John Deere owners will get the right to repair equipment under FTC settlement

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John Deere agreed to let farmers and independent shops fix their own equipment under a right-to-repair settlement with the FTC and several states. The company must provide diagnostic and repair tools to owners and shops, not just authorized dealers, and pay $1 million in antitrust enforcement costs.

Separating signal from noise in coding evaluations

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A detailed audit of SWE-Bench Pro found ~30% of tasks are broken, affecting model evaluation and safety decisions. The audit suggests using experienced software developers to create new benchmarks that are hard to game and genuinely reflective of model capability.

A software engineering interview question I like: computing the median

You ask technical interview questions that explore API design, performance, and problem-solving skills through straightforward but multi-faceted problems. Your median function example raises a ValueError for empty lists and uses sorted() to calculate the median.

Chatto is now open source

https://www.hmans.dev/_app/immutable/assets/chatto-0-4-0.DjvfCLgX.png
Chatto is an open-source group chat application that can be self-hosted for free. It offers end-to-end encryption, voice and video calls, and a snappy frontend.

Unicode's transliteration rules are Turing-complete

Unicode's transliteration rules, used in ICU library, can simulate any Turing machine due to their unbounded rewriting capabilities with a revisiting cursor. This makes transliteration rule files, shipped in every OS, a type of program that should be reviewed and bound at runtime.

Remote Attestation

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Remote attestation using a TPM can cryptographically prove a host's state after a reboot, ensuring it's in a trusted state or fails and breaks trust. This allows for strong guarantees about the initial state of hosts, enabling robust EDR and LSM policies to prevent kernel and driver supply chain attacks.

Mistral's Robostral Navigate: a state of the art robotics navigation model

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Robostral Navigate is an 8B model that enables robots to navigate complex environments using only one RGB camera and plain-language instructions. It achieves 76.6% on R2R-CE validation unseen, beating previous approaches by significant margins.

Cloudflare Drop

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Drop a folder or zip. See your site live on Cloudflare's global network in seconds.

Show HN: Microsoft releases Flint, a visualization language for AI agents

Flint is a visualization language that creates charts from simple specs, optimizing settings from data and semantic types. It supports 46 chart types and 3 rendering engines.

We made Grok 4.5, GPT-5.5, and Claude build the same apps

https://www.tryai.dev/blog/grok-4.5-buildoff/svg/grok-4.5.png
Grok 4.5 excelled in speed and cost, building a great Breakout and gravity sim, but struggled with the 3D cube. Claude Opus 4.8 and Fable 5 were reliable builders, but pricey.

Grok 4.5

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Rewriting Bun in Rust

Rewriting Bun in Rust (via) Jarred Sumner has been promising this blog post (since May 9th) about his Zig to Rust rewrite of Bun for significantly longer than it took him to finish the rewrite. Honestly, it was worth the wait. This is a detailed description of an extremely sophisticated piece of agentic engineering, featuring dynamic workflows, trial runs, adversarial review and all sorts of ...

Turning a pile of documents into a searchable useable knowledge base

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DocuBrowse is a local document search tool that indexes files on your machine using AI models. It supports multiple document types and directories, and provides a web interface for searching and managing documents.

MIRA: Multiplayer Interactive World Models Trained on Rocket League

Multiplayer world model - a dream of Rocket League.

Show HN: Yamanote.fun – A complete soundscape for Tokyo's Yamanote line

https://www.yamanote.fun/icons/icon-512-0.3.png
The Yamanote Line soundscapes combine station melodies, announcements, and train sounds to recreate Tokyo's railway loop. The virtual loop has distinct melodies for each direction and can be traveled in 30 minutes at double speed.

FAANG Simulator

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You are 22. You just signed at Goggle for $190k. One tap = one quarter of your life. Fill the freedom bar and quit forever — or burn out, get replaced by an AI named Kevin, and join the permanent underclass.

GPT‑Live

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ChatGPT introduces GPT-Live, a new voice model for natural conversations. It uses full-duplex architecture and delegates complex tasks to other models for smarter answers.

A bug which affected only left handed users

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A user's blog had a bug where a comment box appeared when scrolling with the left thumb due to a touchstart listener on links. The user fixed the issue by deleting unnecessary code, preventing the bug from affecting left-handed users.

DKIM2 and DMARCbis Have Landed

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DKIM2 and DMARCbis are two new email authentication protocols that improve upon existing systems. DKIM2 creates a verifiable chain of custody for messages, preventing replay attacks and ensuring that forwarding does not break signatures. DMARCbis replaces the static Public Suffix List with a live DNS tree walk, making it easier to determine an organization's authority domain.

Patching MechCommander's "left arm bug" for fun and profit

MechCommander 1 has an annoying quirk where it shoves all1 of a mech’s biggest weapons into its left arm. If your mech is kitted out with mostly/only big weapons, then losing that arm means you basically lose the mech. Normally this issue doesn’t have much impact on the outcome of a mission. Specifically targeting individual locations on a mech has pretty low accuracy (even with high-gunnery ...

TypeScript 7

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TypeScript 7 is a native port that's 10x faster than TypeScript, with strong type-checking and rich tooling. It's compatible with TypeScript 6 and offers improved performance, stability, and editor support.

Rewriting Bun in Rust

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The author of Bun rewrote the project in Rust using a pre-release version of Claude Fable 5, a Mythos-class model, and a dynamic workflow system, resulting in a 1,009,272-line diff and 6,502 commits. The rewrite took 11 days and was reviewed by 64 Claudes, with the project now having 24/7 coverage-guided fuzzing and 11 rounds of security review completed.

New Sweden: the US's long-lost 'secret' colony

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A Swedish colony called New Sweden existed in the US from 1638-1655, introducing log cabins and Lutheran Christianity. Its legacy lives on in the Delaware Valley, with remnants of the colony still visible in modern-day Philadelphia and Wilmington.

Beyond Git: Real-Time Version Control for Godot – Lilith Duncan – GodotCon 2026 [video]

Decoding the obfuscated bash script on a Uniqlo t-shirt

https://tris.sherliker.net/assets/2026-07-04-tshirt-front.jpg
The user's wife bought him a Uniqlo t-shirt with an obfuscated bash script that prints a happy Easter egg message when decoded. The user successfully decoded the script using OCR and confirmed it was a base64 encoded string referencing Linux and Akamai's Peace for All campaign.

Show HN: Frugon – Find which LLM calls a cheaper model could handle (local, MIT)

https://opengraph.githubassets.com/9b3e856ff9f588aca80aaacb1544f3c94599c21f0264872472f52b26010b9513/Rodiun/frugon
Free, local, open-source LLM cost analyzer. Point Frugon at your LLM call logs and see — on your machine — how much you'd save by switching or routing models. Your data never leaves your machine. Your keys go straight to your own providers. Nothing reaches us. # one-shot (no install) uvx frugon analyze ./logs.jsonl # permanent install pipx install frugon frugon analyze ./logs.jsonl # for ...

OpenMandriva: Statement regarding attempted distribution sabotage

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Our distribution experienced disruptions due to Davide Beatrici's actions. He joined our team despite limited contributions, offering to migrate our repository infrastructure.

My road trip with the do-gooding cactus smugglers

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Ran Fowler searches for rare succulents, specifically Agave shawii, with unique spines. Various stories of beauty, labor, and coolness are intertwined with Fowler's plant-hunting expedition.

Cloudflare Meerkat - Globally distributed consensus

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Cloudflare's Meerkat is a consensus service that provides strong consistency and fault tolerance for distributed systems. It uses the QuePaxa consensus algorithm, which allows all replicas to perform writes and provides linearizability without relying on a leader or timeouts.

Open Source Barware: free, local-first bar inventory software (GPLv3)

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Bars manually count bottles by tenths and input data into outdated spreadsheets to reconcile with POS sales, often with discrepancies. Companies profit from this inefficiency by selling inventory management tools and consulting services.