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Show HN: Kakehashi – Experimental userspace to run macOS binaries on Linux ARM

32 points2 hoursgithub.com
13rac156 minutes ago

Interesting project! A long term vision for MacOS applications is feasible given the success of WINE/Proton with Windows applications.

Are you familiar with the Darling project? https://github.com/darlinghq/darling There's an open PR for ARM64 support https://github.com/darlinghq/darling/pull/1753 Could you combine efforts or do your goals differ too much?

vlad_kalinkin2 hours ago

Hi HN, I started developing an experimental project with the goal of running macOS CLI binaries natively on Linux ARM machines. As of now, we have working prototypes for: - 7-Zip: Passes multi-threaded compression tests on an 8k-file tree. Currently ~5.2x slower than native Linux execution, but I already mapped out a clear optimization plan to cut this gap down. - curl: Over 200 commands and options successfully pass our automated Docker test script. - Xcode Tools Git: Basic version control commands (init, add, commit) are up and running, though 100% stability is not yet guaranteed. I would be highly grateful for your constructive criticism, architectural ideas, and feedback! Thank you!

StilesCrisis56 minutes ago

I assume you eventually plan to target binaries that don't already exist on Linux? Where do you think you'll start?

vlad_kalinkin12 minutes ago

Well, of course, most of all I would like to achieve full-fledged support for Xcode Tools (including building iOS applications) and the macOS version of Homebrew. But, of course, there is still a lot of work ahead to get to this point. Thank you!

Arshad-Talpur29 minutes ago

This is something i have been looking for long time, however i have gone through repository and docs and the problem is bigger and solution still seems to be early, I am curious how you gonna take further, will be watching it

leothetechguy53 minutes ago

this is something I've been waiting for a long time. I will be watching this with great interest.

If this ever gets far enough I would love to see something similar to yabridge implemented on top of this and be able to run AU binaries on linux.

rvz49 minutes ago

How can we tell that this is truly a clean room project and that there is no code from either (Claude or yourself) that is derived from the Darling project?

Otherwise great project.

vlad_kalinkin19 minutes ago

Thanks for the comment! You guessed it, I did use LLMs during development. While the strict definition of a "clean room" design can be debatable when AI is involved, I'd consider this a "light-gray room" approach. There is no direct code plagiarism here: Kakehashi is written from scratch in Rust, whereas Darling is built on C/objc. Furthermore, the architecture is fundamentally different—Darling relies on kernel-level emulation, while Kakehashi is purely focused on a lightweight userspace approach for Linux ARM. In my prompts, I explicitly restricted the use of proprietary components. Ultimately, the codebase speaks for itself, and I welcome everyone to audit the repository! Thanks again!

billyjobob27 minutes ago

Darling is written in a different language so I don't think the LLM would copy paste code from it directly. But it is the main (only?) prior art, so it could be argued that everything the LLM knows about how to do this came because it read and understood Darling, i.e. if Darling didn't exist it may still be able to do this but it would have to figure it out from first principles.

Not saying it happened here, but it's an interesting thought experiment: what if you order an LLm to achieve the same goal as a popular open source project, using all the lessons learned and pitfalls faced by that project, but not to copy the code. Indeed, LLM code is now often better than human code, so direct code copying would be a disadvantage. Humans are certainly inspired by other projects like this all the time and it isn't considered plagiarism.

Natalia72459 minutes ago

[dead]

yourewrongsorry52 minutes ago

[flagged]

leothetechguy48 minutes ago

rust is a tool like any other, grow up.

I personally find it easier to work with than c++ in many cases.

EDIT: On second look... you okay dude? That's an awful lot of anger and swearing for an account created 11 minutes ago. Please calm down for your own sake or do something different at least

meindnoch35 minutes ago

How did he predict your comment?

leothetechguy23 minutes ago

I didn't, I just went to his profile and checked the comments since I had a feeling he wasn't being rational. And I saw a lot of very angry comments made before this one.

theproblemisyou36 minutes ago

[flagged]

leothetechguy26 minutes ago

I'm not the guy that's banning you.

I come here with the expectation that this isn't 4chan and I leave my opinions exactly as they are while still being polite. This isn't inevitable. Else nobody would use this site. You can be upset about many things like AI and people will share that sentiment or not. You can read the Guidelines, it's not hard to see they aren't unreasonable. And it's easy to see if you violate them.

Thanks for the Death Threat.

+1
theproblemisyou24 minutes ago