ZCode – Harness for GLM-5.2

https://zcode.z.ai/_next/image?url=%2Fimages%2Fimg-goal%402x.png&w=3840&q=75
User built a standalone browser-based Gomoku game from scratch using ZCode 3.0, implementing heuristic AI and win detection. The game renders a 15x15 board, tracks turns, and supports restarting with optional AI focus area overlay.

Show HN: Searchable directory of 22k+ products from worker-owned co-ops

https://www.workerowned.info/logo-yourfairshare.png
Find worker-owned coffee shops and restaurants across the US. Search by city to discover cooperatively owned cafes, bakeries, and restaurants in your area.

For first time, a cell built from scratch grows and divides

https://www.quantamagazine.org/wp-content/uploads/2026/07/SyntheticLife-cr-Ada-Zejun-Shen-Lede-copy-scaled.webp
Scientists created a synthetic cell that grows, replicates DNA, and divides, demonstrating basic cell functions. The cell is not alive but shows promise for generating life from non-life and could lead to breakthroughs in materials and disease research.

What to learn to be a graphics programmer

https://blog.demofox.org/wp-content/uploads/2026/07/image.png?w=1024
To be hireable as a graphics programmer, learn modern graphics APIs like DirectX12, Vulkan, or Metal, and understand rendering techniques, lighting, and shading. Familiarize yourself with C++ and shader languages like HLSL or GLSL, and consider learning path tracing and physically based rendering.

Chip Off the Old Block

https://substackcdn.com/image/fetch/$s_!Zomw!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F23faa91b-8d6c-478f-85cc-2ecfac0aa5f5_713x480.png
The author reflects on how having children has given him a new appreciation for old poetry and how his kids are exhibiting traits similar to his own, such as train obsession and OCD tendencies, but also unique characteristics like his wife's love of bugs. The author navigates the complexities of parenting by establishing a "feudal code" of rules and negotiations with his children, which ...

Healthy but Sedentary People Show Early Decline in Cellular Energy Production

https://news.cuanschutz.edu/hubfs/2026-06_reduced%20mitochondrial%20efficiency%20(1).png
Researchers found that sedentary individuals have decreased muscle mitochondrial function, which may lead to diseases like cancer, diabetes, and Alzheimer's. Regular exercise helps maintain cellular health by improving mitochondrial function and metabolic flexibility.

The Underhanded C Contest

http://www.underhanded-c.org/squash.png
The 2015 Underhanded C Contest had over 40 submissions, with many using NaN poisoning attacks, but the winner, Linus Åkesson, used a clever type confusion bug to misinterpret double-precision floating-point numbers as single-precision numbers. This allowed a host country to leave behind a small amount of fissile material and place something else in the test object to produce a substantial ...

Qualcomm Linux 2.0

https://www.qualcomm.com/content/dam/qcomm-martech/dm-assets/images/blog/headshots/Pragya_Pathi.png
Qualcomm Linux 2.0 is a unified platform with a single open-source foundation, upstream-first development model, and production-ready modular architecture. It is generally available today, June 30, 2026, with a focus on meeting customer and developer needs.

FFmpeg 9.1's new AAC encoder

Physical disc production ending in Jan 2028 for new games on PlayStation

https://blog.playstation.com/tachyon/2026/07/70bb22030b29f4234fd812253bf1129b00609c4c.jpg?resize=1088%2C612&crop_strategy=smart
Sony Interactive Entertainment will discontinue physical game disc production for new PlayStation games in January 2028. New games will be available digitally on PlayStation Store and at retailers starting January 2028.

Proliferate (YC S25) Is Hiring

Proliferate is a platform for running AI agents in parallel, locally and in the cloud, aiming to democratize access to AI. It's hiring a software engineer to work closely with founder Pablo, offering a fast-paced, ownership-driven environment.

Opening up 'Zero-Knowledge Proof' technology to promote privacy in age assurance

https://storage.googleapis.com/gweb-uniblog-publish-prod/images/Alan_headshot.max-244x184.format-webp.webp
Google open sourced Zero-Knowledge Proof libraries to support EU age assurance and digital ID solutions, making it easier for developers to build private and secure applications. This move aligns with the European Union's eIDAS Regulation, set to take effect in 2026.

Box3D, an open source 3D physics engine

Box3D is an open source 3D physics engine that is a fork of Box2D, developed to meet the needs of the game The Legend of California. It is now available on GitHub and has a feature set that includes gyroscopic torques, broad-phase collision detection, and compound collision systems.

Internal Combustion Engine (2021)

https://ciechanow.ski/images/og/ice.jpg
An internal combustion engine is explained step by step, starting with a simple crank mechanism that converts linear force into torque, then using a cannon to generate a strong force that pushes a piston down a cylinder, and finally adding valves and a camshaft to control the flow of air and fuel. The engine's components, including the engine block, crankshaft, pistons, cylinder head, and ...

Ask HN: Who is hiring? (July 2026)

Here are the summaries in 2 concise English sentences each, not exceeding 200 characters:

Monetization Gateway: Charge for any resource behind Cloudflare via x402

https://cf-assets.www.cloudflare.com/zkvhlag99gkb/qPuShvhz5HUDcJS2agaXn/be302f6d4f4e511a51378f597d0b21c0/BLOG-3342-hero.png
Cloudflare introduces the Monetization Gateway, allowing customers to charge for digital assets with usage-based pricing. The gateway uses the x402 protocol for sub-second payment settlement in stablecoins.

Fable 5 Is Back

https://pbs.twimg.com/media/HMKoSbnXEAERYLR.jpg
Fable 5 is back. https://t.co/9RTGUCcPHy

How We Made IPFS Content Publishing 10x Faster

https://cdn.probelab.io/media/original_images/chart-ipfs-dht-publish-performance-cdf.png
Optimistic Provide is a new optimization for IPFS's Amino DHT that reduces content publication time by over one order of magnitude and network overhead by 40%. It achieves this by using statistical heuristics to predict when the 20 closest peers have been discovered, allowing for sub-second record storage and improved performance in delay-sensitive applications.

How do wombats poop cubes? Scientists get to the bottom of the mystery

Wombats produce nearly 100 cubic feces daily due to their unique intestinal structure with elastic grooves and varying muscle thickness. This ability helps them create flat-sided cubes that don't roll off when marking territory.

The GNU Emacs Architecture: Unlocking the Core [pdf]

GNU Emacs is a text editor that has been in development since the 1980s and is known for its user-extensible and self-documenting design that ties back to the free software philosophy. A thesis aims to aid future work in modernizing Emacs by providing a foundation of comprehensive and accessible documentation covering the internal architecture of GNU Emacs, focusing on components related to ...

Why jet engines aren't made in China

https://substackcdn.com/image/fetch/$s_!cBBF!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F2d4d6017-b15d-4796-857b-7620b402737d_1080x675.png
China's state-capitalist model excels in industries with fast iteration cycles and well-known manufacturing processes, but struggles with complex technologies like jet engines that require slow iteration speeds and accumulated knowledge. The jet engine industry's high regulatory burden, extreme cost sensitivity, and reliance on a network of specialized suppliers make it nearly impossible for ...

Launch HN: Parsewise (YC P25) – Reason Across Documents with an API

Greg and Max, Parsewise founders, transform unstructured data into schema compliant data with lineage. Their platform simplifies ETL and allows business experts to validate results quickly.

Flavor Graveyard

You don't have permission to access "http://www.benjerry.com/flavors/flavor-graveyard" on this server.

Ask HN: Who wants to be hired? (July 2026)

I am a software engineer with 10+ years of experience in UI/UX design and full-stack development, proficient in various technologies including Python, AI, MERN, and Big Data, and I am looking for a Senior/Lead software engineer role in the USA.

Weave Robotics launches Isaac 1, a $7,999 home robot with Fall 2026 deliveries

https://www.weaverobotics.com/videos/posters/isaac-1/isaac1-at-home.jpg
Isaac 1 is a home robot designed to handle tedious tasks like laundry and room reset. It's autonomous and controlled through a smartphone app, with teleoperation assistance available when needed.

I Left Harry's All-Night Hamburgers

https://escapepod.org/wp-content/uploads/2019/08/lawrence-watt-evans.jpg
The narrator worked at Harry's All-Night Hamburgers, a restaurant in West Virginia that attracted unusual customers from different parallel universes. These customers, who were explorers and travelers, would come to Harry's to eat, trade information, and take a break from their journeys between worlds.

The Apple Disk II Controller Card

https://www.bigmessowires.com/wp-content/uploads/2021/05/disk-ii-inteface-card.jpg
The Apple II Disk II controller card is a software-driven design that uses minimal hardware to enable flexible floppy disk storage, but pushes complexity onto the software, requiring extra code for manipulating the stepper, locating sectors, and performing GCR decoding. The Disk II controller's design, conceived by Woz and Randy Wigginton in 1977, uses a state machine to read and write bits ...

Hanami 3.0: In Full Bloom

https://hanakai.org/blog/assets/2026-06-30-hanami-3-0-in-full-bloom/logs.webp
Hanami 3.0 is released with new features like mailers, internationalization, and Minitest support. It also improves performance and developer experience.

1-Bit Pixel Art Emojis

User created 42 Apple emojis as 1-bit pixel art in Summer 2019. They are available for use in projects with credit and link back to the source.

Client-side load balancing at a million requests per second

https://img01.ztat.net/engineering-blog/posts/2026/06/images/cslb-consistent-hash-load-balancing-after.png?imwidth=1320#previewimage
The team at Zalando replaced their shared edge load balancer with a client-side load balancer to improve latency and reduce shared infrastructure costs. They implemented a consistent-hash routing algorithm, occupancy-based bounded load, and zone-aware routing to achieve a 25% reduction in pods and over $1,000 per day in cost savings.