Show HN: Semlib – Semantic Data Processing (github.com)

2 points by anishathalye 18m ago 0 comments

Show HN: A store that generates products from anything you type in search (anycrap.shop)

1110 points by kafked 2d ago 322 comments

Show HN: Open-source business management tool for small business (github.com)

2 points by cofeess 1h ago 0 comments

Show HN: Dagger.js – A buildless, runtime-only JavaScript micro-framework (daggerjs.org)

67 points by TonyPeakman 12h ago 66 comments

Show HN: Vicinae – A native, Raycast-compatible launcher for Linux (github.com)

174 points by aurellius 5d ago 34 comments

Show HN: Small Transfers – charge from 0.000001 USD per request for your SaaS (smalltransfers.com)

185 points by strnisa 5d ago 68 comments

Show HN: Ultraplot – A succint wrapper for matplotlib (github.com)

33 points by cvanelteren 4d ago 13 comments

Show HN: PaperSync, making ArXiv papers collaborative (hackcmu25.vercel.app)

6 points by qflop 14h ago 4 comments

Show HN: I made a generative online drum machine with ClojureScript (dopeloop.ai)

197 points by chr15m 3d ago 50 comments

Show HN: CLAVIER-36 – A programming environment for generative music (clavier36.com)

140 points by river_dillon 1d ago 25 comments

Show HN: EpicPSA – Create PSA's for any message (epicpsa.com)

2 points by cheekyprogram 12h ago 0 comments

Show HN: Building a Deep Research Agent Using MCP-Agent (thealliance.ai)

90 points by saqadri 4d ago 19 comments

Show HN: Term.everything – Run any GUI app in the terminal (github.com)

1071 points by mmulet 6d ago 144 comments

Show HN: GitHub repo with 180 tools for investing (github.com)

8 points by jera_value 1d ago 1 comments

Show HN: I made pgdbtemplate to cut PostgreSQL test time by 1.5x using templates (github.com)

3 points by andrei-polukhin 21h ago 0 comments

Show HN: Worried about your pet? Health assessments with instant answers (petcheckai.com)

5 points by pcrausaz 17h ago 4 comments

Show HN: From selling AI to QA teams to building a smooth test-management app (tester.desplega.ai)

4 points by harlequinetcie 19h ago 0 comments

Show HN: TailGuard – Bridge your WireGuard router into Tailscale via a container (github.com)

149 points by juhovh 5d ago 36 comments

Show HN: Making a cross-platform game in Go using WebRTC Datachannels (pion.ly)

72 points by valorzard 4d ago 12 comments

Show HN: C++ Compiler Support Page (cppstat.dev)

65 points by cemdervis 7d ago 30 comments

Show HN: Aris – a free AI-powered answer engine for kids (aris.chat)

30 points by andrewdug 2d ago 63 comments

Show HN: Bottlefire – Build single-executable microVMs from Docker images (bottlefire.dev)

161 points by losfair 8d ago 24 comments

Show HN: An MCP Gateway to block the lethal trifecta (github.com)

50 points by 76SlashDolphin 2d ago 22 comments

Show HN: HumbleOp – A debate platform where every post ends in a one-on-one duel

3 points by Fra_MadChem 21h ago 0 comments

Show HN: TNX API – Natural Language Interaction with Databases, Now Open Source (github.com)

2 points by Marten42 22h ago 0 comments

Show HN: YC Startup Map – A Map Visualization of the YC Startup Directory (ycstartupmap.com)

15 points by Brysonbw 2d ago 6 comments

Show HN: Dystopian chat where communication is edited and paraphrased by AI (dystochat.skyshelf.app)

4 points by freetonik 23h ago 0 comments

Show HN: Haystack – Review pull requests like you wrote them yourself (haystackeditor.com)

85 points by akshaysg 4d ago 59 comments

Show HN: Paasword – a password vault that never stores your passwords (github.com)

2 points by yoyo250 1d ago 2 comments

Show HN: Navly – Curated Directory for the Latest AI Websites and Tools (navly.org)

4 points by airobus 1d ago 1 comments

Show HN: DWS OS, a Plan 9 Inspired Web “OS” (dws.rip)

48 points by tdubey 2d ago 9 comments

Show HN: PipelinePlus – plug-and-play MediatR pipeline behaviors for .NET (github.com)

2 points by ilkanozbek 1d ago 0 comments

Show HN: Kodosumi – Open-source runtime for AI agents (kodosumi.io)

3 points by Padierfind 1d ago 0 comments

Show HN: wcwidth-o1 – Find Unicode text cell width in no time for JavaScript/TS (github.com)

16 points by dawson0 2d ago 3 comments

Show HN: Vue-Markdown-render – up to 100× faster streaming Markdown for Vue 3 (github.com)

4 points by simon_he 1d ago 0 comments

Show HN: MemoryMe: An effort to beat Cognitive Decline (shraddhabuiltitwithai.com)

8 points by shraddha92 1d ago 6 comments

Show HN: I made a script that gives me fake calls to escape boring moments

31 points by madinmo 4d ago 7 comments

Show HN: Pbar.io – Distributed progress bars that work in terminals and browsers (pbar.io)

24 points by clav88 3d ago 17 comments

Show HN: Consentless – A minimalist, privacy-preserving traffic counter (consentless.joeldare.com)

10 points by codazoda 3d ago 2 comments

Show HN: Lightweight tool for managing Linux virtual machines (github.com)

143 points by ccheshirecat 8d ago 41 comments

Show HN: Swimming in Tech Debt (helpthisbook.com)

167 points by loumf 10d ago 73 comments

Show HN: CrabCamera – Cross-platform camera plugin for Tauri desktop apps (crates.io)

67 points by MKuykendall 8d ago 14 comments

Show HN: OllaMan – An Elegant GUI for Ollama AI Model Management and Chat (ollaman.com)

10 points by Sulfide6416 3d ago 0 comments

Show HN: Runner – the anti-vibe coding agent (runnercode.com)

22 points by zmccormick7 3d ago 10 comments

Show HN: HumanAlarm – Real people knock on your door to wake you up (humanalarm.com)

38 points by soelost 4d ago 56 comments

Show HN: I recreated Windows XP as my portfolio (mitchivin.com)

1026 points by mitchivin 8d ago 322 comments

Show HN: Open-sourcing our text-to-CAD app (github.com)

179 points by zachdive 9d ago 23 comments

Show HN: I made a small site to share text and files (dum.pt)

41 points by MarsB 2d ago 52 comments

Show HN: Fast Tor Onion Service vanity address generator (github.com)

15 points by age123456gpg 3d ago 3 comments

Show HN: Tsink – Embedded time-series database for Rust (github.com)

8 points by h2337 2d ago 2 comments

The Day the Linter Broke My Code

1 eik 1 9/15/2025, 11:28:08 AM blog.fillmore-labs.com ↗

Comments (1)

eik · 2h ago

Having looked at the problems that can arise with errors.As:

https://news.ycombinator.com/item?id=44959638

Let's now look at how errors.Is can introduce subtle bugs that can affect the reliability of error checking, especially when trying to determine the root cause of an error.

How one letter can make such a difference…