r/Zephyr_RTOS is a subreddit with 3k members. The most common kinds of discussions are solution requests and advice requests, and the community frequently discusses zephyr, mcu, support, ble, and uart.
A subreddit about the Zephyr RTOS project
Popular Themes in r/Zephyr_RTOS
#1
Solution Requests
: "Zephyr as an OS for IoT Devices"
7 posts
#2
Advice Requests
: "Exploring Unit Testing and Mocking in Zephyr: Seeking Community Expertise"
5 posts
#3
Pain & Anger
: "Zephyr build system is disappointing :("
2 posts
#4
Opportunities
: "Job Opportunity in Middle Alabama"
2 posts
Popular Topics in r/Zephyr_RTOS
#1
Zephyr
: "New "Introduction to Zephyr" video series (new release every Thursday)"
134 posts
#2
Mcu
: "Planning a Zephyr PoC with Nordic and ST Mcu, tips?"
32 posts
#3
Support
: "Espressif is hiring firmware engineers to work on Support for Zephyr & MicroPython"
18 posts
#4
Ble
: "STM32 + Ble + PM"
11 posts
#5
Uart
: "Arduino user friendly post on handling Uart Communications on ZephyrOS"
11 posts
#6
Nordic
: "Adding OTA DFU to a Nordic Zephyr Project"
11 posts
#7
Release
: "Zephyr 2.0.0 Released"
10 posts
#8
Integration
: "Arduino friendly guide to using GPIOs in Zephyr"
9 posts
#9
Build
: "Zephyr Build system is disappointing :("
8 posts
#10
Rtos
: "ZEPHYR Rtos + RUST running on esp32"
7 posts
Flair Used in r/Zephyr_RTOS
#1
Question
: "State of ZephyrOS on Cortex-A7"
69 posts
#2
Information
: "Zephyr RTOS 4.4 is out!"
55 posts
#3
General
: "Zephyr 3.4 is out!"
23 posts
#4
Problem
: "Zephyr build system is disappointing :("
11 posts
Member Growth in r/Zephyr_RTOS
Yearly
+738 members(41.6%)
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16.2% / yr
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Last updated: June 14, 2026