r/CNC is a subreddit with 120k members. The most common kinds of discussions are advice requests and solution requests, and the community frequently discusses cnc, machining, programming, software, and design, and they frequently recommend/review cnc machine, lathe, and design software.
For anything CNC related: CAD, CAM, automation, and more!
Popular Themes in r/CNC
#1
Advice Requests
: "Can I learn CNC programming without an Engineering degree?"
8 posts
#2
Solution Requests
: "Need help with manufacturing a planetary gearbox"
3 posts
#3
Pain & Anger
: "I’m tired of companies pretending disposable machines are “innovation”"
3 posts
#4
Ideas
: "Help Brainstorming"
1 post
#5
Self-Promotion
: "Spectar: my new FREE app for machinists and engineers"
1 post
Popular Topics in r/CNC
#1
Cnc
: "Take a look at the F117 model I’ve recently Cnc machined."
325 posts
#2
Machining
: "Machining a critical component in a small all titanium sculpture. (Work in progress.)"
124 posts
#3
Programming
: "Can I learn CNC Programming without an Engineering degree?"
22 posts
#4
Software
: "Can I port blender models into cam Software"
21 posts
#5
Design
: "Do you actually Design for manufacturability first, or do you fix it later in review?"
20 posts
#6
Help
: "Help with Mantech CNC machine error"
19 posts
#7
Router
: "Router bogs down and bit slips from collet from profile tool path"
15 posts
#8
Tools
: "What are these drill bits/end mills and what are they worth?"
13 posts
#9
Error
: "XB Axis Error - Multicam Apex 1R"
9 posts
#10
Parts
: "Stainless steel Parts finished in 30s"
9 posts
Products Discussed in r/CNC
Cnc Machine
68 reviews
#1
Shapeoko
4.5★ from 4 reviews
#2
Tormach
3.7★ from 3 reviews
#3
Haas
4.3★ from 3 reviews
Lathe
19 reviews
#1
Haas
3.5★ from 6 reviews
#2
Okuma
4.3★ from 3 reviews
#3
Doosan
4.0★ from 2 reviews
Design Software
5 reviews
#1
Mosaik
4.5★ from 2 reviews
#2
Mozaik
5.0★ from 1 review
#3
Carve
4.0★ from 1 review
Flair Used in r/CNC
#1
ADVICE
: "What are these drill bits/end mills and what are they worth?"
64 posts
#2
SHOWCASE
: "Is it broken or can we fisk it?"
35 posts
#3
GENERAL SUPPORT
: "I’m tired of companies pretending disposable machines are “innovation”"
19 posts
#4
SOFTWARE SUPPORT
: "Mach 3 Homing -- inches vs mm"
19 posts
#5
HARDWARE SUPPORT
: "Cracking around THK block mounting holes, Haas Mini Mill"
19 posts
#6
OPERATION SUPPORT
: "5th Axis Crash Help"
11 posts
#7
MILL
: "made an tool block for my leathercraft tools"
7 posts
#8
OPERATION
: "More Mazak Magic - Intelline Billet Intake Manifold"
3 posts
#9
LATHE
: "Better options than HAAS?"
3 posts
#10
ROUTER
: "My Teammate🧡"
2 posts
Member Growth in r/CNC
Yearly
+22k members(21.9%)
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About
GummySearch helps people research Reddit communities by organizing activity, growth, themes, and post-level signals into one place.
This page gives a focused view of r/CNC, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: June 29, 2026