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Show HN: Online Sound Decibel Meter

https://soundmeterx.com/
3•artiomyak•2h ago

Comments

jmagland•33m ago
Seems to work. What do you imagine is the main use case?

Show HN: MacMind – A transformer neural network in HyperCard on a 1989 Macintosh

https://github.com/SeanFDZ/macmind
97•hammer32•7h ago•28 comments

Show HN: CodeBurn – Analyze Claude Code token usage by task

https://github.com/AgentSeal/codeburn
53•agentseal•2d ago•13 comments

Show HN: Home Memory – A local DB of my house, down to cables and pipes

https://github.com/impactjo/home-memory
22•impactjo•7h ago•5 comments

Show HN: Libretto – Making AI browser automations deterministic

https://github.com/saffron-health/libretto
123•muchael•1d ago•52 comments

Show HN: Agent-cache – Multi-tier LLM/tool/session caching for Valkey and Redis

13•kaliades•8h ago•3 comments

Show HN: Online Sound Decibel Meter

https://soundmeterx.com/
3•artiomyak•2h ago•1 comments

Show HN: Ilha – a UI library that fits in an AI context window

https://ilha.build/
17•ryuzyy•9h ago•9 comments

Show HN: Stage – Putting humans back in control of code review

https://stagereview.app/
8•charleslpan•3h ago•3 comments

Show HN: SmallDocs - Markdown without the frustrations

32•FailMore•1d ago•15 comments

Show HN: Arrow. Point your phone, walk where it says, find out where

https://kouh.me/arrow
2•kouhxp•4h ago•2 comments

Show HN: Hiraeth – AWS Emulator

https://github.com/SethPyle376/hiraeth
33•ozarkerD•18h ago•6 comments

Show HN: German Abitur: More good grades, fewer bad grades

https://camminady.dev/abiturnoten/
5•k1next•9h ago•1 comments

Show HN: I built a music theory course with games and spaced repetition

https://www.gitori.com/themes/music-theory?showTheoryTour=true
4•udit99•5h ago•3 comments

Show HN: A tool to calculate LLM model API costs when coding

https://the-designengineer.com/model-cost-estimator/
4•canxerian•6h ago•1 comments

Show HN: Gave Claude a casino bankroll – it gambles till it's too broke to think

https://letaigamble.com/
32•mackbrowne•20h ago•8 comments

Show HN: EDDI – Multi-agent AI engine where agent logic lives in JSON, not code

https://github.com/labsai/EDDI
2•ginccc•7h ago•0 comments

Show HN: Omi – watches your screen, hears conversations, tells you what to do

https://github.com/BasedHardware/omi
16•kodjima33•1d ago•12 comments

Show HN: Every CEO and CFO change at US public companies, live from SEC

https://tracksuccession.com/explore
181•porsche959•1d ago•64 comments

Show HN: I rebuilt a 2000s browser strategy game on Cloudflare's edge

https://kampfinsel.com/
37•parzivalt•5d ago•33 comments

Show HN: Fakecloud – Free, open-source AWS emulator

https://github.com/faiscadev/fakecloud
31•lucas_vieira•1d ago•9 comments

Show HN: Silverfish IDP – a low cost, language‑first Internal Developer Portal"

https://dashboard.silverfishsoftware.com/
4•davidarno•9h ago•0 comments

Show HN: Object Storage Comparisons

https://storage.mixpeek.com
11•Beefin•19h ago•0 comments

Show HN: P2 - Object Storage Server with S3 Compatible API, MIT License

https://github.com/Suleman-Elahi/p2
3•isuleman•9h ago•0 comments

Show HN: I'm building Eigen, a self-hosted Google Workspace alternative

https://reindernijhoff.net/2026/04/eigen-six-months-later/
2•reindernijhoff•9h ago•1 comments

Show HN: LangAlpha – what if Claude Code was built for Wall Street?

https://github.com/ginlix-ai/langalpha
144•zc2610•2d ago•53 comments

Show HN: I built a Wikipedia based AI deduction game

https://sleuththetruth.com/
8•brikym•21h ago•6 comments

Show HN: Plain – The full-stack Python framework designed for humans and agents

https://github.com/dropseed/plain
93•focom•2d ago•51 comments

Show HN: Open Finance Insurance sandbox (OAuth2, quotes → policies)

https://github.com/Rp12/uae-openfinance-test-backend
3•Renjit•11h ago•0 comments

Show HN: Stop Using LangChain

https://synapsekit.github.io/synapsekit-docs/
3•aminau•11h ago•0 comments

Show HN: Ithihāsas – a character explorer for Hindu epics, built in a few hours

https://www.ithihasas.in
174•cvrajeesh•3d ago•45 comments