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3D printing, CNC & maker projects Videos Recommended on Hacker News (58)

3D printing, CNC & maker projects is one of the 150 topics Hacker News readers organize their video recommendations around. These 58 videos each earned real recommendations in real HN threads between 2011 and 2026 — 108 recommendations in total — and they're ranked by how many separate months the community kept coming back to them, not by view count.

Digital fabrication: 3D printers, CNC machines, laser cutters, maker projects, hardware prototyping, DIY builds, mods and hacks, hobby engineering, Hackaday-style projects.

Why HN keeps sending people here — on Building a realistic artificial sun (for dark winter days): “The result is quite stunning. I've never seen anything like it.” — an HN commenter, 2022.

8 mo on HN

Building a realistic artificial sun (for dark winter days)

DIY Perks
9 HN recommender · 2020–2025
5 mo on HN

clojure.core/typing - Matt Adereth

ClojureTV
4 HN recommender · 2016–2023
4 mo on HN

Brick Assembly

Ancient
4 HN recommender · 2023–2025
4 mo on HN

Building Prototypes Dan Gelbart part 1 of 18 Introduction

Dan Gelbart
4 HN recommender · 2015–2022
3 mo on HN

Giant Robot Project, Part 1

Jaimie Stuff
3 HN recommender · 2011–2020
3 mo on HN

FreeCAD 0.20 For Beginners | 1 | Setup , preferences and navigation | Easy Tutorial for Learning CAD

MangoJelly Solutions for FreeCAD
3 HN recommender · 2023–2024
4 mo on HN

Telescope Building with John Dobson

Dobson Astro-Initiatives
4 HN recommender · 2017–2025
3 mo on HN

Basic Beginners FreeCAD v1.0 : Introduction to Course

MangoJelly Solutions for FreeCAD
3 HN recommender · 2025–2025
3 mo on HN

Turning Smashed TVs into Realistic Artificial Daylight

DIY Perks
3 HN recommender · 2019–2025
3 mo on HN

World’s Best Speakers!

Tech Ingredients
3 HN recommender · 2020–2025
3 mo on HN

Here's What's Preventing You From Finishing Projects

Zack Freedman
3 HN recommender · 2021–2023
3 mo on HN

TWO Unpickable (?) Locks for Lock Picking Lawyer!

Stuff Made Here
3 HN recommender · 2021–2022
3 mo on HN

Weird webcam mod that enables eye-contact conversation

DIY Perks
5 HN recommender · 2020–2026
3 mo on HN

I sent robot forgeries to a handwriting expert

Stuff Made Here
3 HN recommender · 2024–2026
3 mo on HN

Gridfinity: Your Ultimate Modular Workshop is FREE!

Zack Freedman
3 HN recommender · 2022–2024
2 mo on HN

Magnetohydrodynamics - Propelling Liquid Metal with Magnets!

Tech Ingredients
2 HN recommender · 2018–2023
2 mo on HN

Building Prototypes Dan Gelbart part 10 of 18 Flexures

Dan Gelbart
2 HN recommender · 2015–2023
2 mo on HN

DIY haptic input knob: BLDC motor + round LCD

scottbez1
2 HN recommender · 2023–2026
2 mo on HN

The Secret Life of components. A series of eight guides for designers and makers by Tim Hunkin

tim hunkin
2 HN recommender · 2021–2025
2 mo on HN

Are WILD cockatoos smart enough to solve this puzzle?

Maker's Muse
2 HN recommender · 2021–2025
2 mo on HN

Building Prototypes Dan Gelbart part 18 of 18 Design

Dan Gelbart
2 HN recommender · 2015–2024
2 mo on HN

Liquid Sand Hot Tub- Fluidized air bed

Mark Rober
2 HN recommender · 2018–2025
2 mo on HN

What is a Geometry Kernel? C3D vs ACIS vs Parasolid

nickkallen1
3 HN recommender · 2023–2025
2 mo on HN

The Material Science of Metal 3D Printing

Real Engineering
3 HN recommender · 2019–2024
2 mo on HN

How I Almost Ruined MrBeast Squid Game

William Osman
2 HN recommender · 2022–2024
2 mo on HN

The 3D-Printed Curta Calculator

Adam Savage’s Tested
2 HN recommender · 2017–2025
2 mo on HN

Firing the Lorentz Plasma Cannon

LightningOnDemand
2 HN recommender · 2025–2026
2 mo on HN

High precision air bearing CNC lathe and grinder

Dan Gelbart
2 HN recommender · 2019–2025
2 mo on HN

Fantastic DIY Speakers for less than $30!

Tech Ingredients
2 HN recommender · 2018–2023
1 mo on HN

See in complete darkness with touch

Stuff Made Here
1 HN recommend · 2020–2023
1 mo on HN

I put Koenigsegg’s freevalve tech on a Miata... It runs and drives!

Wesley Kagan
1 HN recommend · 2021–2026
1 mo on HN

DIY Scanning Electron Microscope - Overview

Applied Science
1 HN recommend · 2015–2025
1 mo on HN

Linear Book Scanner

Google TechTalks
1 HN recommend · 2015–2021
1 mo on HN

Project "Iron Auntie" Success! Helping one of the last polio survivors in an iron lung.

Naomi Wu
1 HN recommend · 2020–2022
1 mo on HN

Storing Solar Power on my ROOF!!!

Quint BUILDs
2 HN recommender · 2022–2025
1 mo on HN

Computational Design of Mechanical Characters

DisneyResearchHub
1 HN recommend · 2013–2025