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Sun Position Calculator

https://drajmarsh.bitbucket.io/earthsun.html

32•sanbor•1h ago

Comments

fennec-posix•1h ago

This is incredibly cool!

sanbor•1h ago

Archived version: https://web.archive.org/web/20260111135022/https://drajmarsh...

observationist•1h ago

Awesome, thanks for the backup link.

Amazing visualizer!

sanbor•1h ago

I recommend activating "Show Illuminating Sun Beam" under "Explanatory tools" by clicking the graduation cap icon in the top right corner.

mannanj•1h ago

I've been wanting to make a little circadian rhythm graphic based on the sun, would love to have a graphic like this to support it. If Andrew Marsh is listening, would love to create something to extend what I have (Preview at sun-taupe.vercel.app)

layman51•48m ago

This is really cool! The clock on your page reminded me too of some sites that show a "real solar" time based on your location where solar noon corresponds to 12:00 PM.

Claude Cowork Exfiltrates Files

https://www.promptarmor.com/resources/claude-cowork-exfiltrates-files

279•takira•2h ago•136 comments

Scaling long-running autonomous coding

https://cursor.com/blog/scaling-agents

40•samwillis•51m ago•18 comments

The State of OpenSSL for pyca/cryptography

https://cryptography.io/en/latest/statements/state-of-openssl/

24•SGran•1h ago•3 comments

Show HN: WebTiles – create a tiny 250x250 website with neighbors around you

https://webtiles.kicya.net/

82•dimden•4d ago•11 comments

Sun Position Calculator

https://drajmarsh.bitbucket.io/earthsun.html

32•sanbor•1h ago•6 comments

Ask HN: Share your personal website

322•susam•6h ago•1096 comments

Why some clothes shrink in the wash and how to unshrink them

https://www.swinburne.edu.au/news/2025/08/why-some-clothes-shrink-in-the-wash-and-how-to-unshrink...

393•OptionOfT•3d ago•216 comments

Roam 50GB is now Roam 100GB

https://starlink.com/support/article/58c9c8b7-474e-246f-7e3c-06db3221d34d

224•bahmboo•7h ago•241 comments

SparkFun Officially Dropping AdaFruit due to CoC Violation

https://www.sparkfun.com/official-response

335•yaleman•8h ago•331 comments

Show HN: Webctl – Browser automation for agents based on CLI instead of MCP

https://github.com/cosinusalpha/webctl

47•cosinusalpha•8h ago•6 comments

Native ZFS VDEV for Object Storage (OpenZFS Summit)

https://www.zettalane.com/blog/openzfs-summit-2025-mayanas-objbacker.html

51•suprasam•4h ago•8 comments

Find a pub that needs you

https://www.ismypubfucked.com/

169•thinkingemote•7h ago•129 comments

I hate GitHub Actions with passion

https://xlii.space/eng/i-hate-github-actions-with-passion/

376•xlii•12h ago•285 comments

Ford F-150 Lightning outsold the Cybertruck and was then canceled for poor sales

https://electrek.co/2026/01/13/ford-f150-lightning-outsold-tesla-cybertruck-canceled-not-selling-...

345•MBCook•5h ago•451 comments

Ask HN: How do you safely give LLMs SSH/DB access?

37•nico•4h ago•64 comments

The Influentists: AI hype without proof

https://carette.xyz/posts/influentists/

163•LucidLynx•2h ago•95 comments

So, you’ve hit an age gate. What now?

https://www.eff.org/deeplinks/2026/01/so-youve-hit-age-gate-what-now

269•hn_acker•5h ago•224 comments

The hunt for a stolen Jackson Pollock

https://www.washingtonpost.com/entertainment/art/interactive/2026/jackson-pollock-theft-isaacs-fa...

5•prismatic•14h ago•0 comments

Ski map artist James Niehues, the 'Monet of the mountains' (2021)

https://adventure.com/ski-map-artist-james-niehues/

92•gyomu•4d ago•8 comments

You Can Just Buy Far-UVC

https://www.jefftk.com/p/you-can-just-buy-far-uvc

52•surprisetalk•4d ago•67 comments

Show HN: Digital Carrot – Block social media with programmable rules and goals

https://www.digitalcarrot.app/

28•newswangerd•7h ago•10 comments

ChromaDB Explorer

https://www.chroma-explorer.com/

3•arsentjev•39m ago•0 comments

Simple to Ornate and Back Again (2024)

https://josem.co/simple-to-ornate-and-back-again/

3•nikodunk•1h ago•0 comments

Every country should set 16 as the minimum age for social media accounts

https://www.afterbabel.com/p/why-every-country-should-set-16

82•paulpauper•3h ago•120 comments

GitHub should charge everyone $1 more per month to fund open source

https://blog.greg.technology/2025/11/27/github-should-charge-1-dollar-more-per-month.html

185•evakhoury•6h ago•172 comments

Generate QR Codes with Pure SQL in PostgreSQL

https://tanelpoder.com/posts/generate-qr-code-with-pure-sql-in-postgres/

5•tanelpoder•4d ago•0 comments

Lago (Open-Source Billing) is hiring across teams and geos

1•Rafsark•10h ago

Training my smartwatch to track intelligence

https://dmvaldman.github.io/rooklift/

3•dmvaldman•49m ago•0 comments

Show HN: Harmony – AI notetaker for Discord

https://harmonynotetaker.ai/

23•SeanDorje•3h ago•7 comments

Is Rust faster than C?

https://steveklabnik.com/writing/is-rust-faster-than-c/

191•vincentchau•4d ago•230 comments