r/robotics

Community Overview
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About r/robotics

A subreddit for discussing all types of robotics. If you are a hobbyist, student, or professional, this is the place for you!

The community at a glance

r/robotics is a Subreddit for Hardware and Robotics Enthusiasts with roughly 341K members. It uses a forum format for communication. On the Hive Index it ranks #7 in the Robotics communities list and #9 in the Hardware communities list.

Roughly 44K members have joined in the past year. Popular discussion topics include Robot, Struggling With Robotics, and Robotics. Product recommendations often mention robotic arm, robot kit, and motor.

On Reddit
341K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +44K members
Growth: +14.8% / year

Member growth over time

All time (yearly)

  • 2013: 6K members
  • 2014: 7K members
  • 2015: 6K members
  • 2016: 7K members
  • 2017: 10K members
  • 2018: 17K members
  • 2019: 37K members
  • 2020: 31K members
  • 2021: 35K members
  • 2023: 52K members
  • 2024: 36K members
  • 2025: 54K members
  • 2026: 31K members

Past year (monthly)

  • Nov: 5K members
  • Dec: 4K members
  • Jan: 4K members
  • Feb: 3K members
  • Mar: 3K members
  • Apr: 4K members
  • May: 4K members
  • Jun: 3K members
  • Jul: 3K members
  • Aug: 3K members
  • Sep: 3K members
  • Oct: 136 members

Topics

  • Robot
    18 posts in the past month
    #1
    Robot
    18
  • Struggling With Robotics
    17 posts in the past month
    #2
    Struggling With Robotics
    17
  • Robotics
    13 posts in the past month
    #3
    Robotics
    13
  • Struggling
    6 posts in the past month
    #4
    Struggling
    6
  • Ai
    5 posts in the past month
    #5
    Ai
    5

Flair

  • Community Showcase
    20 posts in the past month
    1. Made this robot
    2. Built a fully functional 3D-printed robotic arm from scratch using Arduino and C++!
    3. DIY vacuum robot - wall cleaning simulation
    #1
    Community Showcase
    Made this robot · Built a fully functional 3D-printed robotic arm from scratch using Arduino and C++! · DIY vacuum robot - wall cleaning simulation
    20
  • Discussion & Curiosity
    16 posts in the past month
    1. Do you guys know any platforms for remote/part time robotics work?
    2. IK angle help
    3. How Private 5G Is Enabling the Next Generation of Smart Manufacturing
    #2
    Discussion & Curiosity
    Do you guys know any platforms for remote/part time robotics work? · IK angle help · How Private 5G Is Enabling the Next Generation of Smart Manufacturing
    16
  • Tech Question
    12 posts in the past month
    1. SKR Mini E3 V3.0 robot
    2. Automotive Sealer Vision System
    3. Am i doing Something wrong ?
    #3
    Tech Question
    SKR Mini E3 V3.0 robot · Automotive Sealer Vision System · Am i doing Something wrong ?
    12
  • News
    9 posts in the past month
    1. Alternatives to Dynamixel AX-12A motors
    2. Figure.02 Decomission, I don't know what to say
    3. #Unitree Shares Plunge 58% Just Over a Month After Listing: Will the "Great Leap Forward" in Robotics End Up Producing a Pile of Scrap Metal? #unitreerobotics #宇樹 上市一個多月暴跌58%：機器人大躍進，會不會最後造出一堆廢鐵？
    #4
    News
    Alternatives to Dynamixel AX-12A motors · Figure.02 Decomission, I don't know what to say · #Unitree Shares Plunge 58% Just Over a Month After Listing: Will the "Great Leap Forward" in Robotics End Up Producing a Pile of Scrap Metal? #unitreerobotics #宇樹 上市一個多月暴跌58%：機器人大躍進，會不會最後造出一堆廢鐵？
    9
  • Resources
    6 posts in the past month
    1. Pruebas con mini músculos artificiales hidráulicos a 2.5 bares desde grifo.
    2. Músculos artificiales hidráulicos a 2.5 bares y 5 voltios.
    3. We benchmarked a generated Rubik's Cube SimReady asset at 8,192 parallel environments on one GPU (MuJoCo Warp vs Isaac Lab)
    #5
    Resources
    Pruebas con mini músculos artificiales hidráulicos a 2.5 bares desde grifo. · Músculos artificiales hidráulicos a 2.5 bares y 5 voltios. · We benchmarked a generated Rubik's Cube SimReady asset at 8,192 parallel environments on one GPU (MuJoCo Warp vs Isaac Lab)
    6

Product recommendations

  • robotic arm
    5 posts in the past month
    1. Can someone recommend a robotic arm build for a beginner? Detail in comments
    2. Can someone recommend a robotic arm build for a beginner? Detail in comments
    3. Can anyone recommend the fastest robot arm they've seen? I'm looking to find the fastest for under $2000.
    #1
    robotic arm
    Can someone recommend a robotic arm build for a beginner? Detail in comments · Can someone recommend a robotic arm build for a beginner? Detail in comments · Can anyone recommend the fastest robot arm they've seen? I'm looking to find the fastest for under $2000.
    5
  • robot kit
    4 posts in the past month
    1. Recommend a self-assembly robot kit for a student
    2. Recommend a self-assembly robot kit for a student
    3. Recommend a self-assembly robot kit for a student
    #2
    robot kit
    Recommend a self-assembly robot kit for a student · Recommend a self-assembly robot kit for a student · Recommend a self-assembly robot kit for a student
    4
  • motor
    4 posts in the past month
    1. what is your recommended battery to supply a 12v dc motor 775 gear motor for my battlebot, is it recommended to use 14.8v and step it down or just use an 11.1v
    2. Please recommend a BLDC motor
    3. Recommended motors for bipedal robots?
    #3
    motor
    what is your recommended battery to supply a 12v dc motor 775 gear motor for my battlebot, is it recommended to use 14.8v and step it down or just use an 11.1v · Please recommend a BLDC motor · Recommended motors for bipedal robots?
    4
  • software
    3 posts in the past month
    1. Recommend software for multi robotic arms simulation
    2. Which software would you recommend for a third semester Engineering student?
    3. Beginner here, what software would you recommend I should start with?
    #4
    software
    Recommend software for multi robotic arms simulation · Which software would you recommend for a third semester Engineering student? · Beginner here, what software would you recommend I should start with?
    3
  • battery
    2 posts in the past month
    1. what is your recommended battery to supply a 12v dc motor 775 gear motor for my battlebot, is it recommended to use 14.8v and step it down or just use an 11.1v
    2. what kind of battery would you recommend for this kind of servo for a sumo bot? we’re currently coming up with our design for our sumo bot but we’re thinking about using this servo for an attack mechanism but we need a better battery, any suggestions ?
    #5
    battery
    what is your recommended battery to supply a 12v dc motor 775 gear motor for my battlebot, is it recommended to use 14.8v and step it down or just use an 11.1v · what kind of battery would you recommend for this kind of servo for a sumo bot? we’re currently coming up with our design for our sumo bot but we’re thinking about using this servo for an attack mechanism but we need a better battery, any suggestions ?
    2
View full analysis on GummySearchSynced 9/30/2026

Frequently asked questions

Who is r/robotics for?
Best for Hardware and Robotics Enthusiasts enthusiasts looking for a Reddit-based community with forum discussion.
Is r/robotics free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/robotics have?
Roughly 341K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/robotics on?
r/robotics runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/robotics cover?
On the Hive Index, r/robotics is organized under Hardware, Robotics Enthusiasts.
How do I join r/robotics?
You can join r/robotics by clicking this link, or pressing the "Go to community" button above.
What are the Hardware communities like?
Communities for hardware engineers, electronics hobbyists, and embedded systems developers. Discord and Reddit host communities for Arduino, Raspberry Pi, PCB design, and DIY electronics, alongside more professional spaces for engineers working on commercial hardware products.
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Added 4/17/2026

Monthly Stats

33
Views /mo
(+22%)
31
Visitors /mo
(+24%)
2
Referrals /mo
(-50%)

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