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Show HN: A luma dependent chroma compression algorithm (image compression)

https://www.bitsnbites.eu/a-spatial-domain-variable-block-size-luma-dependent-chroma-compression-...
26•mbitsnbites•3d ago•2 comments

Show HN: I saw this cool navigation reveal, so I made a simple HTML+CSS version

https://github.com/Momciloo/fun-with-clip-path
48•momciloo•7h ago•9 comments

Show HN: Browser based state machine simulator and visualizer

https://svylabs.github.io/smac-viz/
8•sridhar87•4d ago•3 comments

Show HN: Django-rclone: Database and media backups for Django, powered by rclone

https://github.com/kjnez/django-rclone
2•cui•1h ago•1 comments

Show HN: Look Ma, No Linux: Shell, App Installer, Vi, Cc on ESP32-S3 / BreezyBox

https://github.com/valdanylchuk/breezydemo
294•isitcontent•1d ago•39 comments

Show HN: Kappal – CLI to Run Docker Compose YML on Kubernetes for Local Dev

https://github.com/sandys/kappal
44•sandGorgon•2d ago•20 comments

Show HN: If you lose your memory, how to regain access to your computer?

https://eljojo.github.io/rememory/
362•eljojo•1d ago•218 comments

Show HN: I spent 4 years building a UI design tool with only the features I use

https://vecti.com
374•vecti•1d ago•171 comments

Show HN: Witnessd – Prove human authorship via hardware-bound jitter seals

https://github.com/writerslogic/witnessd
2•davidcondrey•2h ago•1 comments

Show HN: PalettePoint – AI color palette generator from text or images

https://palettepoint.com
2•latentio•3h ago•0 comments

Show HN: Smooth CLI – Token-efficient browser for AI agents

https://docs.smooth.sh/cli/overview
97•antves•2d ago•70 comments

Show HN: R3forth, a ColorForth-inspired language with a tiny VM

https://github.com/phreda4/r3
85•phreda4•1d ago•17 comments

Show HN: Artifact Keeper – Open-Source Artifactory/Nexus Alternative in Rust

https://github.com/artifact-keeper
156•bsgeraci•1d ago•65 comments

Show HN: I built a <400ms latency voice agent that runs on a 4gb vram GTX 1650"

https://github.com/pheonix-delta/axiom-voice-agent
2•shubham-coder•6h ago•1 comments

Show HN: BioTradingArena – Benchmark for LLMs to predict biotech stock movements

https://www.biotradingarena.com/hn
29•dchu17•1d ago•12 comments

Show HN: Slack CLI for Agents

https://github.com/stablyai/agent-slack
55•nwparker•2d ago•12 comments

Show HN: Stacky – certain block game clone

https://www.susmel.com/stacky/
3•Keyframe•7h ago•0 comments

Show HN: A toy compiler I built in high school (runs in browser)

https://vire-lang.web.app
3•xeouz•7h ago•1 comments

Show HN: Gigacode – Use OpenCode's UI with Claude Code/Codex/Amp

https://github.com/rivet-dev/sandbox-agent/tree/main/gigacode
23•NathanFlurry•1d ago•11 comments

Show HN: ARM64 Android Dev Kit

https://github.com/denuoweb/ARM64-ADK
18•denuoweb•2d ago•2 comments

Show HN: Nginx-defender – realtime abuse blocking for Nginx

https://github.com/Anipaleja/nginx-defender
3•anipaleja•9h ago•0 comments

Show HN: Micropolis/SimCity Clone in Emacs Lisp

https://github.com/vkazanov/elcity
173•vkazanov•2d ago•49 comments

Show HN: MCP App to play backgammon with your LLM

https://github.com/sam-mfb/backgammon-mcp
3•sam256•11h ago•1 comments

Show HN: I'm 75, building an OSS Virtual Protest Protocol for digital activism

https://github.com/voice-of-japan/Virtual-Protest-Protocol/blob/main/README.md
9•sakanakana00•12h ago•2 comments

Show HN: Horizons – OSS agent execution engine

https://github.com/synth-laboratories/Horizons
27•JoshPurtell•1d ago•5 comments

Show HN: I built Divvy to split restaurant bills from a photo

https://divvyai.app/
3•pieterdy•12h ago•1 comments

Show HN: Daily-updated database of malicious browser extensions

https://github.com/toborrm9/malicious_extension_sentry
14•toborrm9•1d ago•8 comments

Show HN: Falcon's Eye (isometric NetHack) running in the browser via WebAssembly

https://rahuljaguste.github.io/Nethack_Falcons_Eye/
7•rahuljaguste•1d ago•1 comments

Show HN: Local task classifier and dispatcher on RTX 3080

https://github.com/resilientworkflowsentinel/resilient-workflow-sentinel
25•Shubham_Amb•2d ago•2 comments

Show HN: Slop News – HN front page now, but it's all slop

https://dosaygo-studio.github.io/hn-front-page-2035/slop-news
22•keepamovin•17h ago•6 comments
Open in hackernews

Show HN: A 10KiB kernel for cloud apps

https://github.com/ReturnInfinity/BareMetal-Cloud
68•ianseyler•3w ago

Comments

bflesch•3w ago
Sorry this might be an extremely stupid question, but can you please explain the benefits of this and what other (larger?) alternatives are?

I understand that this "exokernel" provides more performant hardware access for software and it seems to be written from scratch in assembler.

Does this mean that one should expect a lot of security and robustness issues, which means it should only be used for internal services and never be exposed to untrusted networks?

heliumtera•3w ago
If one decides to boot an arbitrary system, pointing at whatever would be the latest version of exec.asm, it doesn't even matter what the project is today and whatever the setup script is doing. If one chooses to use this, one decides to handover the virtual machine ownership. Your system is whatever OP decides, now or in the future.

Edit: made a clear mistake here. One would clearly not be booting on lates version of exec.asm. It would be libBareMetal.asm instead.

Sorry for confusion guys, totally safe and effective

if [ -x "$(command -v curl)" ]; then curl -s -o libBareMetal.asm https://raw.githubusercontent.com/ReturnInfinity/BareMetal/m... else wget -q https://raw.githubusercontent.com/ReturnInfinity/BareMetal/m... fi

awesomeMilou•3w ago
One thing that comes to mind is latency in a HPC context.

If you can fit your entire software stack into L3 cache, you never have to access memory and benefit from insanely good latency.

This was a thing in HFT like ~5-7 years ago, where you might have bought a 28 core Xeon, disable all but one or two cores and benefit from ~30mb L3 cache, which can fit an entire Linux Kernel, an SSH server and your trading software.

yjftsjthsd-h•3w ago
Given that this is (AFAICT) a way to efficiently run exactly one program on a machine (probably a VM), I would have liked to see more time spent on the particulars of getting a program running on it. Like, can you easily run existing software on BareMetal? Could you compile nginx to run on it? Or does software have to be written specifically for this environment? And either way, how exactly do you actually build your software for/into(?) the image?
cestith•3w ago
You can’t run most Unix/Linux apps without porting.

https://github.com/ReturnInfinity/BareMetal-Examples/blob/ma...

ianseyler•3w ago
The plan is to get existing *nix programs ported over, yes. That will require some more work (ideally a compatibility layer/library).
tracker1•3w ago
I would think that with a bit of work, it should be possible to implement a baseline for a language like Rust or Go to target that environment with a "bare" application that may or may not have a direct filesystem interface to use.

Which could be pretty nice. Just Enough OS, so to speak.

messe•3w ago
Wow, that's some nostalgia for me. I remember encountering BareMetalOS and its bootloader Pure64 back when I still lurked the OSDev.org forums, probably more than 15 years ago at this point. Glad to see you're still at it!
gforce_de•3w ago
Does look alien. When Going to http://baremetal.returninfinity.com/ one can only see some b0rken plaintext in the browser:

  GET / HTTP/1HTTP/1.0 404 Not Found
  Server: BareMetal
  Content-type: text/html
  
  <!DOCTYPE html>
  <html>
   <head>
    <title>404</title>
   </head>
   <body>
    <p>404 - Not found</p>
   </boGET / HTTP/1
awesomeMilou•3w ago
Could you provide a link to a libc equivalent for this?

I was hoping for some documentation on how to get networking but I can't find anything immediately in the README

ianseyler•3w ago
Newlib has been ported: https://github.com/ReturnInfinity/BareMetal-newlib4
awesomeMilou•3w ago
Is there a system call reference somewhere?