r/ArduinoProjects is a subreddit with 205k members. The community frequently discusses arduino, project, esp32, sensor, and led, and they frequently recommend/review microcontroller, sim, and modules, and the most common flair used is showcased project, project design/guidance, project discussion, other, and community feedback.
Arduino Projects is a subreddit dedicated to Arduino Projects. This includes showcasing your completed projects, major milestones and/or pre-project related discussion including feasibility, design, approach and other Arduino project level discussion.
For technical help, please refer to r/Arduino or r/Arduinohelp.
Popular Topics in r/ArduinoProjects
#1
Arduino
223 posts
#2
Project
122 posts
#3
Esp32
30 posts
#4
Sensor
29 posts
#5
Led
21 posts
#6
Looking
21 posts
#7
Robot
20 posts
#8
Diy
17 posts
#9
Motor
14 posts
#10
Projects
13 posts
Products Discussed in r/ArduinoProjects
Microcontroller
3 reviews
#1
Espressif
4.0★ from 1 review
#2
Teensy
4.0★ from 1 review
#3
Arduino
3.0★ from 1 review
Sim
2 reviews
#1
Huawei
4.0★ from 2 reviews
Modules
2 reviews
#1
Huawei
4.0★ from 2 reviews
Flair Used in r/ArduinoProjects
#1
Showcased Project
: "Proximity Bluetooth ignition switch for my motorcycle."
49 posts
#2
Project Design/Guidance
: "The functions including the barometer and geomagnetic compass have been implemented."
19 posts
#3
Project Discussion
: "Desktop concert stage prototype I’ve been working on"
15 posts
#4
Other
: "Programmation de la lampe à l'aide d'Arduino"
8 posts
#5
Community Feedback
: "Monthly digest for 2026-05"
1 post
Member Growth in r/ArduinoProjects
Yearly
+14k members(7.2%)
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Last updated: July 7, 2026