LegoGPT: Generating Physically Stable and Buildable Lego

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LegoGPT generates physically stable LEGO designs from text prompts using a large language model and physics-aware rollback. It produces diverse, aesthetically pleasing designs that can be assembled manually or by robots.

Void: Open-source Cursor alternative

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Use AI agents on your codebase, checkpoint and visualize changes, and bring any model or host locally. Void sends messages directly to providers without retaining your data. Void is a fork of the vscode repository. For a guide to the codebase, see VOID_CODEBASE_GUIDE. You can always reach us in our Discord server or contact us via email: [email protected].

6502 Illegal Opcodes in the Siemens PC 100 Assembly Manual (1980)

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Siemens documented 6502 "illegal" opcodes in a 1980 programming manual for the PC 100 single-board computer. The manual describes 9 special instructions, some of which are unstable and not always processed correctly.

Doge software engineer's computer infected by info-stealing malware

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Kyle Schutt, a software engineer at CISA and DOGE, had his login credentials leaked multiple times since 2023 due to info-stealer malware. His credentials have been exposed in at least 51 data breaches, potentially putting sensitive government information at risk.

Dead Reckoning

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The drake passage was the least impractical route for large european ships to travel around south america. a veteran ship’s gunner john bulkeley was officer of the watch, overseeing the navigation in the midst of violent storms, writes sandra gillespie jr. the passage is harrowing even for modern motorized seagoing vessels, he says, but it is also the best way to get to the west
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Stephen Hawking believed humans need space exploration for a future. Starlink, a satellite internet service, uses user terminals with a router and antenna, which has a large PCB with RF front-end chips and a custom-made quad-core SoC.

Reservoir Sampling

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Reservoir sampling is a technique for selecting a fair random sample from an unknown set size, useful for log collection services and other applications. It works by giving each new item a 1/n chance of being selected, where n is the number of items seen so far.

Zombieverter: Open source VCU for reusing salvage EV components

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The ZombieVerter is a general-purpose VCU for EV conversions with various inputs and outputs, a web interface, and customizable control logic. It requires a 12V supply and supports dual-channel throttle, low-side switching, and external relay control.

Usenix ATC Announcement

USENIX is ending its longest-running event, the USENIX Annual Technical Conference, after 30 years due to declining attendance. The conference will be celebrated at its final event in July 2025, marking 50 years of USENIX innovations and gatherings.

A Formal Analysis of Apple's iMessage PQ3 Protocol [pdf]

Apple's imessage uses an elliptic curve signature scheme, which can be broken by a quantum computer. to protect active sessions, both parties perform public-key ratcheting, but there are significant differences in the concrete details of how they are per- formed - daniel saunders, edward mcgraw-hill & steven wilson, they say omit

A flat pricing subscription for Claude Code

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Claude Code is a command line tool for coding tasks with transparency and control. The Max plan offers unified access to Claude and Claude Code with shared usage limits and two tiers: $100 for 5x Pro usage or $200 for 20x Pro usage.

Audiobookshelf: Self-hosted audiobook and podcast server

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Self-hosted audiobook and podcast server

Fui: C library for interacting with the framebuffer in a TTY context

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FUI is a C library for interacting with the framebuffer, providing drawing, event handling, and a sound system. It's statically linked and requires root privileges, but can be easily used by adding the user to the video and input groups.

eBPF Mystery: When is IPv4 not IPv4? When it's pretending to be IPv6

The user created an eBPF program to redirect DNS requests but encountered issues with IPv6 traffic from a .NET application. The problem was caused by .NET's DualMode sockets feature, which uses IPv4-compatible IPv6 addresses, requiring the eBPF program to be updated to handle both IPv4 and IPv6 traffic.

Robotics meets the culinary arts

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A Swiss Italian team created RoboCake, an edible robotic wedding cake, as part of the EU-funded RoboFood project to merge robotic science and gastronomy. The project aims to reduce electronic and food waste, and its innovations include edible rechargeable batteries and robots that can deliver food and medicine.

Full Control.xyz Freeform Gcode

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Progress toward fusion energy gain as measured against the Lawson criteria

© 2019-2025 Triple Product Inc. Content available under CC BY-NC 4.0. Terms of Use

Finding a Bug in Chromium

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You submitted a Chromium bug report about a memory leak issue in Electron apps using Rust WASM code. The bug causes memory to rise and never fall, persisting across reloads and seemingly happening randomly.

From: Steve Jobs. "Great idea, thank you."

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The author briefly had the email address [email protected] at NeXT in 1991, receiving misdirected emails meant for Steve Jobs. He corrected the issue by forwarding the address to Jobs' email and received a humorous response from Jobs.

When Abandoned Mines Collapse

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A series of sinkholes opened on I-80 in New Jersey due to human-made subsidence caused by underground iron mines from over a century ago. The issue is complex and affects many areas worldwide, but modern mining methods and regulations aim to mitigate its effects and prevent future damage.

Podfox: First Container-Aware Browser

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The user discusses their experience with containerization and how they created a tool called Podfox, a SOCKS proxy that allows them to access containers without port forwarding. They also created a tool called Podchamp, a fish script that automates running development containers for projects, and are exploring ways to integrate container-awareness into other terminal emulators.

Phoenician culture spread mainly through cultural exchange

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Phoenician-Punic culture spread through cultural transmission and assimilation, not mass migration. Ancient Mediterranean societies were highly interconnected, with people trading, moving, and intermarrying across large distances.

Throwaway Code: Don't recycle, throw it away (2017)

User had a side project stalled due to constant React errors, then focused on React with a book and created throwaway codes for exercises. This approach allowed quick prototyping and sharing a working prototype with real data.

Verification, the Key to AI (2001)

The key to successful AI is its ability to verify its own knowledge and actions, allowing it to make modifications and decisions independently. Current AI systems are often brittle and unreliable due to their inability to verify their own knowledge, requiring human intervention and limiting their size and complexity.

Stability by Design

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Clojure's stability is due to its convention of being a "static dynamic language" with immutable data and namespace-based organization, which reduces the need for breaking changes. By avoiding renaming functions, requiring more inputs, and returning less data, developers can create stable libraries that don't break user code.

For better or for worse, the overload (2024)

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The user is discussing C++ overload resolution and implicit conversion sequences, specifically focusing on how to reason about the conversion of one type to another and how to rank the standard conversions. The user provides examples and explanations of how to determine the cv-qualification signature of a type and how to rank the standard conversions, including rules for when one conversion ...

How to start a school with your friends

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FractalU is a low-cost "school" where adults learn with friends from living rooms in New York City. It offers over 20-30 courses per semester with 62 instructors and thousands of students.

First American pope elected and will be known as Pope Leo XIV

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White smoke has risen from the Sistine Chapel, indicating a new pope has been elected. The new pope will be announced on the balcony of St. Peter's Basilica.

Static as a Server

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The author discusses the benefits of "hybrid" frameworks that support both server and static output modes. They prefer hybrid frameworks over static-only tools due to reduced tooling fragmentation and increased flexibility.

Prepare your apps for Google Play's 16 KB page size compatibility requirement

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Google Play requires new apps and updates targeting Android 15+ to support 16 KB page sizes starting November 1st, 2025. Developers must check and update their apps to ensure compatibility and performance on newer devices.