HN Atlas
← All topics

3D printing

Additive manufacturing hardware, materials, techniques, designs, and practical projects.

4,311 stories · 42 in 30 days · Updated Sep 28, 2026

The pace of conversation

Posts per month

2020-01: 55 posts2020-02: 42 posts2020-03: 91 posts2020-04: 56 posts2020-05: 54 posts2020-06: 43 posts2020-07: 73 posts2020-08: 58 posts2020-09: 41 posts2020-10: 48 posts2020-11: 65 posts2020-12: 51 posts2021-01: 41 posts2021-02: 45 posts2021-03: 62 posts2021-04: 51 posts2021-05: 60 posts2021-06: 35 posts2021-07: 47 posts2021-08: 61 posts2021-09: 38 posts2021-10: 26 posts2021-11: 53 posts2021-12: 50 posts2022-01: 43 posts2022-02: 50 posts2022-03: 49 posts2022-04: 49 posts2022-05: 45 posts2022-06: 47 posts2022-07: 48 posts2022-08: 68 posts2022-09: 42 posts2022-10: 52 posts2022-11: 59 posts2022-12: 42 posts2023-01: 52 posts2023-02: 41 posts2023-03: 50 posts2023-04: 45 posts2023-05: 44 posts2023-06: 30 posts2023-07: 41 posts2023-08: 66 posts2023-09: 65 posts2023-10: 56 posts2023-11: 63 posts2023-12: 44 posts2024-01: 61 posts2024-02: 63 posts2024-03: 59 posts2024-04: 66 posts2024-05: 43 posts2024-06: 47 posts2024-07: 41 posts2024-08: 50 posts2024-09: 55 posts2024-10: 46 posts2024-11: 46 posts2024-12: 43 posts2025-01: 56 posts2025-02: 41 posts2025-03: 52 posts2025-04: 50 posts2025-05: 77 posts2025-06: 64 posts2025-07: 61 posts2025-08: 63 posts2025-09: 58 posts2025-10: 66 posts2025-11: 70 posts2025-12: 56 posts2026-01: 68 posts2026-02: 86 posts2026-03: 61 posts2026-04: 61 posts2026-05: 60 posts2026-06: 52 posts2026-07: 59 posts2026-08: 52 posts2026-09: 41 posts
2020-012026-09

Posts per month · first and latest months may be partial.

01 / EXPLORE THROUGH TIME

Timeline

Start with the latest. Scroll back through time, or zoom in for more.

Year by yearUp to 5 stories per year
2026540 stories
An ongoing 3D-printer AGPL violation↗ lwn.net · HN · 232 comments · 489 points · Aug 26, 2026
Restore full BambuNetwork support for Bambu Lab printers↗ github.com · HN · 316 comments · 671 points · May 12, 2026
Show HN: Needle: We Distilled Gemini Tool Calling into a 26M Model↗ github.com · HN · 211 comments · 776 points · May 12, 2026
Noctua releases official 3D CAD models for its cooling fans↗ noctua.at · HN · 108 comments · 501 points · Apr 27, 2026
14-year-old Miles Wu folded origami pattern that holds 10k times its own weight↗ smithsonianmag.com · HN · 202 comments · 928 points · Feb 16, 2026
2025714 stories
I designed and printed a custom nose guard to help my dog with DLE↗ snoutcover.com · HN · 67 comments · 608 points · Nov 30, 2025
Inkjet printer with DRM-free ink will be launched via a crowdfunding campaign↗ notebookcheck.net · HN · 172 comments · 553 points · Sep 30, 2025
Open hardware desktop 3D printing is dead?↗ josefprusa.com · HN · 440 comments · 721 points · Aug 15, 2025
A receipt printer cured my procrastination↗ laurieherault.com · HN · 603 comments · 1255 points · Jun 12, 2025
Design for 3D-Printing↗ blog.rahix.de · HN · 210 comments · 837 points · May 04, 2025
2024620 stories
Scale Model of Boeing 777-300ER, Made from Manila Folders↗ lucaiaconistewart.com · HN · 100 comments · 561 points · Dec 27, 2024
Show HN: I designed an espresso machine and coffee grinder↗ velofuso.com · HN · 477 comments · 797 points · Dec 13, 2024
OpenSCAD: The Programmer's Solid 3D CAD Modeller↗ openscad.org · HN · 187 comments · 475 points · Sep 14, 2024
Cold brew coffee in 3 minutes using acoustic cavitation↗ unsw.edu.au · HN · 351 comments · 537 points · May 07, 2024
Show HN: I made a new sensor out of 3D printer filament for my PhD↗ paulbupejr.com · HN · 130 comments · 886 points · Apr 11, 2024
2023597 stories
PartCAD the first package manager for CAD models↗ github.com · HN · 39 comments · 50 points · Dec 27, 2023
Why Prusa is floundering, and how you can avoid their fate↗ drewdevault.com · HN · 156 comments · 103 points · Dec 26, 2023
A circular 3D-printed concrete bridge↗ designboom.com · HN · 67 comments · 59 points · Dec 24, 2023
New 3D Printable Search Engine↗ printablesearch.com · HN · 14 comments · 27 points · Apr 17, 2023
Compact holographic sound fields enable rapid one-step assembly of matter in 3D↗ science.org · HN · 6 comments · 26 points · Feb 14, 2023
2022594 stories
A 3D-printed ethernet RJ45 clip to secure/repair/fix broken tab (2020)↗ thingiverse.com · HN · 249 comments · 672 points · Nov 24, 2022
Show HN: I 3D scanned the interior of the Great Pyramid at Giza↗ giza.mused.org · HN · 280 comments · 1752 points · Oct 27, 2022
Fritzing is an open-source electronic design tool↗ fritzing.org · HN · 110 comments · 280 points · May 02, 2022
Melting KiCad↗ mitxela.com · HN · 81 comments · 278 points · Apr 21, 2022
A home made PCB stepper motor↗ kevinlynagh.com · HN · 68 comments · 271 points · Feb 03, 2022
2021569 stories
Lego has designed a set that can't be taken apart↗ brickset.com · HN · 399 comments · 663 points · Dec 03, 2021
3D printed mirror array↗ github.com · HN · 143 comments · 1056 points · Nov 11, 2021
Show HN: I built a CNC-machine from scratch, using 40x 3D-printed parts↗ github.com · HN · 140 comments · 462 points · Nov 03, 2021
The Polar Bear – Open-Source, Multipurpose CNC Machine with a Rotary Axis↗ kadirilkimen.com · HN · 150 comments · 448 points · Aug 19, 2021
Spintronics: Build Mechanical Circuits↗ kickstarter.com · HN · 117 comments · 503 points · May 20, 2021
2020677 stories
Print this file, your printer will jam (2008)↗ nedbatchelder.com · HN · 208 comments · 492 points · Dec 26, 2020
The battle for the soul of digital freedom taking place inside your printer↗ eff.org · HN · 313 comments · 457 points · Nov 09, 2020
FreeCAD: A free and open source multiplatform 3D parametric modeler↗ github.com · HN · 268 comments · 619 points · Sep 18, 2020
Autodesk criticised by architects↗ extranetevolution.com · HN · 379 comments · 304 points · Aug 03, 2020
1:60 scale Boeing 777 made from manila folders↗ lucaiaconistewart.com · HN · 197 comments · 885 points · Jul 06, 2020
Scroll through time ↕

02 / CATCH UP

The conversation now

Popular stories, with attention fading over roughly two weeks.

How to build a printer↗ nishantjosh.dev · HN · 107 comments · 459 points · Sep 08, 2026
Made by Mechanical Means↗ felixrieseberg.com · HN · 24 comments · 67 points · Sep 28, 2026
An ongoing 3D-printer AGPL violation↗ lwn.net · HN · 232 comments · 489 points · Aug 26, 2026
Open-source 3D anatomy explorer: 2,234 selectable BodyParts3D meshes↗ github.com · HN · 29 comments · 86 points · Sep 07, 2026
Unlocking a locked/deactivated e-waste Cricut Maker↗ sprocketfox.io · HN · 67 comments · 258 points · Aug 19, 2026

03 / GO DEEPER

Follow your curiosity

Find a particular story, revisit a year, or see what resonated.

Highest rated · the last 30 days

How to build a printer↗ nishantjosh.dev · HN · 107 comments · 459 points · Sep 08, 2026
Open-source 3D anatomy explorer: 2,234 selectable BodyParts3D meshes↗ github.com · HN · 29 comments · 86 points · Sep 07, 2026
Made by Mechanical Means↗ felixrieseberg.com · HN · 24 comments · 67 points · Sep 28, 2026
Household Laser Cuts↗ cceckman.com · HN · 18 comments · 52 points · Sep 04, 2026
Charges Against Man Who Destroyed 3D-Printed 'Decoy' Flock Camera Reduced↗ 404media.co · HN · 0 comments · 28 points · Sep 15, 2026
Building a t-shirt factory factory↗ breakingchange.blog · HN · 0 comments · 7 points · Sep 15, 2026
Jev Is Built for Tinkerers↗ blog.mattheworiordan.com · HN · 1 comments · 5 points · Sep 25, 2026
Turns out, Astra cannot build manufacturing CAD yet↗ interpretai.tech · HN · 3 comments · 5 points · Sep 18, 2026
Fiber-immersion microfabrication with sub-10µm resolution for under $300 [video]↗ youtube.com · HN · 1 comments · 5 points · Sep 06, 2026
PrusaSlicer 3.0 Preview – Built for the Future of 3D Printing↗ blog.prusa3d.com · HN · 0 comments · 5 points · Sep 01, 2026

10 stories shown.

Help shape Hacker Atlas

Useful, confusing, or missing something? I’d love to hear.

Your feedback is private. Your email is only used to reply, never to sign you up for a newsletter.