Daily issue / 2026-05-12
Useful things that surfaced in Hacker News discussions on 2026-05-12. Open the context to see why each one caught our attention—or jump straight to the original thread.
What we found
26M tool-calling model for consumer devices; commenters wanted a live demo.
Source discussion: Show HN: Needle: We Distilled Gemini Tool Calling into a 26M Model
Editorial paraphrase
Commenters asked for a live Needle playground, suggested a small VPS demo, and discussed running it in Transformers.js.
Read the original threadDuckDB client-server protocol for remote DuckDB and DuckLake use cases.
Source discussion: Quack: The DuckDB Client-Server Protocol
Editorial paraphrase
Commenters asked about using Quack as DuckLake's catalog database, while maintainers linked an in-progress DuckLake PR.
Read the original threadMail and collaboration server suggested as an Exim replacement.
Source discussion: Dead.Letter (CVE-2026-45185) – How XBOW found an unauthenticated RCE on Exim
Editorial paraphrase
One commenter said they were looking at Stalwart to replace Exim, and another called it a fine security-focused option.
Read the original threadFast JavaScript and TypeScript linter pitched as a simpler ESLint replacement.
Source discussion: The Future of Obsidian Plugins
Editorial paraphrase
A longtime Obsidian user suggested oxlint as a faster, simpler near drop-in replacement for ESLint.
Read the original threadLog-analysis platform recommended as the better fit for this use case.
Source discussion: Why senior developers fail to communicate their expertise
Editorial paraphrase
A commenter said log analysis is a horrible UI in Obsidian and told people to use Scalyr instead.
Read the original thread3D printer brand praised as plug-and-play and open compared with Bambu.
Source discussion: Bambu Lab is abusing the open source social contract
Editorial paraphrase
Commenters said Prusa is pretty much plug-and-play, highly recommended, and a better open-platform choice.
Read the original threadUniverse simulator recommended as a reference for sky and atmosphere rendering.
Source discussion: Rendering the Sky, Sunsets, and Planets
Editorial paraphrase
A commenter called SpaceEngine highly recommended and linked it as inspiration for atmospheric rendering.
Read the original threadAC-to-12V charger used in a battery-backed UPS replacement setup.
Source discussion: Testing UPS Output Waveforms
Editorial paraphrase
A commenter said they replaced multiple UPS units with Victron AC-to-12V chargers and reported the setup worked well.
Read the original threadHigh-voltage differential probes recommended as a good starter probe.
Source discussion: Testing UPS Output Waveforms
Editorial paraphrase
A commenter said Micsig makes a good starter probe that would be enough for mains testing.
Read the original thread