Daily issue / 2026-10-13
Useful things that surfaced in Hacker News discussions on 2026-10-13. Open the context to see why each one caught our attention—or jump straight to the original thread.
What we found
Daily-updated Nix packages for coding agents; praised for patching unwanted background behavior.
Source discussion: Codex CLI installs a persistent, self-updating background daemon by default
“Both behaviors you mention are helpfully patched out of the Claude Code package I use:”
whimblepop · recommendation · first hand use
Direct HN comment
Searchable memory for past agent sessions; a user's go-to for conversation search.
Source discussion: Local Indexing to reduce tool calling and token usage
“https://github.com/huggingface/funes/ has been my go-to here (specifically for conversation search)”
striking · recommendation · first hand use
Direct HN comment
Hosted agent sandboxes; a prototype user praises cost but notes cold-start delays.
Source discussion: Launch HN: Agent37 (YC F26) – Low-cost agent sandboxes for running agents
“I used agent37 for a protoype a few weeks ago and it was amazing, awesome work. cold start time was ever so slightly annoying but nevertheless, cost is attractive”
JHM168 · recommendation · first hand use
Direct HN comment
Routers with open-source operating systems preinstalled; a buyer praises excellent build quality.
Source discussion: Ask HN: Do you want a router that has DD-WRT pre-installed?
“Check out TekLager. They're Swedish, and I've bought a router from them before - excellent build quality.”
vintagedave · recommendation · first hand use
Direct HN comment
Experimental software-defined radio built from an ESP32 Wi-Fi microcontroller.
Source discussion: Turn a WiFi 7 Router into a 320Msps Software Defined Radio Receiver
“This same devloper also built an SDR out of an ESP32 Wi-Fi microcontroller [1], this is awesome!”
yonatan8070 · recommendation
Direct HN comment
Experimental PS Vita emulator using WebAssembly; its builder reports promising Android browser results.
Source discussion: Show HN: PS2 games statically recompiled to WebAssembly
“Only have tested a few games so far, it's early days, but works quite well in Chrome mobile on flagship Android phones.”
kodablah · recommendation · author or maintainer
Direct HN comment
New York holographic-arts nonprofit offering exhibitions and hands-on hologram-making workshops.
Source discussion: Whatever became of holography? (2011)
“There's a neat non-profit in Upstate NY, Holocenter, "center for the holographic arts". They have exhibits of currently working holographic artists, and you can do a workshop to make holograms:”
garethsprice · recommendation
Direct HN comment
3Blue1Brown's visual explainer of how holograms work, explicitly recommended in the discussion.
Source discussion: Whatever became of holography? (2011)
“3blue1brown has a great explainer video on what holograms are:”
adastra22 · recommendation
Direct HN comment
Kevin Kelly's photography books documenting disappearing communities and traditions across Asia.
Source discussion: Kevin Kelly's 2016 AI Predictions, 10 Years Later
“Possibly the best photography book I've come across. It's out of print, but I managed to snag a copy on eBay last year”
at1as · recommendation · first hand use
Direct HN comment
David Kushner's history of Doom's creators; recommended for its game-development drama.
Source discussion: The Making Of Super Mario 64 – full Giles Goddard interview (2001)
“The Masters of Doom book was pretty good if you want a bit of drama.”
ramgine · recommendation
Direct HN comment