r/opensourcehardware is a subreddit with 7k members. The most common kinds of discussions are ideas and advice requests, and the community frequently discusses hardware, open source, opensource, risc v, and design.
Popular Themes in r/opensourcehardware
#1
Ideas
: "Making hardware 'open source' can help us fight future pandemics - here's how we get there"
48 posts
#2
Advice Requests
: "CERN Open Hardware Licence v2 draft needs your feedback"
10 posts
#3
Solution Requests
: "Desktop Injection Molding - anyone has a source?"
7 posts
#4
News
: "The Open Source Mars Rover, One Year Later (2020)"
6 posts
#5
Self-Promotion
: "Crowdfunding the Novena Open Laptop"
4 posts
#6
Opportunities
: "The Talos Secure Workstation could likely be a dream come true for many of us. Please help support it!"
3 posts
Popular Topics in r/opensourcehardware
#1
Hardware
: "I'm not sure if this is the kind of Hardware this sub is focused on, but I developed an open source kit for casting DIY skateboard bushings"
244 posts
#2
Open Source
: "I'm not sure if this is the kind of hardware this sub is focused on, but I developed an Open Source kit for casting DIY skateboard bushings"
183 posts
#3
Opensource
: "CinePI : Open source cinema camera based on Raspberry Pi! Hands on Look"
83 posts
#4
Risc V
: "PicoRio: the Raspberry Pi-like Small-Board Computer for RISC-V (targets among other things a open source CPU)"
22 posts
#5
Design
17 posts
#6
Diy
: "How Diy technologies are democratizing science"
14 posts
#7
Linux
: "Linux-based, Open Source Smartphone Librem 5 Crosses $1 Million In Funding"
14 posts
#8
Community
: "The OpenSourceEcology project started a new Kickstarter campaign for funding the Global Village Construction Set"
12 posts
#9
Open Hardware
: "CinePI : Open source cinema camera based on Raspberry Pi! Hands on Look"
11 posts
#10
Usb
: "Usb Power Injector"
11 posts
Member Growth in r/opensourcehardware
Yearly
+475 members(7.7%)
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Last updated: June 9, 2026