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McMaster Carr – The Smartest Website You Haven't Heard Of

https://www.bedelstein.com/post/mcmaster-carr

16•jcartw•4h ago

Comments

NaOH•4h ago

Previous and related:

how come a company founded over 100 years ago has the fastest site - https://news.ycombinator.com/item?id=41883419 - Oct 2024 (15 comments)

McMaster-Carr: A refreshingly fast, thoughtful, and well-organized website - https://news.ycombinator.com/item?id=34306793 - Jan 2023 (37 comments)

Best ecommerce UX practices from mcmaster.com - https://news.ycombinator.com/item?id=34000502 - Dec 2022 (169 comments)

Mcmaster.com is the best e-commerce site I've ever used - https://news.ycombinator.com/item?id=32976978 - Sept 2022 (494 comments)

McMaster-Carr: Beautifully organized and informational industrial product store - https://news.ycombinator.com/item?id=24803857 - Oct 2020 (27 comments)

jacquesm•15m ago

Note they have CAD files for almost all of their products which - in combination with a 3D printer - can come in very handy.

RuBee

https://computer.rip/2025-11-22-RuBee.html

141•Sniffnoy•4h ago•15 comments

Fran Sans – font inspired by San Francisco light rail displays

https://emilysneddon.com/fran-sans-essay

832•ChrisArchitect•13h ago•107 comments

Ask HN: Hearing aid wearers, what's hot?

138•pugworthy•5h ago•53 comments

Disney Lost Roger Rabbit

https://pluralistic.net/2025/11/18/im-not-bad/

92•leephillips•5d ago•24 comments

The Rust Performance Book (2020)

https://nnethercote.github.io/perf-book/

82•vinhnx•4d ago•5 comments

We stopped roadmap work for a week and fixed 189 bugs

https://lalitm.com/fixits-are-good-for-the-soul/

145•signa11•4h ago•93 comments

Native Secure Enclave backed SSH keys on macOS

https://gist.github.com/arianvp/5f59f1783e3eaf1a2d4cd8e952bb4acf

366•arianvanp•13h ago•153 comments

µcad: New open source programming language that can generate 2D sketches and 3D

https://microcad.xyz/

160•todsacerdoti•10h ago•40 comments

New magnetic component discovered in the Faraday effect after nearly 2 centuries

https://phys.org/news/2025-11-magnetic-component-faraday-effect-centuries.html

122•rbanffy•4d ago•33 comments

A free tool that stuns LLMs with thousands of invisible Unicode characters

https://gibberifier.com

52•wdpatti•4h ago•22 comments

Having Fun with Complex Numbers

https://mathwonder.org/Having-Fun-with-Complex-Numbers/

24•smm16r•5d ago•6 comments

The Cloudflare outage was a good thing

https://gist.github.com/jbreckmckye/32587f2907e473dd06d68b0362fb0048

108•radeeyate•4h ago•79 comments

Lambda Calculus – Animated Beta Reduction of Lambda Diagrams

https://cruzgodar.com/applets/lambda-calculus

8•perryprog•2h ago•0 comments

Build desktop applications using Go and Web Technologies

https://github.com/wailsapp/wails

15•selvan•3h ago•1 comments

Git 3.0 will use main as the default branch

https://thoughtbot.com/blog/git-3-0-will-use-main-as-the-default-branch

23•ingve•57m ago•17 comments

Passing the Torch – My Last Root DNSSEC KSK Ceremony as Crypto Officer 4

https://technotes.seastrom.com/2025/11/23/passing-the-torch.html

44•greyface-•5h ago•7 comments

Calculus for Mathematicians, Computer Scientists, and Physicists [pdf]

https://mathcs.holycross.edu/~ahwang/print/calc.pdf

286•o4c•15h ago•62 comments

Show HN: I wrote a minimal memory allocator in C

https://github.com/t9nzin/memory

82•t9nzin•9h ago•19 comments

Ego, empathy, and humility at work

https://matthogg.fyi/a-unified-theory-of-ego-empathy-and-humility-at-work/

42•mrmatthogg•5h ago•8 comments

Band of Holes

https://en.wikipedia.org/wiki/Band_of_Holes

23•user070223•5d ago•3 comments

Hyperoptic: IPv6 and Out-of-Order Packets

https://blog.zakkemble.net/hyperoptic-ipv6-and-out-of-order-packets/

18•speckx•5d ago•0 comments

Liva AI (YC S25) Is Hiring

https://www.ycombinator.com/companies/liva-ai/jobs/fYP8QP8-growth-intern

1•ashlleymo•8h ago

A desktop app for isolated, parallel agentic development

https://github.com/coder/mux

76•mercat•9h ago•28 comments

The feds want to make it illegal to even possess an anarchist zine

https://theintercept.com/2025/11/23/prairieland-ice-antifa-zines-criminalize-protest-journalism/

26•pabs3•1h ago•5 comments

A time-travelling door bug in Half Life 2

https://mastodon.gamedev.place/@TomF/115589875974658415

398•AshleysBrain•2d ago•53 comments

Iowa City made its buses free. Traffic cleared, and so did the air

https://www.nytimes.com/2025/11/18/climate/iowa-city-free-buses.html

334•bookofjoe•9h ago•391 comments

Show HN: Gitlogue – A terminal tool that replays your Git commits with animation

https://github.com/unhappychoice/gitlogue

125•unhappychoice•5d ago•15 comments

Particle Life

https://sandbox-science.com/particle-life

64•StromFLIX•9h ago•8 comments

Terence Tao: At the Erdos problem website, AI assistance now becoming routine

https://mathstodon.xyz/@tao/115591487350860999

231•dwohnitmok•1d ago•42 comments

Mount Proton Drive on Linux using rclone and systemd

https://github.com/dadtronics/protondrive-linux

127•cf100clunk•15h ago•49 comments