Your ePub Is fine

https://andreklein.net/wp-content/uploads/2026/06/gandalf-1024x625.jpg
The author's new book passed epubcheck but was reported as "corrupted" by a Kobo user due to Adobe's RMSDK rendering engine not supporting modern CSS. The issue was resolved by disabling the stylesheet and updating the CSS to be compatible with RMSDK.

Apple Foundation Models

https://platform.claude.com/docs/og?locale=en&path=cli-sdks-libraries/libraries/apple-foundation-models
Claude for Foundation Models is a Swift package that makes Claude available as a server-side language model in Apple's Foundation Models framework. It targets the Foundation Models server-side language model API introduced in OS 27 betas.

Even more batteries included with Emacs

https://karthinks.com/img/dictionary-tooltip-01.png
The article discusses various lesser-known features in Emacs, including wildcard support in find-file and Dired, ffap-menu for finding file paths, compare-windows for comparing text, and other features like vc-diff for inspecting backups and apropos for searching commands. The article also covers features like keyboard macros, subword-mode, image manipulation, visible-mode, and other ...

What the Fuck Happened to Nerds

https://mrmarket.lol/static/og-image.png
The tech industry's leadership has shifted from being humble and focused on work to being egocentric and attention-seeking, damaging the industry's reputation and trust with the public. To regain trust, founders should focus on projecting core nerd values such as enthusiasm for niche interests, humility, and a love of learning rather than seeking wealth and power.

Curl will not accept vulnerability reports during July 2026

https://daniel.haxx.se/blog/wp-content/uploads/2026/06/curl-summer-of-bliss.jpg
The curl project will be closed to vulnerability reports in July 2026, known as the "curl summer of bliss." Reports can be submitted again on August 3 through Hackerone.

Show HN: Kage – Shadow any website to a single binary for offline viewing

https://raw.githubusercontent.com/tamnd/kage/main/docs/static/demo.gif
kage clones websites into offline folders with scripts removed, preserving the site's appearance. It offers a binary or container image for use with Chrome or Chromium.

Bitsy

~ a little engine for little games, worlds, and stories ~

There Is(Ǝ) – Such That (βˆ‹)

https://storage.ghost.io/c/1b/2e/1b2e7dbb-ac74-48f3-b18d-86f3e8bdb643/content/images/size/w100/2024/11/Me.png
You're creating a language for generating procedural clocks for "Impossible Day" with a visual editor and p5.js rendering. The editor has a wordless interface with hand-drawn icons and a debug mode for scrubbing through the day.

Firewood Splitting Simulator

Split firewood in 3D β€” an interactive Three.js experience

21 years and counting of 'eight fallacies of distributed computing' (2025)

https://blog.apnic.net/wp-content/uploads/2025/10/2025-10-featured-fallacies-555x202.png?v=4858e5a1b0247a65e15f5a69e5349a683758ccdbeb7f281e7daead61c25cb6c0
The eight fallacies of distributed computing highlight common misconceptions about network behavior, including assuming reliable data delivery, infinite bandwidth, and secure networks, which can lead to design flaws in network protocols and applications. Understanding these fallacies is crucial for network operators and developers to design robust and efficient network systems that can handle ...

Rio de Janeiro's "homegrown" LLM appears to be a merge of an existing model

https://opengraph.githubassets.com/5e60dd96a883e5a56f80a99fda28dc0d9436df50171f4d8da0c512be6ffcf9b0/nex-agi/Nex-N2
Rio-3.5-Open-397B is a merged model of Nex and Qwen3.5-397B-A17B, with no evidence of its own training. Its weights are a 0.6 Nex to 0.4 Qwen blend.

Dalus (YC W25) Is Hiring a Senior Software Engineer in Germany

https://bookface-images.s3.amazonaws.com/small_logos/7076b7fa11f6e99d25bfd27695c8c6125132b882.png
Dalus is hiring a senior frontend software engineer to build a modern AI-powered platform for systems engineers. The role involves designing an intuitive interface for complex engineering data.

Why does paper fold so well?

https://ichef.bbci.co.uk/images/ic/640x360/p0nrcq42.jpg
Paper's foldability is due to its unique structure, which is created during the papermaking process involving chemistry. Different paper types fold differently due to variations in their structure.

Being an old school web-based sports sim dev in the era of vibe coded games

Back when I started working on the web-based version of Basketball GM in 2012, web development was very different. npm was brand new and hardly anyone used it. Bundling/deploying JS was very primitive, a lot of people still were just concatenating files together. And things like TypeScript, React, async/await... these did not even exist yet! It was really difficult! The tools and ...

A short history of Cerro Torre, the most controversial mountain (2012)

https://i0.wp.com/www.markhorrell.com/wp-content/uploads/PICT0277-1024x768.jpg?resize=720%2C540
Italian climber Cesare Maestri claimed Cerro Torre's first ascent in 1959, but his claim is disputed. American climbers Hayden Kennedy and Jason Kruk removed 125 bolts from the mountain's Compressor Route, sparking debate over climbing purity and fair means.

Openrouter Fusion API

https://openrouter.ai/openrouter/fusion/opengraph-image-1oizug?6fdbbf65fb5a15d5
Drop-in code to call this model. OpenRouter's API is OpenAI-compatible β€” most SDKs work by just swapping the base URL. The only thing that changes between models is the model slug below.

Ask HN: What are you working on? (June 2026)

User discussed various projects including a CRM with agent baked in, an ActivityPub server, and an open-source search engine called Uruky, as well as other projects such as a 3D optics simulator, a video lie detector, and a Peak Flow Meter Diary app for asthma patients. They also mentioned other projects like Totem, a collaborative knowledge management system, and HN Alerts, a site for ...

Formal methods and the future of programming

https://blog.janestreet.com/formal-methods-at-jane-street-index/oxcaml-prover.png
Jane Street is now excited about formal methods after being skeptical due to high costs. They're building a team to make formal methods useful for software development.

Show HN: Trace – Offline Mac meeting transcripts you can flag mid-call

https://traceapp.info/og/landing.png
Trace is a local Mac app that captures and transcribes audio from any app, flags key moments, and provides a markdown transcript. It runs entirely on-device, with no uploads or audio sent anywhere, and allows for easy organization and sharing of recordings.

Chaosnet (1981)

Chaosnet is a local network developed in 1975 by MIT's Artificial Intelligence Laboratory for the Lisp Machine system, providing a fast, reliable, and simple communication medium for a group of computers within a kilometer of each other. It uses a carrier-sense multiple-access structure and a novel collision-avoidance technique to prevent collisions and ensure high performance.

Anthropic flies staff to D.C. to clean up White House fight

https://images.axios.com/3WFAWDJ9chVwXdh12lh1SLpn3ks=/0x0:4293x2415/1920x1080/2026/06/14/1781460696100.jpeg?w=3840
Senior technical Anthropic staff are in Washington to meet with White House officials to try to fix a dispute that has taken the company's top models offline, a source close to the company tells Axios. Why it matters: Anthropic is mobilizing quickly to make amends with the Trump administration, after safety concerns resulted in sweeping export controls on its most powerful models, Mythos ...

Exploring building a tiny FUSE filesystem

https://www.shayon.dev/tiny-filesystem.jpg
Lately I have been working around sandboxing, storage, and networking, and a lot of that work keeps coming back to files, which makes sense since Unix has organized itself around everything is a file for over fifty years. Your terminal and random number generator are device files you can open and read (/dev/tty, /dev/urandom), and even network sockets, which are created with their own system ...

The only scalable delete in Postgres is DROP TABLE

https://planetscale-images.imgix.net/assets/postgres-table-update-delete-C_kRTY7t.png?auto=compress%2Cformat
Deleting large amounts of data in Postgres can be inefficient due to write and replication overhead, but using DROP TABLE or TRUNCATE can scale much better. Structuring your schema with partitioning and avoiding large bulk DELETE operations can prevent bloat and improve database health.

TorchCodec 0.14: HDR Video Decoding for CPU and CUDA, and Fast Wav Decoder

https://opengraph.githubassets.com/e805b3af370cf933ce7ed7d80d8eddd15caab2f05e0f472aef5c4e1755529218/meta-pytorch/torchcodec/releases/tag/v0.14.0
TorchCodec 0.14 adds fast audio WavDecoder and HDR video decoding support. It also drops NPP dependency for CUDA decoding.

Windows 11 users are tired of MS account requirements creeping into everything

https://cdn.mos.cms.futurecdn.net/HD7cJ3Et4AVPsQ9495GCeA.jpg
Microsoft is trying to rebuild trust with users through Windows K2, but one unresolved issue is the mandatory Microsoft account requirement during setup. Users want a choice between local and online accounts, and a clearer explanation of how features like encryption affect their computers.

Perlisisms (1982)

Programming principles emphasize modularity, simplicity, and adaptability, while also highlighting the importance of understanding the underlying mechanisms of computation. Effective programming requires a balance between creativity, discipline, and attention to detail, as well as a willingness to learn and adapt to new technologies and ideas.

Caddy compatibility for zeroserve: 3x throughput and 70% lower latency

zeroserve is a high-performance HTTPS server that JIT-compiles Caddyfiles to eBPF and native machine code. It supports HTTPS reverse proxy and custom code execution via eBPF.
https://www.orangecrumbs.com/og/orangecrumbs-home-9e64137cfe.jpg
The best Wikipedia rabbit holes and evergreen YouTube videos from Hacker News - 2,187 articles and 2,076 videos.

Segmented type appreciation corner (2018)

8 16 24 34 43 66 93 6 21 23 50 52 55 Just start typing!

Write for One Person

https://wizardzines.com/images/main-og-image.png
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