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Source · updated 30 October

Today's best Show HN launches

We collected 11 Show HN posts on 30 October 2026; 6 of them made the top 100 of the Daily Launch ranking. 92 launches from Show HN have ranked since 14 October 2026, newest first. The ranking is rebuilt every morning by 09:00 UTC.

What we read
Show HN posts through the public Hacker News Search API by Algolia.
What counts
Points on the post, read the next morning for posts from the previous UTC day.
Terms we follow
Public API. We link to the HN thread and never copy comments.
  1. 1

    dontallow

    Auto Dismiss Mac OS "Allow <app> to find devices on local networks?"

    Top on Show HN yesterday · 123 points
  2. 16

    doomformer

    Doomformer compiles integer neural networks into ZDoom maps and runs them in ViZDoom.

    #2 on Show HN yesterday · 72 points
  3. 25

    Butterbean

    UK Farming Simulator

    #3 on Show HN yesterday · 42 points
  4. 34

    Overtone

    Transcribe, correct and cut captions for any screen shape

    #4 on Show HN yesterday · 40 points
  5. 52

    GenesisDB

    GenesisDB - The open source, GDPR-ready event sourcing database for developers who love event sourcing.

    #5 on Show HN yesterday · 13 points
  6. 63

    Capo-S3

    A typed, async-first S3 client for Python

    #6 on Show HN yesterday · 12 points
  7. 106

    phpClaw

    AI agent runtime for PHP with tools, memory and guards

    #7 on Show HN yesterday · 11 points
  8. 107

    Radix

    A WebGPU-powered 3D Gaussian Splat renderer built on Three.js

    #7 on Show HN yesterday · 11 points
  9. 108

    Uji

    Uji is free software: you can redistribute it and/or modify it under the terms of the GNU General Public…

    #7 on Show HN yesterday · 11 points
  10. 136

    Wherewhen

    I got tired of travel spreadsheets so I made a travel planner app

    #10 on Show HN yesterday · 10 points
  11. 137

    Pidgeon

    Email inboxes for AI agents, in the EU, and never trained on your mail’s content.

    #10 on Show HN yesterday · 10 points
  12. 12

    SlideBySide

    Why is it useful? - Present slides without sharing the screen and have every one be on the same page. -…

    Top on Show HN yesterday · 69 points
  13. 30

    Yavashark

    Announcing Yavashark, a small embeddable and easily extendable JavaScript engine that passes 82% of…

    #2 on Show HN yesterday · 27 points
  14. 48

    Nasscad

    Open NASSCAD and start modeling: parametric solids and generators, boolean CSG, STEP and IFC…

    #3 on Show HN yesterday · 24 points
  15. 74

    Github

    Recursive self-improvement of LLM agent harnesses through evolutionary search and reproducible evaluation.

    #4 on Show HN yesterday · 18 points
  16. 18

    Spec-first

    Spec-first agentic development is specification-driven development for AI coding agents: reviewed specs,…

    Top on Show HN yesterday · 28 points
  17. 1

    TitleArt

    Every classic WordArt style, shape and 3-D effect, in your browser.

    Top on Show HN yesterday · 390 points
  18. 11

    Hob

    Open-source, on device alternative to Claude Cowork and ChatGPT

    #2 on Show HN yesterday · 139 points
  19. 30

    Freehire

    Search 3M+ tech jobs indexed straight from company career boards — deduplicated and tagged by stack,…

    #3 on Show HN yesterday · 29 points
  20. 81

    Proc-CLI

    An agent-friendly CLI tool for process and port management

    #4 on Show HN yesterday · 22 points
  21. 82

    Wraps

    Resend-style email on your own AWS SES, open source

    #4 on Show HN yesterday · 22 points
  22. 1

    Bigwhalehunting

    S&P 500 companies as bubbles sized by market cap, filled with one stick figure per 10,000 employees.

    Top on Show HN yesterday · 172 points
  23. 17

    keybytes

    Designed in KiCad! There are two boards, the Keybit and the Keyword, and both are 1u (19.05mm x 19.05mm).

    #2 on Show HN yesterday · 97 points
  24. 29

    Farol

    A risk map of a pull request for the person who approves it

    #3 on Show HN yesterday · 60 points
  25. 47

    Huggingface

    Hurston-1 open source TTS that speak Southern American and Afro-English

    #4 on Show HN yesterday · 58 points
  26. 76

    ADRs for AI

    Deliberation records for human–AI work, versioned in Git

    #5 on Show HN yesterday · 32 points
  27. 1

    Stealmybitcoin

    Made this because I'm curious if anyone out there has figured out how to actually use this PHP RCE we spent the last few days panicking over.

    Top on Show HN yesterday · 457 points
  28. 18

    Gitlab

    Autonomous root for Tcl Android TV via CVE-2022-22706

    #2 on Show HN yesterday · 55 points
  29. 45

    Enzyme

    A programming language that compiles wikis for agents

    #3 on Show HN yesterday · 20 points
  30. 66

    argus

    Argus- open source security platform to protect against agentic attacks

    #4 on Show HN yesterday · 17 points
  31. 96

    Github

    Encarta is super nostalgic, and I was surprised it wasn't available to use online.

    #5 on Show HN yesterday · 12 points
  32. 5

    r2d2-tv

    Making a smart TV dumb and then smart

    Top on Show HN yesterday · 100 points
  33. 16

    Corgi

    Friendly helper for your agents.

    #2 on Show HN yesterday · 80 points
  34. 36

    Swurf

    Swurf allows you to swipe through the real web one page after another.

    #3 on Show HN yesterday · 72 points
  35. 64

    Thisandthat

    Every fact cited

    #4 on Show HN yesterday · 62 points
  36. 23

    Typeui

    UI micro interactions prompts for AI

    Top on Show HN yesterday · 77 points
  37. 24

    OnKey

    I'm a bad singer, so I built an app to show where I'm off-key

    Top on Show HN yesterday · 77 points
  38. 49

    agent-usage-guard

    A Claude Code mod to protect your usage window

    #3 on Show HN yesterday · 23 points
  39. 84

    Adyen

    Agent-marketplace

    #4 on Show HN yesterday · 14 points
  40. 11

    Sumi.css

    A minimalist, classless-first CSS framework. Write plain, semantic HTML and it looks finished.

    Top on Show HN yesterday · 86 points
  41. 28

    Omnara

    You may remember us from our early days, when we made a remote-control phone app for Claude Code and Codex.

    #2 on Show HN yesterday · 68 points
  42. 61

    Bloffy

    I built a Markdown and raw HTML blog platform scoring 99 on PageSpeed

    #3 on Show HN yesterday · 18 points
  43. 96

    Getopposable

    GUI-Owl 2B runs inside an Android app and taps through other apps with no server.

    #4 on Show HN yesterday · 15 points
  44. 1

    SimCity

    Build the city of your dreams. Subject to approval. A free city builder about zoning, hearings, lawsuits…

    Top on Show HN yesterday · 733 points
  45. 4

    VoidAccess

    Open-source dark web OSINT, from query to a graph

    #2 on Show HN yesterday · 151 points
  46. 15

    Death Plan Switch

    Death Plan Switch solves this problem, it's free to download and use or study under the MIT license.

    #3 on Show HN yesterday · 98 points
  47. 28

    Jev Cards

    100 picture cards: fruit, flags, maps, chess, illusions. Jev answers in about 0.3 s. Race it in Sprint,…

    #4 on Show HN yesterday · 60 points
  48. 29

    Penmentor

    Claude marks up your handwritten math like a teacher

    #4 on Show HN yesterday · 60 points
  49. 54

    Rouler

    Rouler is split tunnelling for Windows. Send each app, IP or subnet out the network interface you choose,…

    #6 on Show HN yesterday · 23 points
  50. 55

    Clerkenwell

    Think a computational notebook on e-paper — a mixture of code, prose and images. Plug it into Emacs for a…

    #6 on Show HN yesterday · 23 points

Numbers are each launch's overall rank on its most recent day. These are the newest 50 of 92; older ones are in every daily ranking. How we rank