fp.

Show HN: 32V TENS device from built from scratch under $100

https://littlemountainman.github.io/2025/11/17/tens/

27•autonomydriver•3d ago•5 comments

Show HN: F32 – An Extremely Small ESP32 Board

https://github.com/PegorK/f32

254•pegor•1d ago•44 comments

Show HN: My hobby OS that runs Minecraft

https://astral-os.org/posts/2025/10/31/astral-minecraft.html

187•avaliosdev•3d ago•20 comments

Show HN: Search London StreetView panoramas by text

https://london.publicinsights.uk

6•dfworks•17h ago•5 comments

Show HN: Yoink – Copy any website's design system for your AI coding assistant

https://github.com/andersmyrmel/yoink

2•andersmyrmel•4h ago•0 comments

Show HN: Awesome J2ME

https://github.com/hstsethi/awesome-j2me

73•catstor•1d ago•49 comments

Show HN: GitPulse – AI-powered tool to discover open source projects

https://git-pulsee.vercel.app

8•Indri-Fazliji•14h ago•1 comments

Show HN: A game where you invest into startups from history

https://startupgambit.com

38•vire00•5d ago•33 comments

Show HN: MCP Traffic Analysis Tool

https://github.com/mcp-shark/mcp-shark

33•o4isec•3d ago•0 comments

Show HN: Tangent – Security log pipeline powered by WASM

https://github.com/telophasehq/tangent

24•ethanblackburn•18h ago•2 comments

Show HN: I made a down detector for down detector

https://downdetectorsdowndetector.com

569•gusowen•2d ago•166 comments

Show HN: UsageFlow – API usage metering, rate-limits and usage reporting

4•ronenalbagli•12h ago•0 comments

Show HN: I built a synth for my daughter

https://bitsnpieces.dev/posts/a-synth-for-my-daughter/

1270•random_moonwalk•1w ago•209 comments

Show HN: RowboatX – open-source Claude Code for everyday automations

https://github.com/rowboatlabs/rowboat

124•segmenta•2d ago•41 comments

Show HN: Guts – convert Golang types to TypeScript

https://github.com/coder/guts

104•emyrk•2d ago•30 comments

Show HN: Browser-based interactive 3D Three-Body problem simulator

https://trisolarchaos.com/?pr=O_8(0.6)&n=3&s=5.0&so=0.00&im=rk4&dt=1.00e-4&rt=1.0e-6&at=1.0e-8&bs...

240•jgchaos•2d ago•111 comments

Show HN: OctoDNS, Tools for managing DNS across multiple providers

https://octodns.readthedocs.io/en/latest/

27•gardnr•1d ago•2 comments

Show HN: ESPectre – Motion detection based on Wi-Fi spectre analysis

https://github.com/francescopace/espectre

210•francescopace•3d ago•50 comments

Show HN: Parqeye – A CLI tool to visualize and inspect Parquet files

https://github.com/kaushiksrini/parqeye

162•kaushiksrini•3d ago•35 comments

Show HN: DNS Benchmark Tool – Compare and monitor resolvers

https://github.com/frankovo/dns-benchmark-tool

55•ovo101•1d ago•30 comments

Show HN: Storytel-Player – A clean, fast, minimal desktop player for audiobooks

https://github.com/debba/storytel-player

2•debba•13h ago•0 comments

Show HN: Docuglean – Extract Structured Data from PDFs/Images Using AI

https://github.com/cernis-intelligence/docuglean-ocr

4•victorevogor•14h ago•0 comments

Show HN: A subtly obvious e-paper room air monitor

https://www.nicolin-dora.ch/blog/en-epaper-room-air-monitor-part-1/

65•nomarv•3d ago•28 comments

Show HN: Continuous Claude – run Claude Code in a loop

https://github.com/AnandChowdhary/continuous-claude

164•anandchowdhary•5d ago•61 comments

Show HN: Roundible – A Space for Anonymous Discussions

https://roundible.com

2•Oxidome•14h ago•0 comments

Show HN: Supabase-Test – Fast Isolated Postgres DBs for Testing Supabase RLS

https://www.npmjs.com/package/supabase-test

22•pyramation•16h ago•8 comments

Show HN: YAAT – Privacy-first analytics for EU companies (need for beta users)

https://yaat.io/beta

6•caioricciuti•16h ago•2 comments

Show HN: Vibe Prolog

https://github.com/nlothian/Vibe-Prolog

27•nl•1d ago•4 comments

Show HN: Marimo VS Code extension – Python notebooks built on LSP and uv

https://github.com/marimo-team/marimo-lsp

61•manzt•1d ago•5 comments

Show HN: CTON: JSON-compatible, token-efficient text format for LLM prompts

https://github.com/davidesantangelo/cton

10•daviducolo•1d ago•1 comments