Communities related to r/homeautomation, with what each one is for and how it differs. Member figures come from SubMouse's safe-for-work directory.
r/homeautomation (about 4.6M members, directory rank #200) is for sharing and discussing home automation. Raspberry Pi projects, circuit electronics and general DIY builds each have clearer homes when the thread is not a smart-home system.
Stay on homeautomation for smart-home platforms and automations. Use raspberry_pi for Pi hardware projects, electronics for component circuits, and DIY for general make/fix work.
r/homeautomation — HomeAutomation
A place to share and discuss all things related to home automation.
Raspberry Pi - More than just magic mirrors and kodi!
When to choose it: Raspberry Pi boards and projects that may power automations.
Why it is here: Directory hub for Pi (about 3.3M members, rank #317). Neighbouring maker/automation stack.
How it differs from r/homeautomation: Pi hardware focus versus home-automation systems.
Electronic circuits at the component-level
When to choose it: Circuit-level electronics rather than finished home automations.
Why it is here: Public description: component-level electronic circuits (about 1.4M members, rank #740).
How it differs from r/homeautomation: Electronics components versus home automation setups.
DIY
When to choose it: General DIY projects that are not specifically smart-home.
Why it is here: Large DIY community; paired on DIY vs HomeImprovement.
How it differs from r/homeautomation: Broad DIY versus home-automation specialty.
Use the related subreddits finder for r/homeautomation: Find related to r/homeautomation.
Members and public descriptions come from SubMouse's safe-for-work directory (as of 2026-11-09 UTC); 7-day growth measured from 2026-11-02. Directory rank is listing order. Guide updated 2026-11-07.