEMA 17
πŸ‘ 927Build this β†’
ESP32 Desktop Patrol Bot
Idea
ESP32 Desktop Patrol Bot

A compact, WiFi-connected rover designed to monitor your home environment and provide a mobile telepresence platform. It leverages the ESP32's dual-core power to manage real-time motor control and a live camera stream simultaneously.

RoverUnder $200
#ESP32#WiFi#Telepresence
πŸ‘ 918Build this β†’