Best Show HN projects from Oct, 2026

Browse the top 100 projects launched on Hacker News Show HN during Oct, 2026.


best of all time best of today best of yesterday best of this week best of this month best of last month best of this year best of 2025 best of 2024 best of 2024 yc s26 yc w26 yc s25 yc w25 yc s24 yc w24 yc s23 yc w23 yc s22 yc w22 yc s21 yc w21 yc s20 yc w20 yc s19 yc w19 yc s18 yc w18 yc all-time 3d algorithms animation android [ai] artificial-intelligence api augmented-reality big data bitcoin blockchain book bootstrap bot css c chart chess chrome extension cli command line compiler crypto covid-19 cryptography data deep learning elexir ether excel framework game git go html ios iphone java js javascript jobs kubernetes learn linux lisp mac machine-learning most successful neural net nft node optimisation parser performance privacy python raspberry pi react retro review my ruby rust saas scraper security sql tensor flow terminal travel virtual reality visualisation vue windows web3 young talents
#1 Show HN: Bigwords.page – Turn any screen into a sign. The URL is the app

728 points | 165 comments | Oct 07, 2026 | by SpeakingOfBrad

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#2 Show HN: Guitoro, a virtual guitar you strum with your keyboard

568 points | 161 comments | Oct 13, 2026 | by talccc

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#3 Show HN: Carrier-Explode: iPhone, Pixel and Galaxy carrier settings decoded

432 points | 55 comments | Oct 09, 2026 | by simplyalec

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#4 Show HN: Let your AI agents paint big arrows, boxes and text on your screen

420 points | 195 comments | Oct 09, 2026 | by franze

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#5 Show HN: Giving Opus 5.5 a simulated paint canvas

392 points | 114 comments | Oct 02, 2026 | by alstonite

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#6 Show HN: PS2 games statically recompiled to WebAssembly

314 points | 158 comments | Oct 12, 2026 | by deadxwarrior

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#7 Show HN: Unfenced – Land for sale that borders public land

310 points | 196 comments | Oct 15, 2026 | by otherwatersflow

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#8 Show HN: WallHop – 12ft.io is gone, so I built a replacement

286 points | 127 comments | Oct 11, 2026 | by TheWaffleHax

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#9 Show HN: Quake ported to safe Rust, playable in browser

241 points | 181 comments | Oct 09, 2026 | by ilreb

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#10 Show HN: GlashΓΌtte Trash Clock – A 30-minute pendulum clock made from trash

236 points | 48 comments | Oct 02, 2026 | by r0r0

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#11 Show HN: Making a flexible "neon" t-shirt with LED filaments

222 points | 37 comments | Oct 08, 2026 | by scottbez1

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#12 Show HN: BetterWispr – Free, open-source dictation for Mac

220 points | 127 comments | Oct 11, 2026 | by kartik017

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#13 Show HN: Petal, open-source CoScreen/ScreenHero finally free

220 points | 41 comments | Oct 14, 2026 | by thedracle

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#14 Show HN: How random are you?

215 points | 120 comments | Oct 13, 2026 | by vunderba

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#15 Show HN: The rarest tech books and docs you've probably never read

190 points | 67 comments | Oct 09, 2026 | by miletus

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#16 Show HN: AI search for every photo and every frame of video on macOS

184 points | 74 comments | Oct 04, 2026 | by allenleee

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#17 Show HN: Use your OpenAI subscription to create audiobooks

174 points | 90 comments | Oct 13, 2026 | by janpmz

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#18 Show HN: A walkable 3D art history museum built from Wikipedia

174 points | 68 comments | Oct 07, 2026 | by jasontr

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#19 Show HN: Made an open-source Lego AI generator

170 points | 52 comments | Oct 02, 2026 | by antelocnova

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#20 Show HN: Audionaut – an open-source cross-platform multitrack audio editor

155 points | 47 comments | Oct 02, 2026 | by vltmrkls

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#21 Show HN: Gemini 4 Argon plays StarCraft

152 points | 69 comments | Oct 16, 2026 | by __cayenne__

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#22 Show HN: SolidCraft – Open-Source Parametric CAD in Rust (With MCP Support)

141 points | 51 comments | Oct 13, 2026 | by bherbruck

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#23 Show HN: Flipflop – Iroh-powered persistent tunnels for filesharing

132 points | 66 comments | Oct 15, 2026 | by andunie

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#24 Show HN: Proton Drive for Linux

122 points | 46 comments | Oct 08, 2026 | by khaosdoctor

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#25 Show HN: Pulse Local, a Mac budgeting app whose AI models run on your machine

121 points | 71 comments | Oct 13, 2026 | by niztk

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Don't miss when the next Dropbox or Stripe launches



#26 Show HN: Pi pod – Run your pi coding agent in sandboxes on your own server

121 points | 46 comments | Oct 02, 2026 | by edverma2

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#27 Show HN: I built a tool to track what AI leaders say and how their views change

117 points | 77 comments | Oct 14, 2026 | by gcsydney

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#28 Show HN: Indigene – Native plants for where you stand

117 points | 44 comments | Oct 12, 2026 | by olivierlacan

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#29 Show HN: Atticus – Hold-to-talk voice assistant for macOS that runs on Claude -p

115 points | 30 comments | Oct 12, 2026 | by SaarthRanka

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#30 Show HN: I wrote an email app that accepts only one sender per inbox

114 points | 96 comments | Oct 14, 2026 | by edpin2000

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#31 Show HN: Pyxel – A Python retro game engine with built-in art and sound editors

107 points | 11 comments | Oct 01, 2026 | by kitao

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#32 Show HN: Janus – Go binary that runs GGUF models via Vulkan on AMD/Intel/Nvidia

106 points | 18 comments | Oct 01, 2026 | by Maverick617

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#33 Show HN: Proa – A Rust web framework with fast SSR and multi-target rendering

104 points | 34 comments | Oct 15, 2026 | by burnrate

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#34 Show HN: AstroHelm – Use your phone camera to aim a telescope or telephoto lens

100 points | 31 comments | Oct 04, 2026 | by HeavenFox

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#35 Show HN: Our space game has a built-in RISC-V emulator that runs Linux

98 points | 37 comments | Oct 02, 2026 | by nor-and-or-not

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#36 Show HN: Thoreau BASIC – What if BASIC hadn't gone out of fashion?

96 points | 59 comments | Oct 03, 2026 | by Gorsefound

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#37 Show HN: Happy Hangul Day! An RNN for Generating Korean Handwriting Strokes

92 points | 20 comments | Oct 09, 2026 | by jbaudanza

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#38 Show HN: Spotatui, a Spotify TUI/GUI without web API rate limits

91 points | 19 comments | Oct 13, 2026 | by LargeModGames

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#39 Show HN: A guided 3D Leonardo da Vinci museum, built in code

90 points | 41 comments | Oct 14, 2026 | by micstradev

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#40 Show HN: Nightwatch – a Mac menu-bar app that tells you when tonight is clear

89 points | 28 comments | Oct 04, 2026 | by delphidolphin

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#41 Show HN: Parseable, an open observability datalake, handles 100M time-series/min

89 points | 25 comments | Oct 06, 2026 | by yashdotrv

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#42 Show HN: I turned my iPhone and a $20 smart plug into an f-stop timer

87 points | 39 comments | Oct 06, 2026 | by pentakkusu

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#43 Show HN: XY Music Notation

85 points | 83 comments | Oct 13, 2026 | by jmole

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#44 Show HN: An experimental pattern-first DAW that supports MCP

84 points | 41 comments | Oct 12, 2026 | by androsynth89

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#45 Show HN: Jevman – AI decision models play Pac-Man

81 points | 23 comments | Oct 08, 2026 | by felix089

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#46 Show HN: Brickbrag – A multiplayer brick-building world in the browser

79 points | 40 comments | Oct 12, 2026 | by neuling

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#47 Show HN: Offrun – manage every coding agent from one workspace

78 points | 68 comments | Oct 03, 2026 | by arunbhatia

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#48 Show HN: Parsimony – an open-source benchmark for how much code AI models add

77 points | 17 comments | Oct 13, 2026 | by lasu

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#49 Show HN: MailAccess – the true Email OSINT framework

75 points | 0 comments | Oct 06, 2026 | by coding-maniac

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#50 Show HN: Diffle, a keyboard-centric diff viewer with LSP support

74 points | 12 comments | Oct 08, 2026 | by mwil1000

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#51 Show HN: Agent.reviews – Where AI agents read and write reviews on tools

73 points | 52 comments | Oct 07, 2026 | by screm

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#52 Show HN: Ito – Build Terminal UIs in Lua

73 points | 14 comments | Oct 14, 2026 | by cat-whisperer

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#53 Show HN: K10s – A Clickable Kubernetes TUI (Go, Bubble Tea)

69 points | 53 comments | Oct 08, 2026 | by pierreneter

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#54 Show HN: NanoMuse – An open-source AI agent for your phone and computer

68 points | 21 comments | Oct 07, 2026 | by ilreb

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#55 Show HN: Photoc – Command-line tools for photographers

66 points | 10 comments | Oct 03, 2026 | by ahmetomer

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#56 Show HN: Apogee: Rebuilding Mozilla's Orbit, fully local and private

66 points | 3 comments | Oct 09, 2026 | by zxdc7896

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#57 Show HN: Rhun, an open-source code editor written in assembly

64 points | 51 comments | Oct 01, 2026 | by vladcodes

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#58 Show HN: Procinsh – A 3D Linux process inspector

62 points | 26 comments | Oct 07, 2026 | by a_kawashiro

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#59 Show HN: Rgpu – a PyTorch device whose tensors live on a remote GPU

57 points | 4 comments | Oct 07, 2026 | by boxstream

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#60 Show HN: Durable Actors – OSS Durable Objects with configurable compute

53 points | 25 comments | Oct 06, 2026 | by thomask1995

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#61 Show HN: Build with Python – a beginner course where your code draws

49 points | 20 comments | Oct 04, 2026 | by davidwshao

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#62 Show HN: TerrainSR – fast, realistic heightmap upscaling model

49 points | 8 comments | Oct 07, 2026 | by joegibbs

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#63 Show HN: Breadcrumb, record everything on your mac + context manager for AI

49 points | 8 comments | Oct 01, 2026 | by jv22222

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#64 Show HN: Free open source Adobe Lightroom alternative, completely local with AI

47 points | 64 comments | Oct 08, 2026 | by thesnarkitecht

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#65 Show HN: Graphicle, a Rust port of Graphify with memory for coding agents

47 points | 13 comments | Oct 14, 2026 | by KarLexAI

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#66 Show HN: OpenChart – OSS TradingView alternative with your own AI agent

45 points | 20 comments | Oct 06, 2026 | by Warren93

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#67 Show HN: SVG Spark – 10 client-side SVG design and dev tools

44 points | 7 comments | Oct 08, 2026 | by Zeus808

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#68 Show HN: Sygal – Convert PDFs, scans and web pages to Markdown, locally

43 points | 15 comments | Oct 15, 2026 | by cyrillsemah

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#69 Show HN: Opensidian

42 points | 41 comments | Oct 13, 2026 | by jpzk

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#70 Show HN: rStation – A shared research lab for your AI agents

42 points | 18 comments | Oct 16, 2026 | by stephenchung

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#71 Show HN: Minigraf – An embedded, bi-temporal graph database in Rust

41 points | 32 comments | Oct 05, 2026 | by adityamukho

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#72 Show HN: My Terminal Themes Web App

41 points | 18 comments | Oct 15, 2026 | by bado

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#73 Show HN: Edi Life OS – self-hosted life dashboard with an MCP server for AI

41 points | 17 comments | Oct 09, 2026 | by edris0077

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#74 Show HN: gtlds.fyi – All the proposed new gTLDs

40 points | 59 comments | Oct 07, 2026 | by irs

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#75 Show HN: Opus 5.5 made a fully featured Figma clone in 3 hours / 8 prompts

40 points | 44 comments | Oct 12, 2026 | by behzadhaghgoo

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#76 Show HN: A modern low-poly SimCity 2000 clone, built by Opus 5.5

37 points | 32 comments | Oct 06, 2026 | by drdator

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#77 Show HN: Entombed in a Raycaster

37 points | 6 comments | Oct 03, 2026 | by stelabouras

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#78 Show HN: BraiNOTES, handwritten notes on your lecture PDFs in a browser tab

35 points | 3 comments | Oct 11, 2026 | by swimmingbrain

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#79 Show HN: Wonderhop – A daily game: guess what most people say, or what none do

34 points | 40 comments | Oct 13, 2026 | by mtlduo

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#80 Show HN: I Put an AI Agent on a Nokia 110

33 points | 17 comments | Oct 08, 2026 | by anupray

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#81 Show HN: Yantra – an LALR(1) parser generator for C++

33 points | 17 comments | Oct 01, 2026 | by renjipanicker

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#82 Show HN: Pumpkins.sh – claim, carve, and display a pumpkin to the world

33 points | 11 comments | Oct 05, 2026 | by linesofcode

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#83 Show HN: Pocketty – iPhone SSH terminal that pings you when an agent is blocked

32 points | 20 comments | Oct 08, 2026 | by lukeed

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#84 Show HN: What 482 hospitals charge vs. what insurers pay, from their own files

32 points | 15 comments | Oct 01, 2026 | by curatedmcp

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#85 Show HN: Graphene – Data analysis toolkit for your coding agent

32 points | 12 comments | Oct 01, 2026 | by kcmarr

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#86 Show HN: Deslop – Oxlint rules for AI-generated TypeScript

32 points | 8 comments | Oct 13, 2026 | by maharshi365

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#87 Show HN: Building an LLM from Scratch in TypeScript

32 points | 3 comments | Oct 14, 2026 | by baraa_

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#88 Show HN: Jotbus – a shared encrypted scratchpad for coding agents

28 points | 17 comments | Oct 06, 2026 | by shake-n-fries

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#89 Show HN: Pinrail – A desktop inbox where coding agents wait for your review

27 points | 10 comments | Oct 07, 2026 | by pnezis

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#90 Show HN: Terse, a Claude Code plugin that halves reply length by cutting filler

25 points | 18 comments | Oct 07, 2026 | by lowenbjer

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#91 Show HN: Sayso, free open source dictation for Mac, Windows, and Linux

25 points | 11 comments | Oct 13, 2026 | by watzon

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#92 Show HN: AI SRE Arena, an Open Benchmark for AI SRE Agents on Kubernetes

24 points | 10 comments | Oct 08, 2026 | by emrahsamdan

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#93 Show HN: Wordminos – Crosswords Meet Dominos

23 points | 11 comments | Oct 08, 2026 | by dyarosla

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#94 Show HN: Timur's Chess – A 14th century chess variant with giraffes

23 points | 7 comments | Oct 11, 2026 | by LarsDu88

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#95 Show HN: Use all Codex Plugins inside Pi

22 points | 2 comments | Oct 02, 2026 | by alexandroskyr

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#96 Show HN: MemorySync – Memory for AI Agents

22 points | 1 comments | Oct 13, 2026 | by mohd_rafay

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#97 Show HN: Jevcrawl – A web crawler for AI agents with no LLM in the crawl loop

21 points | 3 comments | Oct 13, 2026 | by rayenmlayeh

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#98 Show HN: Mosh-rs, Mosh rewritten in Rust with scrollback and Windows support

20 points | 10 comments | Oct 14, 2026 | by Arunjay__

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#99 Show HN: Kcc, a C compiler built with an LLM on $100/month boot Linux kernel

19 points | 26 comments | Oct 01, 2026 | by temo_pacheco

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#100 Show HN: OneDeploy – Managed open-source apps with nightly backups and TLS

19 points | 11 comments | Oct 16, 2026 | by relatedcode

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best of all time best of today best of yesterday best of this week best of this month best of last month best of this year best of 2025 best of 2024 yc s26 yc w26 yc s25 yc w25 yc s24 yc w24 yc s23 yc w23 yc s22 yc w22 yc s21 yc w21 yc s20 yc w20 yc s19 yc w19 yc s18 yc w18 yc all-time 3d algorithms animation android [ai] artificial-intelligence api augmented-reality big data bitcoin blockchain book bootstrap bot css c chart chess chrome extension cli command line compiler crypto covid-19 cryptography data deep learning elexir ether excel framework game git go html ios iphone java js javascript jobs kubernetes learn linux lisp mac machine-learning most successful neural net nft node optimisation parser performance privacy python raspberry pi react retro review my ruby rust saas scraper security sql tensor flow terminal travel virtual reality visualisation vue windows web3 young talents

andrey azimov by Andrey Azimov