r/robotics is a subreddit with 333k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses robot, robotics, ai, struggling with robotics, and control, and they frequently recommend/review simulation software, simulator, and 3d modelling software.
Popular Themes in r/robotics
#1
Solution Requests
: "Help with cable management for my hexapod"
7 posts
#2
Advice Requests
: "My attempt at Lidar SLAM - Advice?"
7 posts
#3
Ideas
: "Building a Humanoid Robot From Scratch"
3 posts
#4
Self-Promotion
: "Made an Open-Source 3D Printed Mobile Robotics Manipulator! 4WD Differential Drive and a Robot Arm with 5 Degrees of Freedom."
1 post
Popular Topics in r/robotics
#1
Robot
: "Look at the little Robot I build!"
39 posts
#2
Robotics
: "Made an Open-Source 3D Printed Mobile Robotics Manipulator! 4WD Differential Drive and a Robot Arm with 5 Degrees of Freedom."
32 posts
#3
Ai
: "Sony Ai’s Ace robot defeats pro Miyuu Kihara under official ITTF rules (Nature paper)"
31 posts
#4
Struggling With Robotics
17 posts
#5
Control
: "motorloop - Verilator testbench that runs BLDC Controller RTL closed-loop against a C++ motor/inverter model"
8 posts
#6
Simulation
7 posts
#7
Ros
: "Mycobot 280pi + Ros2 + MoveIt2 (Free Code)"
7 posts
#8
Struggling
6 posts
#9
Annoying Robots
5 posts
#10
Controller
5 posts
Products Discussed in r/robotics
Simulation Software
11 reviews
#1
ROS
4.5★ from 2 reviews
#2
ROS 2
3.0★ from 1 review
#3
Unity
4.0★ from 1 review
Simulator
7 reviews
#1
Isaac Sim
4.0★ from 1 review
#2
RobotStudio Simulator
5.0★ from 1 review
#3
RoboDK Simulator
5.0★ from 1 review
3d Modelling Software
6 reviews
#1
Fusion 360
4.0★ from 2 reviews
#2
SolidWorks
2.0★ from 1 review
#3
Autodesk
5.0★ from 1 review
Flair Used in r/robotics
#1
Community Showcase
: "I'm a high schooler who made a 3d LiDAR scanner!"
64 posts
#2
Discussion & Curiosity
: "An armed quadruped robot designed for military operations. from China"
34 posts
#3
Tech Question
: "Servos jittering"
21 posts
#4
News
: "Sony AI’s Ace robot defeats pro Miyuu Kihara under official ITTF rules (Nature paper)"
13 posts
#5
Controls Engineering
: "Building a Humanoid Robot From Scratch"
8 posts
#6
Perception & Localization
: "test the stereo depth, only-vision"
7 posts
#7
Electronics & Integration
: "I used an old 3d printer for donor parts for my new AI companion robot"
7 posts
#8
Events
: "Engineers! Would you be interested in being my interview guest?"
7 posts
#9
Resources
: "Cura slicer to KRL - KRC2 .src code"
6 posts
#10
Mechanical
: "Robotic arm design"
4 posts
Member Growth in r/robotics
Yearly
+49k members(17.2%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/robotics, including current member size, discussion patterns, product reviews, and related communities to explore.
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Last updated: June 28, 2026