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r/arduino

An unofficial place for all things Arduino! We all learned this stuff from some kind stranger on the internet. Bring us your Arduino…

Subscribers

755,045

Created

July 29, 2008

18 years ago

View on Reddit
RedPulse insight

How to think about r/arduino

This community is a hub for enthusiasts and hobbyists focused on Arduino technology, a popular open-source electronics platform. Members share projects, seek advice, and discuss various aspects of Arduino programming and hardware. The collaborative spirit is evident, as many users emphasize learning from each other, making it a welcoming space for both beginners and experienced makers. The community thrives on creativity and innovation in electronics and programming.

Confidence 4/5

  • Audience

    Participants range from hobbyists and students to professional engineers, with a strong interest in DIY electronics and programming. The community attracts a diverse demographic, including tech-savvy individuals and those looking to learn about Arduino for personal projects or educational purposes. The vibe is generally supportive and collaborative, with members eager to help each other troubleshoot and improve their projects.

  • Posting culture

    Content that thrives includes project showcases, tutorials, troubleshooting questions, and discussions about new Arduino features or components. Members appreciate detailed explanations and visuals, such as images or videos of projects. Posts that are overly promotional or lack substance often receive downvotes. The community values engagement, so frequent contributions and responses to others' queries are encouraged.

  • Brand engagement notes

    Brands looking to engage with this community should prioritize authenticity and value over direct promotion. Sharing useful content, such as tutorials, project ideas, or innovative uses of Arduino products, can resonate well. However, blatant advertising or self-promotion is likely to be met with skepticism or hostility. Collaborating with community members or sponsoring educational content can foster goodwill and establish a positive brand presence.

Top keywords

What r/arduino talks about

Weighted by how often each term appears in posts and comments, relative to baseline frequency. The largest words are the strongest signals of community focus.

servos3;e-inki++transistorsled'sdiodesunsignedinitializationsolenoids575loggermonitor:9vgndusing:6vlocalhostoutput:rstweb-basedvisualizerbidirectionalsoundboardstepperconfigurabletypes:rendererrtcarduinodimmatomizer0\astrophotographyunmanaged-opost's349projects:2;gfxallrightspot-onlengthenfrequency:refactor\~20sdagithub:20-22wearablescrappingamputeenetwork:href=16bitd7finnalyhelp😭32bit

External signals

Where the community looks

Top external domains linked from posts and comments — a quick read on the sources of truth this audience trusts.

Top contributors

Who shapes the conversation

The most active and most-upvoted posters and commenters in this community. Useful when planning outreach or studying a community's tastemakers.

Top posters

By post count

By votes

Top commenters

By comment count

By votes

FAQ

r/arduino — frequently asked questions

Quick facts about this subreddit's size, history, focus, and related communities.

How many subscribers does r/arduino have?

r/arduino has approximately 755,045 subscribers as of May 27, 2026.

When was r/arduino created?

r/arduino was created on July 29, 2008 (18 years ago).

What is r/arduino about?

This community is a hub for enthusiasts and hobbyists focused on Arduino technology, a popular open-source electronics platform. Members share projects, seek advice, and discuss various aspects of Arduino programming and hardware. The collaborative spirit is evident, as many users emphasize learning from each other, making it a welcoming space for both beginners and experien…

What subreddits are similar to r/arduino?

Communities similar to r/arduino include r/askelectronics, r/electronics, r/esp32, r/diyelectronics, r/raspberry_pi.

Who are the most active posters on r/arduino?

The most frequent posters on r/arduino include u/[deleted], u/Volos2016, u/iamfyrus7.

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