Topics › Engineering, Transport & Making

Best 3D printing, CNC & maker projects videos, as recommended on Hacker News

48 videos about 3d printing, cnc & maker projects that Hacker News commenters keep recommending, mentioned between 2011 and 2026. Mostly demo, tutorial, explainer. Channels that come up most: DIY Perks, Dan Gelbart, Stuff Made Here, Tech Ingredients. Sorted by how consistently HN recommended them over the years.

The most recommended is Building a realistic artificial sun (for dark winter days): Whenever HN discusses seasonal affective disorder, myopia, or bright home lighting, people point to this as the most convincing buildable example of sunlight-like illumination.

• demoBuilding a realistic artificial sun (for dark winter days)DIY Perks · 9 HN recommenders · 2020–2025
• talkclojure.core/typing - Matt AderethClojureTV · 4 HN recommenders · 2016–2023
• demoBrick AssemblyAncient · 4 HN recommenders · 2023–2025
• courseBuilding Prototypes Dan Gelbart part 1 of 18 IntroductionDan Gelbart · 4 HN recommenders · 2015–2022
• otherGiant Robot Project, Part 1Jaimie Stuff · 3 HN recommenders · 2011–2020
• tutorialFreeCAD 0.20 For Beginners | 1 | Setup , preferences and navigation | Easy Tutorial for Learning CADMangoJelly Solutions for FreeCAD · 3 HN recommenders · 2023–2024
• tutorialTelescope Building with John DobsonDobson Astro-Initiatives · 4 HN recommenders · 2017–2025
• courseBasic Beginners FreeCAD v1.0 : Introduction to CourseMangoJelly Solutions for FreeCAD · 3 HN recommenders · 2025–2025
• tutorialTurning Smashed TVs into Realistic Artificial DaylightDIY Perks · 3 HN recommenders · 2019–2025
• tutorialWorld’s Best Speakers!Tech Ingredients · 3 HN recommenders · 2020–2025
• explainerHere's What's Preventing You From Finishing ProjectsZack Freedman · 3 HN recommenders · 2021–2023
• demoTWO Unpickable (?) Locks for Lock Picking Lawyer!Stuff Made Here · 3 HN recommenders · 2021–2022
• tutorialWeird webcam mod that enables eye-contact conversationDIY Perks · 5 HN recommenders · 2020–2026
• demoI sent robot forgeries to a handwriting expertStuff Made Here · 3 HN recommenders · 2024–2026
• demoGridfinity: Your Ultimate Modular Workshop is FREE!Zack Freedman · 3 HN recommenders · 2022–2024
• explainerMagnetohydrodynamics - Propelling Liquid Metal with Magnets!Tech Ingredients · 2 HN recommenders · 2018–2023
• lectureBuilding Prototypes Dan Gelbart part 10 of 18 FlexuresDan Gelbart · 2 HN recommenders · 2015–2023
• demoDIY haptic input knob: BLDC motor + round LCDscottbez1 · 2 HN recommenders · 2023–2026
• tutorialThe Secret Life of components. A series of eight guides for designers and makers by Tim Hunkintim hunkin · 2 HN recommenders · 2021–2025
• demoAre WILD cockatoos smart enough to solve this puzzle?Maker's Muse · 2 HN recommenders · 2021–2025
• lectureBuilding Prototypes Dan Gelbart part 18 of 18 DesignDan Gelbart · 2 HN recommenders · 2015–2024
• demoLiquid Sand Hot Tub- Fluidized air bedMark Rober · 2 HN recommenders · 2018–2025
• explainerWhat is a Geometry Kernel? C3D vs ACIS vs Parasolidnickkallen1 · 3 HN recommenders · 2023–2025
• explainerThe Material Science of Metal 3D PrintingReal Engineering · 3 HN recommenders · 2019–2024
• demoThe 3D-Printed Curta CalculatorAdam Savage’s Tested · 2 HN recommenders · 2017–2025
• demoFiring the Lorentz Plasma CannonLightningOnDemand · 2 HN recommenders · 2025–2026
• demoHigh precision air bearing CNC lathe and grinderDan Gelbart · 2 HN recommenders · 2019–2025
• tutorialFantastic DIY Speakers for less than $30!Tech Ingredients · 2 HN recommenders · 2018–2023
• demoSee in complete darkness with touchStuff Made Here · 1 HN recommender · 2020–2023
• demoI put Koenigsegg’s freevalve tech on a Miata... It runs and drives!Wesley Kagan · 1 HN recommender · 2021–2026
• demoDIY Scanning Electron Microscope - OverviewApplied Science · 1 HN recommender · 2015–2025
• demoLinear Book ScannerGoogle TechTalks · 1 HN recommender · 2015–2021
• otherProject "Iron Auntie" Success! Helping one of the last polio survivors in an iron lung.Naomi Wu · 1 HN recommender · 2020–2022
• demoStoring Solar Power on my ROOF!!!Quint BUILDs · 2 HN recommenders · 2022–2025
• demoComputational Design of Mechanical CharactersDisneyResearchHub · 1 HN recommender · 2013–2025
• demoBuild a DIY full-frame CCD cameraWenting Channel · 1 HN recommender · 2023–2024
• comedyTRUCKLA: The world's first Tesla pickup truckSimone Giertz · 1 HN recommender · 2021–2023
• demoI Landed A Rocket Like SpaceX - Scout FBPS.space · 1 HN recommender · 2022–2025
• tutorialConverting devices to USB Type-CDIY Perks · 1 HN recommender · 2020–2024
• demoMaking an unpickable lock. Calling locksmithsStuff Made Here · 1 HN recommender · 2021–2022
• demoGlitter Bomb 2.0 vs Porch PiratesMark Rober · 1 HN recommender · 2022–2024
• demoHomeMade Electric AirplanePeterSripol · 1 HN recommender · 2018–2022
• demoROTATING DETONATION ENGINEIntegza · 1 HN recommender · 2022–2025
• demoGlitterbomb 3.0 vs. Porch PiratesMark Rober · 1 HN recommender · 2020–2024
• explainerThe Genius of 3D Printed RocketsVeritasium · 1 HN recommender · 2022–2024
• demoMeasure the mass of an eyelash with a DIY microbalanceApplied Science · 1 HN recommender · 2018–2026
• tutorialHow to Make/Build a Lifter or IonocraftRimstarOrg · 1 HN recommender · 2016–2022
• demoAdam Savage's One Day Builds: Refrigerated Cooling Suit!Adam Savage’s Tested · 1 HN recommender · 2020–2023