/r/CNC/

r/CNC

122k members
r/CNC is a subreddit with 122k members. The community frequently discusses cnc, machining, programming, software, and design, and they frequently recommend/review cnc machine, lathe, and design software, and the most common flair used is advice, showcase, general support, software support, and hardware support.
For anything CNC related: CAD, CAM, automation, and more!

Popular Topics in r/CNC

#1

Cnc

325 posts
#2

Machining

124 posts
#3

Programming

22 posts
#4

Software

21 posts
#5

Design

20 posts
#6

Help

19 posts
#7

Router

15 posts
#8

Tools

13 posts
#9

Error

9 posts
#10

Parts

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
#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
: "How do people feel about Hadrian?"
15 posts
#2
SHOWCASE
: "Eccentric Hub"
12 posts
#3
GENERAL SUPPORT
: "Took a gamble on this old gang tool lathe, anybody familiar with The American Way machines?"
8 posts
#4
SOFTWARE SUPPORT
: "tinkercad project to .step has broken surfaces"
7 posts
#5
HARDWARE SUPPORT
: "Tenths indicator sensitivity for probe stylus centering"
6 posts
#6
OPERATION SUPPORT
: "Inserts dying too fast with APMT 1604 (Widia PA120). Speeds/feeds or strategy issue?"
4 posts
#7
OTHER CNC Machine
: "Catch all tray"
3 posts
#8
Machine Purchasing
: "Buying a desktop CNC. What mattered most after you owned one?"
3 posts
#9
OPERATION
: "Have you ever gotten so cocky with a ceratin dimension that it comes back to bite you in the ass?"
2 posts
#10
SOFTWARE
: "Tolerance stack-up Calculator"
2 posts

Member Growth in r/CNC

Yearly
+22k members(21.5%)

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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: August 12, 2026