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Show HN: Invisible color – Daily logical puzzle

https://www.invisible-color.xyz/
1•wrongful1520•51m ago
Hey there! a few days ago I shared my game: https://news.ycombinator.com/item?id=49035477

I received good feedback so now we have: - Better domain - Leaderboard - Better explainer - Animations - More nice but small things

Enjoy!

Show HN: Abendrot – The free and open-source macOS app for your circadian rhythm

https://github.com/matthewrball/abendrot
1•balldelegance•59s ago•0 comments

Is Samsung Pioneering Mass Adoption of USDC?

https://irishtechnews.ie/is-samsung-pioneering-mass-adoption-of-usdc/
1•belkin1•1m ago•0 comments

Guide: How to Use Libgpiod with C

https://fiosproject.de/posts/libgpiod/
1•ls-root•3m ago•0 comments

Why Don't People Use Formal Methods?

https://www.hillelwayne.com/post/why-dont-people-use-formal-methods/
1•Thom2503•4m ago•0 comments

Register deprivation: spills and runtime under forced register scarcity

https://rjp.io/blog/2026-07-19-register-deprivation
1•surprisetalk•5m ago•0 comments

Show HN: Edgemetry – self-hosted web analytics on Cloudflare's free tier

https://github.com/hayaran/edgemetry
2•theone•6m ago•0 comments

Building secure Uniswap v4 hooks

https://blog.trailofbits.com/2026/07/30/building-secure-uniswap-v4-hooks/
2•ErenayDev•7m ago•0 comments

Israel defender Bret Stephens calls out 'Jewish terrorists' in West Bank

https://www.timesofisrael.com/stalwart-israel-defender-bret-stephens-calls-out-jewish-terrorists-...
1•tcp_handshaker•9m ago•0 comments

Superrationality

https://en.wikipedia.org/wiki/Superrationality
1•kibwen•9m ago•0 comments

US FCC approves giant space mirror to deliver 'sunlight on demand'

https://www.cbc.ca/news/science/reflect-orbital-approval-fcc-9.7287535
2•throw0101d•10m ago•1 comments

Is open-weight AI banned yet?

https://isopenweightaibannedyet.com/
2•imtany•11m ago•0 comments

Why every Wikimedian should be a toolmaker

https://www.haykranen.nl/2026/07/30/wikimania-2026-every-wikimedian-toolmaker/
1•janvdberg•11m ago•0 comments

Show HN: A browser extension that flags GitHub repos with suspicious star growth

https://ayoublidjici-dotcom.github.io/repo-reality-check/
3•KageFX•11m ago•0 comments

How Old Is Ann?

https://quuxplusone.github.io/blog/2026/07/29/how-old-is-ann/
1•ibobev•11m ago•0 comments

Wallpets: Expressive animal companions that live in your Mac wallpaper

https://wall-pets.com/
1•mihau•11m ago•0 comments

What it means for an API to be RESTful

https://en.andros.dev/blog/9761fd2e/what-it-means-for-an-api-to-be-restful/
1•ibobev•12m ago•0 comments

CosmosEscape: Taking over Every Database in Azure Cosmos DB

https://www.wiz.io/blog/cosmosescape-taking-over-every-database-in-azure-cosmos-db
1•uvuv•12m ago•1 comments

Fixing long-standing shader issues and "Device Removed" crashes in Path of Exile

https://twitter.com/i/status/2082706381766029798
1•Sverigevader•12m ago•0 comments

Parsers don't have to be complicated

https://bkaradzic.github.io/posts/scanner/
1•ibobev•12m ago•0 comments

Poland blames Russia for firing missile into its territory

https://www.cnn.com/2026/07/29/europe/ukraine-kyiv-missile-attack-latam-intl
1•tcp_handshaker•12m ago•0 comments

Steam Client Adds HDR Streaming on Steam Deck OLED, AV1 Video Streaming

https://www.phoronix.com/news/Steam-Beta-Video-Streaming
1•DemiGuru•15m ago•0 comments

EU Icons for labelling AI-generated content

https://digital-strategy.ec.europa.eu/en/policies/eu-icons-labelling-ai-generated-content
2•pekko•16m ago•0 comments

design of Plan 9 and how I use it (2022)

https://hackerpublicradio.org/eps.php?id=3675
1•bmacho•16m ago•1 comments

Collusion with Competitive Marginals: Price-Level Audits Are Blind

https://arxiv.org/abs/2607.26385
1•sbulaev•19m ago•0 comments

UK on track for record heat-related deaths this year, UKHSA estimates

https://www.bbc.co.uk/news/articles/c0m78g01r8jo
2•ljf•20m ago•0 comments

Show HN: HuPow – Proof-of-Work to stop AI bots in your inbox

https://hupow.app
2•cmbza•20m ago•0 comments

The Cities That Said Yes to Drugs

https://www.theatlantic.com/magazine/2026/09/city-drug-addiction-harm-reduction-policy/687967/
3•SanjayMehta•21m ago•0 comments

Self-Hosting Agent-Built Apps on a Mac Mini: My Personal Software Journey

https://metedata.substack.com/p/016-my-personal-software-journey
1•young_mete•21m ago•0 comments

Show HN: Formae 0.88.0 Released

https://docs.formae.io/documentation/reference/release-notes
1•discountelf•21m ago•0 comments

Sandboxing Claude CLI with Tart on Apple Silicon

https://www.mrafayaleem.com/blog/sandboxing-claude-cli-with-tart-on-apple-silicon
1•iamspoilt•22m ago•0 comments