tech

This link was posted by [graboy](https://news.ycombinator.com/user?id=graboy) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42427888). It received 123 points and 23 comments.

OpenERV

This link was posted by [vortex_ape](https://news.ycombinator.com/user?id=vortex_ape) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42426284). It received 93 points and 12 comments.

Map of GitHub

This link was posted by [mfiguiere](https://news.ycombinator.com/user?id=mfiguiere) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42425348). It received 135 points and 65 comments.

Palm's CEO emails Steve Jobs (2007)

This link was posted by [thunderbong](https://news.ycombinator.com/user?id=thunderbong) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42424370). It received 47 points and 8 comments.

SVC16: Simplest Virtual Computer

This link was posted by [chmaynard](https://news.ycombinator.com/user?id=chmaynard) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42422942). It received 47 points and 1 comments.

In-Depth Ruby Concurrency: Navigating the Ruby Concurrency Landscape

This link was posted by [jonatron](https://news.ycombinator.com/user?id=jonatron) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42420352). It received 103 points and 45 comments.

School smartphone ban results in better sleep and improved mood

This link was posted by [Bluestein](https://news.ycombinator.com/user?id=Bluestein) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42418982). It received 72 points and 10 comments.

IRATA.ONLINE: A Community for Retro-Computing Enthusiasts

This link was posted by [XzetaU8](https://news.ycombinator.com/user?id=XzetaU8) 3 hours ago on [HN](https://news.ycombinator.com/item?id=42418272). It received 98 points and 27 comments.

Humans are unreliable models of mouse disease

This link was posted by [belter](https://news.ycombinator.com/user?id=belter) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42418264). It received 34 points and 38 comments.

Antimatter Production, Storage, Control, Annihilation Applications in Propulsion

This link was posted by [bookofjoe](https://news.ycombinator.com/user?id=bookofjoe) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42417480). It received 40 points and 17 comments.

Racing's Deadliest Day: How the 1955 Le Mans Disaster Changed Motorsport Forever

This link was posted by [sokmastr](https://news.ycombinator.com/user?id=sokmastr) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42416230). It received 38 points and 6 comments.

Show HN: Svader – Create GPU-rendered Svelte components

This link was posted by [Loic](https://news.ycombinator.com/user?id=Loic) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42415602). It received 112 points and 42 comments.

Uv, a fast Python package and project manager

This link was posted by [zdw](https://news.ycombinator.com/user?id=zdw) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42413757). It received 101 points and 22 comments.

macOS 15.2 breaks the ability to copy the OS to another drive

This link was posted by [ilaksh](https://news.ycombinator.com/user?id=ilaksh) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42412360). It received 99 points and 15 comments.

Sharing new research, models, and datasets from Meta FAIR

This link was posted by [Handy-Man](https://news.ycombinator.com/user?id=Handy-Man) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42410803). It received 130 points and 31 comments.

MarkItDown: Python tool for converting files and office documents to Markdown

This link was posted by [maplant](https://news.ycombinator.com/user?id=maplant) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42410663). It received 55 points and 17 comments.

Garbage Collected Smart Pointers in Rust via Concurrent Cycle Collection

This link was posted by [ayoreis](https://news.ycombinator.com/user?id=ayoreis) 3 hours ago on [HN](https://news.ycombinator.com/item?id=42408819). It received 82 points and 20 comments.

Web Origami, for making websites where you can understand how they're made

This link was posted by [rbanffy](https://news.ycombinator.com/user?id=rbanffy) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42408271). It received 39 points and 6 comments.

Noninvasive imaging method can penetrate deeper into living tissue

This link was posted by [zerop](https://news.ycombinator.com/user?id=zerop) 2 hours ago on [HN](https://news.ycombinator.com/item?id=42407431). It received 52 points and 19 comments.

AI Product Management

This link was posted by [smeeeeeeeeeeeee](https://news.ycombinator.com/user?id=smeeeeeeeeeeeee) 8 hours ago on [HN](https://news.ycombinator.com/item?id=42405046). It received 154 points and 66 comments.

Show HN: I designed an espresso machine and coffee grinder

This link was posted by [sohkamyung](https://news.ycombinator.com/user?id=sohkamyung) 1 hour ago on [HN](https://news.ycombinator.com/item?id=42405462). It received 42 points and 9 comments.