r/esp32 is a subreddit with 202k members. The community frequently discusses esp32, help, wifi, project, and struggling, and they frequently recommend/review ide, cloud service, and simulation software, and the most common flair used is i made a thing!, hardware help needed, software help needed, board review, and ai content.
ESP32 is a series of low cost, low power system on a chip microcontrollers with integrated Wi-Fi and dual-mode Bluetooth. The ESP32 series employs either a Tensilica Xtensa LX6, Xtensa LX7 or a RiscV processor, and both dual-core and single-core variations are available. It includes in-built antenna switches, RF balun, power amplifier, low-noise receive amplifier, filters, and power management modules as well.
Popular Topics in r/esp32
#1
Esp32
210 posts
#2
Help
46 posts
#3
Wifi
34 posts
#4
Project
33 posts
#5
Struggling
31 posts
#6
Display
24 posts
#7
Sensor
13 posts
#8
Power
10 posts
#9
Matlab
9 posts
#10
Removed
8 posts
Products Discussed in r/esp32
Ide
4 reviews
#1
Espressif
4.0★ from 1 review
#2
Microsoft
5.0★ from 1 review
#3
Arduino IDE
5.0★ from 1 review
Cloud Service
1 review
#1
AWS
4.0★ from 1 review
Simulation Software
1 review
#1
Wokwi ESP32 Simulator
5.0★ from 1 review
Flair Used in r/esp32
#1
I made a thing!
: "My very first ugly working prototype with a 3D printed PCB"
79 posts
#2
Hardware help needed
: "DIY Enclosures - any tips for getting the esp32’s USB-C port flush w/o play when plugging/unplugging?"
23 posts
#3
Software help needed
: "Think I can flash this somehow?"
9 posts
#4
Board Review
: "Strange voltage on EN pin ESP32P4"
5 posts
#5
AI Content
: "A HamClock-inspired ham radio dashboard for the ESP32-2432S028R Cheap Yellow Display."
2 posts
#6
Advertisement
: "ESP32-P4: we ran an app-launcher UI, an on-device AI agent, and DOOM on a CM4/CM5-form-factor module"
1 post
Member Growth in r/esp32
Yearly
+67k members(49.0%)
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Last updated: July 23, 2026