EU Parliament greenlights Chat Control 1.0

https://www.patrick-breyer.de/wp-content/uploads/2023/07/logo_regular_vertical.png
The European Parliament allowed the interim "Chat Control 1.0" regulation to pass, permitting mass scanning of private communications until 2028. Negotiations for a permanent regulation will resume in September, with the EU Parliament pushing for targeted detection orders and stricter security standards.

GPT-5.6

https://images.ctfassets.net/kftzwdyauwt9/3oH3WSMMfaXAjUMh6DcIue/f594bb00b0711acda032f16240f2fe32/input-slide.png?w=3840&q=90&fm=webp
OpenAI launches GPT-5.6 (Sol, Terra, Luna), with Sol leading in coding, cybersecurity, and science efficiency, outperforming prior models and competitors. Enhanced ultra mode, cost-effective tiers, and robust safeguards boost performance-per-dollar and safety for diverse professional tasks.

Show HN: 18 Words

https://18words.com/og-image.png
Play 18 Words: a fast daily word challenge. Solve each scrambled word before the timer runs out and see how many of 18 you can score.

Show HN: Getting GLM 5.2 running on my slow computer

https://opengraph.githubassets.com/f290abe64fa51202c62bf68158b6ad46802a289048724269e005ecddce3d7e65/JustVugg/colibri
colibrì runs GLM-5.2 (744B MoE) on 25 GB RAM via int4 quantization, disk-streamed experts, and C-based zero-dependency engine, achieving lossless inference with speculative decoding and adaptive caching. It leverages AVX2, MTP heads, and batched expert reads, but requires NVMe SSDs and careful hardware management due to disk I/O and wear risks.

Postgres rewritten in Rust, now passing 100% of the Postgres regression tests

https://opengraph.githubassets.com/0454d34cc8f447ff134def376c57342a481604b57badd3d5707bedbbcd8ea4ff/malisper/pgrust
pgrust targets Postgres 18.3 compatibility with over 46,000 regression queries. It uses Rust and AI-assisted programming to explore deeper server changes.

My thoughts on the Bun Rust rewrite

Jarred's startup Bun initially attracted attention with its performance, but his focus on productivity and exit strategy led to poor management and a rift with the Zig community. The community was relieved when Bun was acquired and eventually rewritten in Rust.

Hy3

https://hy-model-ap-prod-1258344703.cos.ap-guangzhou.myqcloud.com/llm-blog/default/9a5ea02f/2026070600034520_9c12678af0bd5113cede8fcc8c6c8960.png?q-sign-algorithm=sha1&q-ak=AKIDRl074nOsGdJ9zjMsCRWP3ShmgS3VtX4S&q-sign-time=1783267428;2098627428&q-key-time=1783267428;2098627428&q-header-list=&q-url-param-list=&q-signature=c1ca8f65b14968b3ed6506490d90168973282b89
Hy3 outperforms similar-size models and rivals larger open-source models in productivity tasks, achieving 2.67/4 in expert evaluations. It addresses stability, hallucination, and context retention issues, is open-sourced under Apache 2.0, and reduces API costs.

The glass backbone: Why the Army's logistics will break in the next war

https://mwi.westpoint.edu/wp-content/uploads/2026/06/9522808.jpg?w=1200&h=640&crop=1
The US Army's efficiency-driven sustainment model, optimized for permissive environments, is ill-suited for modern multidomain warfare, where survival under persistent attack determines victory. Historical and contemporary conflicts show that centralized logistics collapse under attrition, demanding decentralized, survivable sustainment networks to match industrial-scale combat endurance.

Muse Spark 1.1

Sorry, something went wrong. We're working on getting this fixed as soon as we can.

I think I have LLM burnout

You heavily rely on LLMs for work and personal tasks, but repetitive patterns and mistakes in their output are causing frustration. You're struggling to deal with the consistency of LLM writing styles and errors, affecting your productivity and comfort with AI-generated content.

Interview with Mitchell Hashimoto about Ghostty and Zig

Alex Alejandre discusses transitioning from software engineering to building Ghostty, a feature-rich terminal emulator addressing ecosystem gaps with protocols like n-screen and button APIs, emphasizing open-source principles and low-level systems understanding. He critiques modern tech complexity, advocates for Zig's potential, and stresses open-source maintainers' autonomy while balancing ...

AI 2040: Plan A

https://ai-2040.com/opengraph-plan-a.jpg
Plan A advocates for an international agreement with transparent AI research and global collaboration to safely develop superintelligence, avoiding existential risks. Without such measures, unchecked AI races risk power concentration and catastrophic outcomes, urging immediate governance action.

Why developers are ditching GitHub for Codeberg and self-hosting alternatives

https://static0.howtogeekimages.com/wordpress/wp-content/uploads/2025/07/concept-of-computer-programming-or-developing-software-laptop-computer-with-code-on-screen-heart-message-cog-home-user-cloud-and-lock-icons.jpg?&fit=crop&w=1600&h=900
GitHub is facing issues with frequent downtime, political direction, and AI integration, leading some users to abandon the platform. Many projects are moving to alternative services like Codeberg, GitLab, and Sourcehut, citing concerns over technical quality and politics.

ChatGPT Work

https://images.ctfassets.net/kftzwdyauwt9/3zuG1U7vovcdCnrvHKD29K/00129a9e8d57a02da54c9e9e57d9f87a/OAI_ChatGPTWork_PressBlog_WebMobilePicker_16x9_260708.png?w=3840&q=90&fm=webp
ChatGPT Work automates complex, multi-step tasks across apps and files using GPT-5.6, streamlining workflows like budget analysis and campaign creation. It integrates with tools like Slack and Google Drive, supports scheduled tasks, and offers enterprise security, rolling out to Pro, Enterprise, and Edu plans.

Bonnie Tyler has died

https://ichef.bbci.co.uk/news/480/cpsprodpb/c249/live/26ce8aa0-4aa7-11f1-ad34-01f832f4c917.jpg.webp
Bonnie Tyler, a Welsh singer known for her hit song Total Eclipse of the Heart, had a 50-year music career spanning from her early days in Swansea clubs to international fame. She was awarded an MBE for her services to music and had a billion streams on Spotify for her iconic song.

Why American ambulance rides are so expensive

https://substackcdn.com/image/fetch/$s_!KYj0!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F16d230e7-cc1d-491b-9e14-59f6f0aaf274_2048x1366.webp
A 25-year-old man faced a $12,873 surprise ambulance bill after a minor injury, exposing the U.S. system's reliance on outdated Medicare-based per-ride fees, which force ambulance services to extract costs from privately insured patients through out-of-network charges. This flawed structure, rooted in high fixed costs and underfunded Medicare/Medicaid reimbursements, creates exorbitant bills, ...

A possible future for Damn Interesting

https://damn-8791.kxcdn.com/wp-content/uploads/2026/06/cover.jpg
Alan Bellows, founder of Damn Interesting, is launching a fundraiser to regain time for the project after transitioning to a full-time job, which has limited his ability to write and manage the site. The goal is to counter the influx of AI-generated content by funding more long-form articles, with donations separate from regular operational expenses.

No leap second will be introduced at the end of December 2026

The IERS confirms no leap second will be added at the end of December 2026, keeping UTC-TAI at -37 seconds. Leap seconds may occur in June or December based on UT1-TAI, with updates provided every six months via Bulletin C.

Spider venom kills varroa mites without harming honeybees

Researchers found peptides in Tasmanian cave spider and giant Japanese funnel-web spider venom that can kill varroa mites without harming honeybees. These biodegradable peptides could lead to a sustainable treatment for varroa mite infestations in honeybee hives.

A road to Lisp: Why Lisp

https://scotto.me/assets/img/REPL.png
Lisp's macros, code-as-data structure, and interactive REPL enable powerful language extensibility and dynamic programming, fostering a unique problem-solving approach. Mastering Lisp transforms programming by allowing developers to shape the language itself, creating domain-specific tools and adaptable systems through its homoiconic and extensible nature.

US seeks cheaper hunter-killer drones after Iran destroys $1B worth of Reapers

https://cdn.arstechnica.net/wp-content/uploads/2026/07/Reaper-drone-640x409.jpg
The US military lost over $1 billion in Reaper drones in Iran, prompting a shift to cheaper drones to overwhelm enemy defenses, mirroring Ukraine's strategy. The Pentagon's $54B 2027 budget targets such drones, but success remains uncertain.

AI content is everywhere on social media, especially LinkedIn

https://www.pangram.com/_next/image?url=https%3A%2F%2Fcdn.sanity.io%2Fimages%2F6vunltag%2Fproduction%2F7b75f2c3b79d08f87fe4ca67de8a8fa7433e0383-2400x1260.png&w=3840&q=75
Pangram's Chrome extension detects AI-generated social media content, revealing 13.8% average AI prevalence, with LinkedIn's longform posts at 40% AI saturation and Reddit's replies mostly human. The dataset of 1M+ posts highlights AI's growing role online, urging transparency to reclaim attention control.

TLS certificates for internal services done right

https://tuxnet.dev/img/this-is-the-way.webp
The article explains securing internal services (like Grafana) with split-horizon DNS and a reverse proxy (nginx) using ACME (Let's Encrypt) certificates, avoiding self-signed cert issues. It leverages a WAF via nginx and NetBird's Custom Zones to restrict access, ensuring TLS works seamlessly for both internal and external clients without manual client-side trust configurations.

Building a real-time AI tutor for 5-year-olds

https://www.ello.com/_next/image?url=https%3A%2F%2Fcdn.sanity.io%2Fimages%2Fsyk5spr9%2Fproduction%2Fd060ca0e0dc0ae26e7d27ca9f00dadd178cc6124-3840x2160.png%3Fw%3D1600%26q%3D80%26auto%3Dformat&w=3840&q=75
Building a real-time AI tutor for kids 4-9 requires sub-second latency, pedagogical action streaming, and dual-agent architecture (converser for interaction, planner for lesson flow) to balance speed, safety, and adaptive teaching. Custom systems handle safety checks, parallel execution, and predictive responses to maintain engagement without compromising learning outcomes.

Opinionated and easy Pi.dev configuration

https://lazypi.org/og.png
One command installs 60+ community skills, 67 themes, MCP support, sub-agent support, Claude Code CLI provider support, memory, and more. You're left with a curated starting point that gets you an exciting, useful experience immediately, without the research and configuration tax.

A tiny cell that broke a big rule of biology

https://grist.org/wp-content/uploads/2026/07/TreeOfLife-e1783547235245.jpg?quality=75&strip=all
Oceanographers Jon Zehr and Kyoko Hagino independently discovered a symbiotic relationship where nitrogen-fixing bacteria evolved into an organelle within algae, defying the rule that only simple organisms can fix nitrogen. Their collaboration revealed this partnership, offering new insights into natural nitrogen cycles and potential agricultural innovations.

Ancient Roman Board Game

https://ludus-coriovalli.web.app/ogp.jpg
Ludus Coriovalli, an ancient Roman asymmetric board game featuring four Hounds blocking two Hares, was reconstructed via AI and wear analysis of a 2,000-year-old stone in the Netherlands. A 2025 Antiquity study confirmed its rules by linking play patterns to a cooperative blocking game design.

Book: RISC-V System-on-Chip Design

© 1996-2025, Amazon.com, Inc. or its affiliates

Billions of Sketches Reveal Hidden Cultural Variation in Human Concepts

https://arxiv.org/static/browse/0.3.4/images/arxiv-logo-fb.png
Analyzing 2.6B sketches from 236 countries reveals greater cross-cultural conceptual variation than linguistic methods, especially for haptic concepts. Visual representations show 45% stronger alignment with cultural distances than text, suggesting modality shapes perceived universality.

Launch HN: Context.dev (YC S26) – API to get structured data from any website

https://www.context.dev/_next/image?url=%2Fhero-glass-texture.webp&w=3840&q=75&dpl=dpl_9WdAgKhEKUCXoti2FuJBj7GLq46t
Context.dev offers an API for web scraping, brand data extraction, and logo retrieval, with plans from Free to Enterprise. It includes self-service sign-up, a startup discount, and supports AI agents with tiered pricing and scalable credits.

SimPolitics: America’s quest to solve politics with computers

You don't have permission to access "http://mitpress.mit.edu/9780262053198/simpolitics/" on this server.

Remote Attestation

https://substackcdn.com/image/fetch/$s_!A0EF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F6ab9008a-68c9-4f18-8615-2d1d4462dbcd_1536x1024.png
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.

Show HN: Analog Watch

https://analog.watch/og.png
A minigame where you read 3 analog clocks as fast as you can. Daily challenges and freeplay modes.

I Did Not Kill Stanley Lieber: How to Draw (With 9front)

https://img.triapul.cz/brdzor.png
This document explains how to draw on 9front using various input devices like mice, tablets, and touchscreens, focusing on the paint(1) program for digital art creation. It covers techniques for image manipulation, file conversion to formats like PNG, and methods for sharing artwork via external drives or network connections.

AI changes the economics of software rewrites

The model's performance is determined by its training data and context, with established patterns in popular tech stacks giving it an advantage. A codebase rewrite can help rebuild around clear patterns, leveraging AI strengths and reducing the time spent on teaching it proprietary languages.

Show HN: FableCut – A browser video editor AI agents can drive (zero deps)

https://raw.githubusercontent.com/ronak-create/FableCut/main/docs/screenshot.png
FableCut is a browser-based video editor using JSON timelines for real-time human-AI collaboration, supporting SVG animations, AI-driven edits via MCP/REST, and live project updates. It offers features like keyframe effects, font customization, conflict-safe editing, and fast MP4 exports with ffmpeg.

MIRA: Multiplayer Interactive World Models Trained on Rocket League

Multiplayer world model - a dream of Rocket League.

Show HN: Reverse-engineering web apps into agent tools

A browser-based agent auto-generates and updates API tools for AI integration in authenticated apps, bypassing complex APIs and security hurdles without code. It creates reusable "recipes" from app interactions, enabling direct actions like user invitations, though varying standards and edge cases like GraphQL pose challenges.

How to Write an Email

https://avatars0.githubusercontent.com/u/641370?s=400&v=4
Effective emails state facts clearly, specify deadlines, and outline decisions upfront to enable quick action. Avoid vague phrases and ensure all context is included so the message remains clear when forwarded.

PostHog FOSS

https://camo.githubusercontent.com/aa64ed41b69965cb82fe455b21dcbb3670dcac45587ba63f4a314606fd9348c0/68747470733a2f2f7265732e636c6f7564696e6172792e636f6d2f646d756b756b7770362f696d6167652f75706c6f61642f64656d6f5f7468756d625f36386430643864353664
PostHog provides free product analytics, web tracking, session replays, experiments, surveys, and data tools with a generous monthly free tier. It offers cloud or self-hosted deployment options, open-source code, and transparent pricing for scalable user behavior insights.

World-First 'Super Alloy' Could Transform the Way Metals Are Made

https://www.sciencealert.com/images/2026/07/alloy-closeup-642x361.jpg
Scientists developed a new alloy-making method using low-temperature baking, creating a super-strong material twice as strong as steel. The self-organized atomic structure offers scalable, defect-free alloys with potential for aerospace and energy sectors.

Cursed circuits #6: reverse avalanche oscillator

https://substackcdn.com/image/fetch/$s_!sRjx!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F9f963d5f-ebc6-46e4-8324-983e69374080_2000x1487.jpeg
A quirky oscillator uses a reversed 2N2222 transistor, exploiting its low-voltage avalanche breakdown to charge/discharge a capacitor via an LED. Its oscillation stems from a unique V-I curve "dip," avoiding stable equilibrium, though it's inefficient and unstable.

Syria's solar boom is redefining Middle East's energy model

https://www.thenationalnews.com/resizer/v2/related-7GHXWKECSBDG7ORZO6QSI7YAKI.jpg?auth=1e6573001d13542e2d77a486e4401e7f4a727d0a54dca34a6dc195aefaba258e&smart=true&width=158&height=118
Syria's civil war spurred widespread solar adoption, with 2,060MW of off-grid capacity by 2024, driven by broken grids and affordable Chinese panels. This crisis-driven shift highlights solar's role in crisis regions, offering resilience and decentralizing power amid rebuilding efforts.

What's slowing down the AI buildout

https://substackcdn.com/image/fetch/$s_!dIvV!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F68e0c524-4d4a-4a71-8f3e-70b0fad16ed1_1024x891.png
The rapid growth of AI and data centers is straining power grids worldwide, with the US grid operators facing a huge backlog of projects waiting for connection due to an inflexible first-come, first-served queue. To address this bottleneck, experts suggest implementing auctions to prioritize high-quality projects, adopting energy-only service, and linking prices to real-time costs to ...

Show HN: I mapped 8.5M research papers into an interactive atlas

Loading the full 3M-paper set (~45 MB of binary point buffers). Takes 10–20 seconds. After this it’s cached — pan and zoom are instant. If you’re on a slow connection or mobile, consider browsing /paper pages first — the atlas is the heaviest surface on the site. Streaming the arXiv corpus — the legend, field lens, and per-paper insights light up here once it lands.

Frieve Vinyl Explained – Microscopic stylus/groove physics simulation

https://frieve-a.github.io/sound_toolbox/vinyl_explained/ogp.jpg
This app simulates vinyl playback physics (stylus contact, damping, dynamics) to measure frequency response, SNR, and skip rate, using calibrated SI units and realistic noise models. It models groove roughness, dust, and static with physics-based parameters, generating audible effects like treble loss and distortion from geometry, not approximations.

Show HN: Wyrm – Solve algebra by touch, built on an open-source soundness engine

https://opengraph.githubassets.com/c14f4d5d737f85e38924d3280b4b959f45589cfbc387803dd6b43bc7e352c30b/dicroce/wyrm_math
wyrm-math is a DOM-free, exact symbolic algebra engine enforcing conditional soundness through rewrite rules, supporting gesture-based equation manipulation with assumptions tracking and solution-preserving transformations. It uses immutable ASTs, bigint rationals, and a derivation tree API for cross-platform math apps, licensed MIT with a sustainable app ecosystem.

How Donkey Kong Toppled Atari

https://i0.wp.com/dfarq.homeip.net/wp-content/uploads/2024/07/Donkey-Kong-Screenshot.jpg?resize=263%2C300&ssl=1
Nintendo released Donkey Kong in July 1981, which became the highest-grossing arcade game of 1981 and 1982, and launched the Mario franchise. Donkey Kong's success led to Nintendo's rise as a major producer of arcade titles and ultimately contributed to Atari's decline.

Jellyfish Undersea Roundabout

How to Start a Ruby Meetup

https://guides.rubyevents.org/assets/images/og.png
A practical guide to launching and sustaining a Ruby meetup emphasizes securing a venue, promoting through direct outreach, and fostering community through consistent events. It highlights maintaining momentum via adaptable formats, inclusive culture, and shared leadership to ensure long-term growth and community impact.

How should group chats work in decentralized systems?

Kiyeovo, a decentralized P2P messenger, uses creator-controlled group membership with symmetric-key epochs and DHT for message storage, prioritizing decentralization over dynamic scalability. Trade-offs include single-point-of-failure risks and complex offline message handling, balancing security and usability in serverless group chats.

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.

Writing a bindless GPU abstraction layer

https://www.kevin-gibson.com/img/loon_gpu.svg
Loon GPU is a simplified graphics API built on Vulkan and Metal, using GPU pointers and eliminating buffer objects to reduce complexity. It faces shader compilation and cross-platform challenges but aims to streamline GPU programming by abstracting low-level details, remaining experimental with ongoing improvements.

N+1

https://substackcdn.com/image/fetch/$s_!jtJp!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fc58aa957-ec32-4d01-8881-d4156ddf7453_1200x630.png
N+1, once a vibrant Brooklyn-based journal known for sharp polemics and first-person essays by talents like Elif Batuman, has declined in recent years, losing its distinctive voice and edge to newer rivals like The Drift, which now emulates its mission but lacks its narrative flair. While still offering thoughtful content, its current issues feel less cohesive and provocative compared to its ...

Paxos Made Simple (2001) [pdf]

Paxos ensures fault-tolerant consensus in distributed systems by having proposers, acceptors, and learners agree on values via majority voting, preventing conflicting decisions. It applies consensus to state machine replication, allowing servers to execute commands reliably even with failures.

Are you telling me a readonly property is wrecking my performance?

Investigating Letta Desktop's slowdown revealed that frequent scrollHeight access during message streaming caused performance issues due to dynamic property recalculation. Replacing precise scrollHeight with a fixed large value resolved the problem by avoiding costly recalculations.

The next era of AI is about infrastructure, not just models

https://storage.ghost.io/c/68/76/6876f0af-8955-4de4-a637-a5e7cc399136/content/images/size/w1200/2026/07/mozilla-founder-perspective-on-llm-infrastructure-blog-5.jpg
From 2022-2026, enterprises shifted from AI experimentation to production, facing fragmentation, cost unpredictability, and governance gaps as models commoditized. Otari addresses this by providing an open-source control layer to manage AI infrastructure, prioritizing operational efficiency, compliance, and ownership over model choice.

Notable Knot Index (2016)

Got comments, knots, requests or ideas? I'm always looking for the best knots and new knots. Contact me!

Why we're moving off Cloudflare Durable Objects

https://usewire.io/og/engineering/why-were-moving-wire-off-cloudflare-durable-objects.png
Wire transitioned from Cloudflare Durable Objects to a custom-built runtime for improved performance, control, and isolation, embedding SQLite with vector indexes to reduce latency and enhance retrieval accuracy. The new system offers faster warm/cold starts, regional placement, and dedicated resources, with plans to open-source the runtime after stability validation.

Show HN: Reviving my 2001 college band with AI

https://www.fadingmaize.com/_next/image?url=%2Fimages%2Farchive%2Fhero-portrait%2Flive-stage-drums-guitars-2001.webp&w=3840&q=75&dpl=dpl_9b6FjLF282skuC4zQn61L8cPgQvW
Fading Maize's 2001 original songs, led by Charlie Saponara and Brad Mott, are revived in 2026 via AI-assisted production, with Jacob Graf managing the project, preserving archives, and upholding principles like consent and authorship. The revival blends original recordings with reimagined versions, maintaining Charlie's creative control and transparently crediting all contributions.

How version control will evolve for the agent boom

https://entire.io/og/blog/how-version-control-will-evolve-for-the-agent-boom.png?v=4
Git must evolve to store AI agent session logs as semantic memory, enabling collaboration and provenance tracking. Decentralized hosting ensures scalability, resilience, and data sovereignty for AI-driven development.

Maxwell's Equations Were Discovered [video]

My burner email blocklist blocked me

The author advises against blocking all burner email domains, urging distinction between public inboxes (spam risks) and personal aliases (privacy tools), as blanket bans harm user privacy and fail to deter spammers. They advocate updating blocklists to categorize providers and promote practices that protect users while mitigating abuse.

Show HN: LastShelf – an emergency map of your family's documents bills& contacts

https://www.lastshelf.ai/founder/schuyler-brown-founder-960.jpg
LastShelf helps families organize critical documents, contacts, and bills into clear emergency instructions, inspired by the founder's experience during a parent's medical crisis. It connects to 12,000+ financial institutions, securely guiding trusted contacts through necessary steps without handling money.

Ways to think about token pricing

https://images.squarespace-cdn.com/content/v1/50363cf324ac8e905e7df861/25f40d77-7542-41a9-ba7e-213a3aa2c4cf/Intelligence+vs-+Cost+per+Intelligence+Index+Task+%288+Jul+%2726%29.png
Token prices face instability amid a supply crunch, with variables like data center investments and model efficiency driving uncertainty toward commoditization. While future outcomes range from low-margin infrastructure to market dominance, current trends suggest value capture will shift to higher layers unless unforeseen changes emerge.

A new way to reflect on how you use Claude

https://www.anthropic.com/_next/image?url=https%3A%2F%2Fwww-cdn.anthropic.com%2Fimages%2F4zrzovbb%2Fwebsite%2F3668f39d9a71aa03cb60df079921934a6f1ac144-3840x2160.png&w=3840&q=75
Claude's new beta "Reflect" feature helps users track and analyze AI usage patterns, offering insights into frequency, tasks, and alignment with goals. It includes self-reflection prompts, usage summaries, privacy-focused settings like quiet hours, and expert-informed design for mindful AI integration.

The four horsemen behind Postgres outages

Postgres outages often stem from vacuum I/O contention, transaction wraparound, connection limits, and poor JSON query planning. pgrust aims to address these via thread-based architecture, adaptive planning, and improved JSON handling.

Just Pay the Subscription

https://substackcdn.com/image/fetch/$s_!qFM1!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F790a4590-6f90-4ccc-9249-9d1e5a506416_4080x2805.jpeg
The author argues app subscriptions are vital for sustaining indie developers and ensuring ongoing maintenance, aligning user and developer interests through recurring payments. They dismiss complaints by highlighting the impracticality of one-time purchases and stress that financial support is necessary for app improvement and survival.

Show HN: Devthropology – Better Insights for GitHub Repos

demo-2026

The console wars have been lost

https://xeiaso.net/.within.website/x/cmd/anubis/static/img/pensive.webp?cacheBuster=v1.26.0-pre1.0.20260709031803-c3474d5bfb11
Please wait a moment while we ensure the security of your connection.

Madison Sq Garden database tracks hundreds. Labels "LGBTQIA," & low/high "risk."

https://media.wired.com/photos/6a4ebea5d12b964679cc8443/master/w_2560%2Cc_limit/070826-MSG-database-3.jpg
Fat Joe, a vocal Knicks superfan and supporter of owner Jim Dolan, is labeled "medium risk" in Madison Square Garden's VIP database, reflecting MSG's extensive tracking of celebrities' social media activity and ties to critics of Dolan. A leaked database reveals MSG's surveillance of VIPs, including risk scores for figures like Jadakiss and Adam Pally, amid data breaches by hackers ...

Show HN: RandoFont – A browser for Google Fonts

Converting colors in JavaScript at 6B operations per second

https://dkryaklin.com/og/colordx-gpu.png
colordx/core optimizes CPU color conversions (5M/s) via V8-specific techniques, while @colordx/gpu leverages GPU shaders for real-time rendering, achieving 6B+ conversions/s by parallelizing pixel computations without data transfer overhead.

Show HN: I built a web tool to see and edit what an AI thinks before it answers

https://lucid.earthpilot.ai/static/og.png
Language models like Anthropic's J-space use internal representations akin to human consciousness, visualized via tools like Lucid's Jacobian lens to track concept activation. Inspired by Zener cards, these tools test and reveal hidden mental states between models and users.

Rewriting Bun in Rust

Jarred Sumner rewrote Bun in Rust using a sophisticated process involving dynamic workflows and adversarial review. The new Rust port of Bun has been live for nearly a month with minimal noticeable changes.

Files over tools: how we built our agent with a virtual filesystem and bash

https://knock.app/assets/blog/how-we-built-the-knock-agent/agent-cli.png
Knock's AI agent automates customer messaging management using a virtual filesystem and bash, built with Elixir and just-bash, enabling scalable automation via CLI integration and skills. It supports multi-turn workflows and expands via API/Slack, with future improvements in session compaction and evals.

How GitHub gave every repository a durable owner

https://github.blog/wp-content/uploads/2026/01/generic-github-invertocat-mona-logo.png?resize=1600%2C850
GitHub addressed unowned repositories by enforcing ownership via custom properties, archiving 8,000 inactive repos and requiring ownership at creation, reducing risk in workflows like secret scanning. The solution used Service Catalog sync, validation rules, and automated enforcement to ensure all active repos have clear owners.

Ergo: Long Form Philosophy Lectures

https://ergo.org/assets/descartes-to-nietzsche-art-sm.webp
Ergo is a nonprofit that publishes long-form philosophical lectures online, without ads or paywalls. We film brilliant thinkers known for the depth and clarity of their teaching.

Auditory and spontaneous movement responses to music over first postnatal year

https://iiif.elifesciences.org/lax:107088%2Felife-107088-fig1-v1.tif/full/617,/0/default.jpg
This study reveals that infants as young as 3 months show enhanced neural responses to music compared to shuffled sounds, but coordinated movements to music only emerge by 12 months, with high-pitched music influencing both neural and movement responses across ages. EEG and movement analysis highlight early auditory encoding of music and delayed motor synchronization, offering insights into ...

Transparency efforts behind the Helium Browser

https://helium.computer/blog/transparency.jpg
Helium prioritizes transparency, privacy, and user consent through open-source code, public repositories, and no proprietary blobs. It enforces accountability via immutable releases and encourages community-driven privacy-first alternatives to combat data exploitation.

How RCA Victor sold Sound Service to classrooms in 1939

https://pncnmnp.github.io/blogs/pics/rca-victor/poster.jpeg
The blog post explores RCA Victor's 1939 "Sound Service for Schools" radio programs, highlighting their merger during the Great Depression and parallels to modern tech in education. It details how RCA leveraged music and audio tools to modernize classrooms, contrasting with today's digital learning innovations.

Postgres locks do not scale

https://cdn.prod.website-files.com/633275e23914a500db413038/6a48f2bf585299f48542c0a2_T0C8RRTRD-U090R8GKU0P-66474f7af2ce-512.jpeg
A sudden 100% CPU spike in our AWS RDS Postgres DB, caused by 15k+ bots triggering lock convoy deadlocks during GIN index updates, led to downtime until we rebooted, restricted access, and limited connections. The root cause was synchronized index extensions during peak bot activity, highlighting the need for monitoring lock contention and optimizing index strategies at scale.

Show HN: Arcaide – Explore code with multi-level call graphs

Calculix: A Free Software Three-Dimensional Structural Finite Element Program

https://www.calculix.de/assemble.png
CalculiX analyzed a 1990s jet engine, using FE models to determine burst-speed, fatigue, creep, and eigenfrequencies for resonance with vanes. Meshed with 20-node bricks and cyclic symmetry, the AlSi-C355 compressor and Inco 713C turbine models are in the distribution.

Show HN: Rubiks Cube Solver

Speedcube: online Rubik's Cube solver, speedcubing timer, notation guides, and algorithm library.

Ask HN: Does anyone let AI agents play games just for fun?

AI agents are being tested for recreational gaming, like Sim City and MUDs, to explore economic models and policy impacts, with potential for creative, emotionally engaging interactions in games like Wordle or visual novels, sparking interest in new genres like "tamagochi-girlfriend" and collaborative AI-human play.

Coordination Without Consolidation: On Systems of States [pdf]

The U.S. system of states, designed for decentralized governance, faces inherent tensions as it scales: proliferation of units and systemic coordination demands generate pressures toward centralization, challenging the balance between local autonomy and unified governance. While polycentric systems enable diversity and adaptability, their success at scale often relies on hierarchical ...

Show HN: 92% of US city websites fail ADA accessibility

https://accesslumens.com/_next/image?url=%2Flogo-light.png&w=3840&q=75
High city website scores (avg. 93/100) mask 42% with critical accessibility barriers, especially on CMS platforms like CivicPlus. Vendor choice and platform-level fixes are key, as automated scans miss 34% of homepages with hidden barriers.

Reverse-engineering Nvidia's CUDA-checkpoint for faster cold starts

https://blog.doubleword.ai/doubleword-icon.png
NVIDIA's cuda-checkpoint tool serializes GPU state to host memory for fast process restoration but suffers from PCIe bandwidth underutilization due to inefficient staging buffer allocation. Optimizations like Transparent Huge Pages and replacing mmap with pre-allocated buffers reduced checkpoint/restore times by 4x, achieving near-theoretical PCIe speeds.

Show HN: Sighthound - open-source vulnerability scanner for source code

https://opengraph.githubassets.com/c1f00ff012e8d0a44ac41df3596b9660c4022ef26e54ef40982f1fadfea7f5b3/Corgea/Sighthound
The `sighthound` tool analyzes projects with auto-detected or specified languages, custom rules, and taint analysis, outputting JSON. Make commands automate formatting, linting, testing, and CI/CD pipeline checks.

The Seed Beneath the Snow

The text critiques legible systems' coercive replacement of values in software companies, arguing informal mutual aid networks—like Yiddish anarchist traditions and Le Guin’s Anarres—are vital, human-centered alternatives. It advocates protecting these "illegible" relationships as the foundation of care and productivity, not just resistance, emphasizing joy and daily mutual aid over rigid processes.

What the New Executive Order Means for Secure Software Delivery in Government

https://cdn.prod.website-files.com/67fd7fef22b9fe9528682d3f/6a0f1875aac755877a5d4455_Linkedin%20Static%20-%20Award%20Announcement.jpg
The 2026 Executive Order prioritizes industry-led AI security, requiring companies like Anthropic, OpenAI, and Google to secure frontier models through government-private collaboration. It aims to accelerate federal AI adoption by enhancing access to compliant models and integrating them into secure, continuous delivery frameworks.

Nicotine pouches, tobacco's latest ploy

https://med.stanford.edu/news/insights/2026/06/nicotine-pouches-addiction-tobacco-industry-latest-ploy/_jcr_content/main/article/layoutcontainer_2051415601/image.coreimg.jpeg/1781107917000/robert-jackler-1.jpeg
Nicotine pouches, a rapidly growing nicotine delivery method, are aggressively marketed to youth as modern, discreet alternatives to cigarettes, sustaining addiction amid declining smoking rates. With high nicotine content and social media campaigns, they pose public health risks, prompting calls for stricter regulations to curb youth access and flavored product sales.

How to Achieve Pruning When Querying by Non-Partitioned Columns in PostgreSQL

https://hakibenita.com/images/00-postgresql-partition-pruning.png
PostgreSQL enables partition pruning for non-partition keys by using check constraints to define session ID ranges per partition, allowing the optimizer to eliminate irrelevant partitions. This approach leverages data patterns and multi-range constraints to handle outliers, improving query efficiency beyond traditional partition key limitations.

Show HN: Policy enforcement for Claude Code, Cursor, and Codex

https://kastra.ai/og-image.jpg
Kastra enforces AI policies pre-action with identity, scope, guardrails, and audit checks, blocking unauthorized actions in real-time. Recon audits past agent behavior, generating self-verified policies, with a free tier for developers and enterprises.

Building a High-Performance C++ Backtesting Framework

https://cdn-images-1.medium.com/v2/resize:fit:600/1*O0OMv2s9mRFvHssdbP3ZkQ.png
DolphinDB's Order Matching Simulator Plugin integrates with C++ backtesting frameworks via Swordfish or C++ API, enabling high-performance, low-latency backtesting with realistic order matching and market replay without rebuilding existing systems. It supports high-frequency strategies through event-driven interfaces, concurrency, and accelerated replay, offering flexibility and performance ...

Show HN: Pylon Sync, an agent-first full-stack realtime framework

https://www.pylonsync.com/_pylon/image?src=%2Fmarketing%2Fpylon-cloud-dashboard.png&w=2048&q=75
Pylon is a full-stack TypeScript framework that unifies schema, auth, functions, and deployment into a single app, generating types, APIs, and clients while managing migrations and real-time sync. It offers self-hosted or cloud deployment with edge-network support, eliminating the need for separate backend services or complex orchestration.

Dmars – A modern Core Wars toolchain

Core War is a 1984 programming game where Redcode programs battle in a memory array, with the last surviving program winning. dmars, a Rust-based pMARS reimplementation, includes an ICWS'94-compatible assembler, ICWS'88 simulator, WebAssembly support, and a browser playground for writing and testing warriors.

AI builders outnumber AI governance hires 7:1 in Europe

https://axipro.co/wp-content/uploads/2026/06/Captura-de-ecra-2026-07-06-as-17.36.36.png
Axipro's analysis of 3,519 EU AI job postings reveals a 7:1 builder-to-governance hiring ratio, with Sweden (16:1) and France (11:1) showing the widest gaps, while Ireland (3.5:1) balances due to US tech firms' global governance standards. Despite the EU AI Act's strict compliance deadlines, fewer than 12% of governance roles explicitly mention the law, and smaller firms face disproportionate ...

Dev productivity metrics suck. Ops reviews are key for AI-accelerated eng orgs

https://a-us.storyblok.com/f/1021527/204x163/e6b5f615be/delivery-logo.svg
DRIVE evaluates engineering orgs across five pillars (Delivery, Reliability, Initiatives, Vigilance, Efficiency) to align AI-driven automation with sustainable performance, while Operational Excellence reviews reallocate resources to close gaps. AI accelerates output but exposes systemic risks, requiring frameworks like DRIVE to balance innovation, security, and organizational stability.