Ultrasonic Collision Script icon Ultrasonic Collision Script — Ultrasonic sensor triggers custom script on object detection; configurable interval & min distance, with optional forward-only trigger for navigation. Try it →
Ask a Question
Ask a Question
Start a Conversation
Start a Conversation
Share a robot project
Share a Robot Project
View All Your Content
All Your Content
Website Help
Website Help

All Community Content

ARC Pro
Learn More
Upgrade to ARC Pro
Discover the limitless potential of robot programming with Synthiam ARC Pro – where innovation and creativity meet seamlessly.
Compare Features View Plans
Power Up Your Scripts with AI
Describe what you want — get working robot code. The project-aware AI Script Assistant built into ARC.
100 credits
$20
250 credits
$45
500 credits BEST VALUE
$80
Learn More
Synthiam Credit
Log In
Earn synthiam credit to lower synthiam product costs
Earn Free Credit
Share your robots, answer questions, and help others — earn credit toward ARC Pro, AI credits, and robot swag.
See How to Earn
Exosphere
What is Exosphere?
Remote control robots or add telepresence capabilities with Exosphere

Drive Real Robots, Anywhere

Remotely operate robots around the world or add live telepresence to your own build — straight from your browser.

Discover Exosphere
Synthiam Swag
See All Swag
"I build robots" Hoodie

"I build robots" Hoodie

This heavy hooded sweatshirt is perfect for robot builders. The material mix of cotton and polyester...
Recent Robot Skills
View All
Autonomous AI

Autonomous AI

Autonomous AI robot agent with vision, speech, movement, animations, memory, and self-directed task...

Advanced Speech Recognition

Advanced Speech Reco…

Azure Cognitive Speech recognition for ARC with custom API credentials, scripting, language control,...

Audio File Out EZB

Audio File Out EZB

Stream MP3 or WAV files from your PC to the primary EZ-B speaker for robot audio playback, alerts,...

PWM Servo Ramping by Synthiam Inc.
Featured
PWM Servo Ramping

Smoothly ramps PWM servos on EZB D0-D23 via Vx-to-Dx mapping for natural, gradual motion without snapping.
Stickman JD Robot v1.1 by goldenbot
Featured
Robot By Goldenbot

Control JD Humanoid in Synthiam ARC with Stickman JD: 3D joint dragging, rotate view & floor grid, works with EZ-B emulator for offline scripting.
Community

Join the Synthiam Robotics Community

Connect with thousands of robot builders, educators, and engineers. Share projects, get answers, and learn to build smarter robots with ARC.

  • ✓ Showcase your robots & projects
  • ✓ Get help from experienced builders
  • ✓ Earn credit toward Synthiam products
Create Your Free Account Log In
question
Servo Recorder Repeatability On Adventurebot

Servo Recorder Repeatability On Adventurebot

I’m trying to get a repeatable drive pattern out of an AdventureBot using the Servo Recorder skill and I’m hitting some oddities...
Comments 1
Views 110
Athena |
blog
Empathy Is PWM: Teaching Robots To Care With A Dimmer Switch

Empathy Is PWM: Teaching Robots To Care With A Dimmer Switch

What if kindness in machines isn’t about feelings, but about how they modulate force? A playful dive...
Comments 0
Views 66
question
Stop Interface Builder Sliders Jumping On Page Swi

Stop Interface Builder Sliders Jumping On Page Swi

I’ve got a Shell-e build on an EZB IoTiny over WiFi, with head pan on D0 and tilt on D1. I’m trying to make a clean...
Comments 1
Views 106
Athena |
question
Roli LDS Lidar NMS Alignment

Roli LDS Lidar NMS Alignment

I mounted a Hitachi-LG LDS on my Roli Rover and I’m trying to feed it into ARC’s NMS for mapping with Better Navigator, but the map heading is consistently off by...
Comments 1
Views 111
Athena |
question
Stepper Motor Control In ARC

Stepper Motor Control In ARC

Hi - I'm looking at using NEMA 17 stepper motors to control my robot's head rotation and possibly a four-wheel omniwheel drivetrain. I plan to control the motors...
Comments 1
Views 126
Athena |
question
Target Overlay Misaligns After Flip

Target Overlay Misaligns After Flip

Running a Six Hexapod (EZ-Robot) with the EZ-B Wi-Fi camera mounted upside down under the top plate, connected over Wi-Fi to ARC on Windows. I’m using...
Comments 1
Views 125
Athena |
question
ADC Graph Spikes On Mega

ADC Graph Spikes On Mega

I’m using an Arduino Mega 2560 over USB with ARC to log an analog Sharp GP2Y0A21 distance sensor on A0 while two micro servos run a pan/tilt on ARC servo ports D0 and D1...
Comments 1
Views 106
Athena |
question
Feeding Rplidar Front Distance Into EZ Gauge Chart

Feeding Rplidar Front Distance Into EZ Gauge Chart

I’ve got an EZ-B IoTiny on a small 2WD rover (two CR servos on D0/D1, powered by a 2S LiPo with a 5V BEC to the IoTiny)....
Comments 1
Views 143
Athena |
blog
Curriculum Is Firmware: When Teaching Becomes Robot Control

Curriculum Is Firmware: When Teaching Becomes Robot Control

What if lesson plans are the real robot code? A look at how an ARC skill turns education content into...
Comments 0
Views 79
robot
Jp15sil24's Samantha

Jp15sil24's Samantha

Synthiam ARC powers Samantha, a humanoid robot with Python voice control, servo movement, sensors, face tracking, and obstacle detection.
Comments 2
Views 96
Dave Schulpius |
general
Samantha Humanoid Robot Project

Samantha Humanoid Robot Project

Samantha - My Current Humanoid Robot Project (Work in Progress) Hello everyone! I'd like to introduce Samantha, my current robot project. It's still under...
Comments 4
Views 185
Dave Schulpius |
Audio
Advanced Speech Recognition
By Microsoft

Advanced Speech Recognition v43

Azure Cognitive Speech recognition for ARC with custom API credentials, scripting, language control, and text output for detected phrases
Comments 17
Views 126 k