HackerNews

Polyend is releasing the firmware source code for its Tracker, Tracker+ and Tracker Mini grooveboxes on GitHub, alongside Tracker Community Edition 1.0 with new features like SD card sample streaming, a plugin/synth SDK, and two new synth engines (CHIP and DIRT).

Show HN: Subvocal (YC F26) presents smart glasses that decode silently mouthed or internal speech into text using RF sensing through the face, replacing their earlier EMG prototype with antenna-embedded frames and foundation models trained on scaled pretraining data.

Momentic (YC W24) launched on Launch HN, showcasing Mo, an AI QA engineer that tests apps end-to-end and has caught over 117k bugs across 70M+ test runs. The platform integrates with coding agents via MCP and CI pipelines using plain-English YAML tests with self-healing capabilities.

A personal blog post praising a second-hand 2015 ThinkPad X250 as the author's favourite laptop, highlighting its size, battery life, repairability, keyboard, and low cost as a Linux daily driver.

Anthropic's IPO filing reveals that the retail value of internal Claude usage surpassed its monthly employee pay in April, growing over 250-fold since January, with more than 90% of new code written by Claude.

An architect tested 13 AI models and found Anthropic's Claude Opus 5.5 can produce permit-quality architectural drawing sets for simple buildings with skilled prompting, signaling a shift where architects supervise AI models much as software engineers now do.

Show HN: An interactive 3D voxel map of Warsaw's city centre, built as a web-based visualization of the city in blocky voxel style.

PostHog 决定将数据仓库从 DuckDB/DuckLake 迁出，原因是单节点引擎和 DuckLake 的目录设计难以支撑云端大规模、复杂的工作负载。文章详述了容量预估、S3 异步抓取、目录统计膨胀以及 Postgres 连接扩展等实际瓶颈。

Hacker News 的月度「Ask HN: Who is hiring?」社区招聘帖，公司可发布在招职位，求职者可按地点、REMOTE/ONSITE 等条件浏览并直接联系招聘方。

A blog post detailing the rewrite of the control flow graph structurizer in dxil-spirv, replacing a fragile 9000-line heuristic implementation with Mesa's goto_if-based approach to prioritize correctness over human-readable output.

LongCat-2.5 is introduced as a natively multimodal model designed for agentic tasks, combining vision-language capabilities with tool-use and long-horizon task performance.

Part 11 of a C64 BASIC dungeon crawler tutorial adds five levels with escalating chalice requirements, persistent character stats, and a separation between INITPLAYER and BUILDLEVEL routines so progress survives map regeneration.

Ubuntu is criticized for failing to patch CVE-2026-98432, a critical CVSS 9.8 Linux kernel TCP bug with a working root exploit, more than two weeks after Debian and other distros shipped fixes, prompting the author to migrate servers off Ubuntu.

Cloudflare details how a targeted build planner and new scheduler for its DNS Zone Builder cut peak memory use by 85% and halved the delay between a DNS change and its data reaching Quicksilver, as zone sizes grow toward hundreds of millions of records.

The article examines how San Francisco's AI boom is failing to benefit unemployed tech workers, highlighting a widening gap between booming AI hiring and those still struggling to find work after layoffs.

Anthropic filed an amended S-1 with the SEC revealing ~$17 billion in Q3 revenue, $33.24 billion over nine months, a $104 billion net loss (mostly non-cash), and $895.4 billion in compute purchase commitments as it prepares its IPO road show.

A guide to building a 433 MHz terminal-based RF scanner by wiring a CC1101 radio module to an FTDI FT232H USB board, driven directly from Python via pyftdi with no microcontroller or firmware flashing required.

A web archiving practitioner urges readers to back up websites they love before they vanish, and walks through easy tools like the ArchiveWeb.page browser extension for saving pages and sites in the standard WARC format.

An AI agent autonomously performed stereotaxic brain surgery on an epileptic mouse — selecting the drug, brain region, and injection coordinates — while a licensed vet gated every irreversible step. The author teases a thread on the agent's decisions, what it observed, and a moment it refused an override.

Supermarket chains in Sweden, Belgium and Luxembourg reported a second suspected cyber-attack that remotely raised freezer and fridge temperatures across dozens of stores, following a larger French incident affecting up to 700 supermarkets and causing millions in food losses.