Daily issue / 2026-04-15
Useful things that surfaced in Hacker News discussions on 2026-04-15. Open the context to see why each one caught our attention—or jump straight to the original thread.
What we found
Google's art-and-museum platform is a handy companion for exploring ultra-high-resolution artwork and exhibits.
Source discussion: Picasso's Guernica (Gigapixel)
Editorial paraphrase
In the Guernica gigapixel thread, a commenter said artsandculture.google.com is 'a great resource to see and learn about art around the world.'
Read the original threadAn open-source deep-zoom viewer for tiled images, maps, and other high-resolution visuals.
Source discussion: Picasso's Guernica (Gigapixel)
Editorial paraphrase
A commenter said someone forked OpenSeadragon and called it 'such an under-appreciated tool,' adding that VIPS can handle tile generation.
Read the original threadA community-edited travel guide wiki that works well as a living alternative to static trip notes.
Source discussion: guide.world: A compendium of travel guides
Editorial paraphrase
One commenter wrote, 'For the wiki version, you have Wikivoyage... It can be a bit outdated, but then you just update it as you do your research.'
Read the original threadSwiss Federal Railways' trip-planning app for routes, tickets, and smooth point-to-point travel.
Source discussion: guide.world: A compendium of travel guides
Editorial paraphrase
A commenter said the SBB Mobile app was 'god-sent' and 'so well made,' noting that its design system makes travel up and down the country stress-free.
Read the original threadOpenAI's coding agent was cited as a durable fallback for longer-running development tasks.
Source discussion: Claude Code Routines
Editorial paraphrase
In the Claude Code Routines thread, one commenter said they were finding Codex 'more thorough' on the high plan, and another named OpenCode/Codex as the first fallback if Anthropic goes bad.
Read the original threadThe new major OpenSSL release drew interest for long-awaited TLS feature work.
Source discussion: OpenSSL 4.0.0
Editorial paraphrase
A commenter celebrated 'Finally encrypted client hello support ο/,' showing enthusiasm for the new OpenSSL release.
Read the original thread