About r/CNC
For anything CNC related: CAD, CAM, automation, and more!
The community at a glance
r/CNC is a Subreddit for Hardware with roughly 127K members. It has been around since 2009. It uses a forum format for communication. It is the 10th largest community in the Hardware topic page.
Roughly 22K members have joined in the past year. Popular discussion topics include Cnc, Machining, and Programming. Product recommendations often mention cnc machine.
Community Topics
Community Features
This community has a forum
Subreddit Analysis
via GummySearchMember growth over time
All time (yearly)
- 2013: 1K members
- 2014: 2K members
- 2015: 2K members
- 2016: 2K members
- 2017: 3K members
- 2018: 5K members
- 2020: 18K members
- 2023: 34K members
- 2024: 19K members
- 2025: 22K members
- 2026: 18K members
Past year (monthly)
- Dec: 2K members
- Jan: 2K members
- Feb: 2K members
- Mar: 2K members
- Apr: 2K members
- May: 2K members
- Jun: 2K members
- Jul: 2K members
- Aug: 2K members
- Sep: 2K members
- Oct: 1K members
- Nov: 585 members
Topics
- Cnc325 posts in the past month#1325Cnc
- Machining124 posts in the past month#2124Machining
- Programming22 posts in the past month#322Programming
- Software21 posts in the past month#421Software
- Design20 posts in the past month#520Design
Flair
- ADVICE16 posts in the past month
- Is this machinable?
- How do you handle “deburr all edges” when some edges are functional?
- How is machining process planning done at your shopfloor?
#116ADVICEIs this machinable? · How do you handle “deburr all edges” when some edges are functional? · How is machining process planning done at your shopfloor? - HARDWARE SUPPORT8 posts in the past month
- To Re-Build or Not To Re-Build
- All Star CNC gasket not sealing on Air Weights vacuum table — anyone using tile gasket on a production fixture?
- Native bed size math: how much does a bigger bed actually save on batch jobs?
#28HARDWARE SUPPORTTo Re-Build or Not To Re-Build · All Star CNC gasket not sealing on Air Weights vacuum table — anyone using tile gasket on a production fixture? · Native bed size math: how much does a bigger bed actually save on batch jobs? - SOFTWARE7 posts in the past month
- CNC-cut gears from my own gear generator – what bit size do you use for small teeth?
- I made a free tool for nesting DXF parts onto sheets
- Takumion: parametric CAD in your browser now (desktop app on the way)
#37SOFTWARECNC-cut gears from my own gear generator – what bit size do you use for small teeth? · I made a free tool for nesting DXF parts onto sheets · Takumion: parametric CAD in your browser now (desktop app on the way) - GENERAL SUPPORT6 posts in the past month
- Is learning CNC programming enough to improve my manufacturing knowledge as a Design Engineer?
- Seeking advice on dimensions for a custom sleeve nut
- Help! ACU-RITE MILLPWR Z limit fault
#46GENERAL SUPPORTIs learning CNC programming enough to improve my manufacturing knowledge as a Design Engineer? · Seeking advice on dimensions for a custom sleeve nut · Help! ACU-RITE MILLPWR Z limit fault - SOFTWARE SUPPORT5 posts in the past month
- Looking for ADTECH CNC4220 / CNC4320 Controller Firmware or BIOS Backup
- Centroid CNC11 to Haas 2008 control - how much would I be compromising?
- Issues with importing file from SketchUp to Aspire
#55SOFTWARE SUPPORTLooking for ADTECH CNC4220 / CNC4320 Controller Firmware or BIOS Backup · Centroid CNC11 to Haas 2008 control - how much would I be compromising? · Issues with importing file from SketchUp to Aspire
Product recommendations
- cnc machine4 posts in the past month
- Best cnc for small business
- Best sub 300$ cnc to cut carbon fiber abt 5-8mm with for drones?
- I want to get into sewing and making my own clothes. would a CNC machine be worth the investment to cut fabric? if so any recs?
#14cnc machineBest cnc for small business · Best sub 300$ cnc to cut carbon fiber abt 5-8mm with for drones? · I want to get into sewing and making my own clothes. would a CNC machine be worth the investment to cut fabric? if so any recs?
Community Reviews
Frequently asked questions
- Who is r/CNC for?
- Best for Hardware enthusiasts looking for a Reddit-based community with forum discussion.
- Is r/CNC free to join?
- This listing is not marked as paid-only. Access rules and any fees are decided by the community.
- How many members does r/CNC have?
- Roughly 127K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
- What platform is r/CNC on?
- r/CNC runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
- What topics does r/CNC cover?
- On the Hive Index, r/CNC is organized under Hardware.
- How do I join r/CNC?
- You can join r/CNC by clicking this link, or pressing the "Go to community" button above.
- What are the Hardware communities like?
- Communities for hardware engineers, electronics hobbyists, and embedded systems developers. Discord and Reddit host communities for Arduino, Raspberry Pi, PCB design, and DIY electronics, alongside more professional spaces for engineers working on commercial hardware products.
Monthly Stats
- 15
- Views /mo (-37%)
- 15
- Visitors /mo (-32%)
- 0
- Referrals /mo (-100%)
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