Bitchat – A decentralized messaging app that works over Bluetooth mesh networks

https://github.com/jackjackbits/bitchat

362•ananddtyagi•9h ago•156 comments

I extracted the safety filters from Apple Intelligence models

https://github.com/BlueFalconHD/apple_generative_model_safety_decrypted

395•BlueFalconHD•13h ago•260 comments

Intel's Lion Cove P-Core and Gaming Workloads

https://chipsandcheese.com/p/intels-lion-cove-p-core-and-gaming

181•zdw•10h ago•25 comments

Neanderthals operated prehistoric “fat factory” on German lakeshore

https://archaeologymag.com/2025/07/neanderthals-operated-fat-factory-125000-years-ago/

73•hilux•3d ago•21 comments

Show HN: I wrote a "web OS" based on the Apple Lisa's UI, with 1-bit graphics

https://alpha.lisagui.com/

342•ayaros•14h ago•106 comments

Show HN: Piano Trainer – Learn piano scales, chords and more using MIDI

https://github.com/ZaneH/piano-trainer

58•FinalDestiny•2d ago•14 comments

Building the Rust Compiler with GCC

https://fractalfir.github.io/generated_html/cg_gcc_bootstrap.html

165•todsacerdoti•11h ago•24 comments

A non-anthropomorphized view of LLMs

http://addxorrol.blogspot.com/2025/07/a-non-anthropomorphized-view-of-llms.html

157•zdw•10h ago•154 comments

Why English doesn't use accents

https://www.deadlanguagesociety.com/p/why-english-doesnt-use-accents

131•sandbach•12h ago•161 comments

The first time I was almost fired from Apple

https://www.engineersneedart.com/blog/almostfired/almostfired.html

205•chmaynard•2d ago•79 comments

Portability of Tar Features

https://mgorny.pl/articles/portability-of-tar-features.html

12•Bogdanp•3d ago•1 comments

Crypto 101 – Introductory course on cryptography

https://www.crypto101.io/

166•pona-a•12h ago•14 comments

Fictional K-pop bands zoom to top of US music charts

https://www.bbc.com/news/articles/clyl1zyv1y2o

17•ranit•3d ago•9 comments

High Performance Image Sensor Processing Using FPGAs [pdf]

https://oda.uni-obuda.hu/bitstream/handle/20.500.14044/10350/Gabor_S_Becker_ertekezes.pdf

39•teleforce•6h ago•1 comments

LLMs should not replace therapists

https://arxiv.org/abs/2504.18412

96•layer8•11h ago•113 comments

Async Queue – One of my favorite programming interview questions

https://davidgomes.com/async-queue-interview-ai/

134•davidgomes•16h ago•120 comments

Opencode: AI coding agent, built for the terminal

https://github.com/sst/opencode

210•indigodaddy•15h ago•58 comments

Thesis: Interesting work is less amenable to the use of AI

https://remark.ing/rob/rob/Thesis-interesting-work-ie

63•koch•12h ago•32 comments

I Ported SAP to a 1976 CPU. It Wasn't That Slow

https://github.com/oisee/zvdb-z80/blob/master/ZVDB-Z80-ABAP.md

27•weinzierl•3h ago•11 comments

Nobody has a personality anymore: we are products with labels

https://www.freyaindia.co.uk/p/nobody-has-a-personality-anymore

401•drankl•11h ago•317 comments

Swedish Campground (2004)

https://www.folklore.org/Swedish_Campground.html

84•CharlesW•9h ago•24 comments

Get the location of the ISS using DNS

https://shkspr.mobi/blog/2025/07/get-the-location-of-the-iss-using-dns/

285•8organicbits•20h ago•79 comments

Backlog.md – Markdown‑native Task Manager and Kanban visualizer for any Git repo

https://github.com/MrLesk/Backlog.md

145•mrlesk•13h ago•33 comments

Functions Are Vectors (2023)

https://thenumb.at/Functions-are-Vectors/

193•azeemba•18h ago•95 comments

Uncommon Uses of Python in Commonly Used Libraries (2022)

https://eugeneyan.com/writing/uncommon-python/

24•sebg•3d ago•2 comments

There's a COMPUTER inside my DS flashcart [video]

https://www.youtube.com/watch?v=uq0pJmd7GAA

56•surprisetalk•9h ago•11 comments

Show HN: A Language Server Implementation for SystemD Unit Files

https://github.com/JFryy/systemd-lsp

37•arandomhuman•8h ago•17 comments

Show HN: Modernized file manager and program manager from Windows 3.x

https://github.com/brianluft/heirloom

35•electroly•9h ago•7 comments

The era of full stack chip designers

https://chipinsights.substack.com/p/the-era-of-full-stack-chip-designers

16•bharathw30•5h ago•4 comments

Jane Street barred from Indian markets as regulator freezes $566M

https://www.cnbc.com/2025/07/04/indian-regulator-bars-us-trading-firm-jane-street-from-accessing-securities-market.html

425•bwfan123•19h ago•249 comments

Open in hackernews

High Performance Image Sensor Processing Using FPGAs [pdf]

https://oda.uni-obuda.hu/bitstream/handle/20.500.14044/10350/Gabor_S_Becker_ertekezes.pdf

39•teleforce•6h ago

Comments

mikewarot•4h ago

That's quite an extensive tour through the world of image signal processing.

I can't quite grok the filter added to the DDS to generate twiddle factors for FFTs. I'll have to re-read that section a few time for it to sink in.