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WedDecember 17, 2025

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68
🍿HNShow HN: High-Performance Wavelet Matrix for Python, Implemented in Rust pypi.orgOSS
▲ 93·◇ 10
58
🍿HNShow HN: Learn Japanese contextually while browsing lingoku.aiStartup
▲ 92·◇ 57
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🍿HNShow HN: C-compiler to compile TCC for live-bootstrap github.comDev Tool
▲ 67·◇ 23
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🍅HN⭐Show HN: Tonbo – an embedded database for serverless and edge runtimes github.comOSS
▲ 56·◇ 17
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🍿HNShow HN: GitForms – Zero-cost contact forms using GitHub Issues as database gitforms-landing.vercel.appStartup
▲ 40·◇ 28
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🍿HNShow HN: An easy way of broadcasting radio around you (looking for feedback)github.comHobby
▲ 36·◇ 17
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🍿HNShow HN: MCPShark Viewer (VS Code/Cursor extension)- view MCP traffic in-editorDev Tool
▲ 28·◇ 0
62
🍿HNShow HN: ZXC – Asymmetric, +40% decode vs. LZ4 on ARM (C, BSD-3, Fuzzed)github.comOSS
▲ 28·◇ 5
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🍿HNShow HN: I wrote a small lib to turn a USB gamepad into a Bluetooth one github.comHobby
▲ 26·◇ 44
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🍿HNShow HN: Mephisto – A RAM-only, ad-free disposable email PWA built with React mephistomail.siteStartup
▲ 21·◇ 34
68
🍿HNShow HN: Minimal DL library in C – 24 NAIVE CUDA/CPU ops, autodiff, Python API github.comEducational
▲ 13·◇ 1
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🍿HNShow HN: Muxide – Zero-dep pure Rust MP4 muxer (H.264/H.265/AV1, no FFmpeg)github.comOSS
▲ 11·◇ 2
45
🍿HNShow HN: X Writer – VS Code extension to post tweets from your editor github.comDev Tool
▲ 11·◇ 13
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🍿HNShow HN: Rekapu – Learn while procrastinating. Answer flashcard to unblock sites github.comEducational
▲ 10·◇ 0
62
🍿HNShow HN: Planes.fyi – 3D aircraft and airport visualizations planes.fyiInfo
▲ 8·◇ 2
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🍿HNShow HN: Prompt-refiner – Lightweight optimization for LLM inputs and RAG github.comDev Tool
▲ 7·◇ 0
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🍿HNShow HN: Catsu: A unified Python client for embedding APIs catsu.devOSS
▲ 7·◇ 5
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🍿HNShow HN: Yet another tool to wrap agents in a loop github.comAI/ML
▲ 6·◇ 0
58
🍿HNShow HN: There's a full suite of open alternatives to BigTech hardware nowInfo
▲ 6·◇ 3
45
🍿HNShow HN: MDXport – Browser-Based Markdown to PDF Using Typst and WASM mdxport.comDev Tool
▲ 5·◇ 1
58
🍿HNShow HN: I built a Resume Compiler because the ATS rejected my PDF resumefy.proStartup
▲ 4·◇ 1
48
🍿HNShow HN: passkeybot.com - add passkey auth with a few server side HTTP handlers github.comOSS
▲ 4·◇ 0
58
🍿HNShow HN: Modeling the US Debt as a Healthcare Pricing Failure ($26T Gap)taprootlogic.substack.comInfo
▲ 4·◇ 2
58
🍿HNShow HN: Built Valmi to bill AI Agents(Open Alternative to Paid.ai, Legacy Zuora github.comOSS
▲ 4·◇ 7
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🍿HNShow HN: Motie – Replit for Web Scraping app.motie.devStartup
▲ 4·◇ 4
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🍿HNShow HN: Clamp – Git-like version control for RAG vector databases (CLI/Python)github.comDev Tool
▲ 4·◇ 0
45
🍿HNShow HN: Python packages for FastAPI apps – auth, logging, config, LLM, more github.comOSS
▲ 4·◇ 1
65
🍿HNShow HN: B2B air monitors as "Pay What You Want" for a global study:)Startup
▲ 3·◇ 2
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🍿HNShow HN: A netcat for the NAT era – connect peers via passphrase only gonc.ccDev Tool
▲ 3·◇ 0
62
🍿HNShow HN: I built a tool to snap vector drawings to real-world road networks routista.euStartup
▲ 3·◇ 0
38
🤢HNShow HN: A Full-Control Cloud That Puts You in Charge of Your Deployments hubfly.spaceStartup
▲ 3·◇ 0
45
🍿HNShow HN: The feature gap "Chat with PDF" tuts and a regulated enterprise system gist.github.comStartup
▲ 3·◇ 2
48
🍿HNShow HN: 1,400 Yiddish quotes with translations and transliterations amazon.comInfo
▲ 3·◇ 0
58
🍿HNShow HN: HN++hnplusplus.vercel.appInfo
▲ 3·◇ 3
50
🍿HNShow HN: Ekphos – An obsidian alternative TUI for brainstorming github.comDev Tool
▲ 3·◇ 0
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🍿HNShow HN: Obsidenc – a Rust-based paranoid-grade encryption utility github.comDev Tool
▲ 3·◇ 0
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🍿HNShow HN: A browser game about the AI alignment problem thechoicebeforeus.comEducational
▲ 2·◇ 0
38
🤢HNShow HN: Claude wrote a NES emulator using my engine's API carimbo.gamesDemo
▲ 2·◇ 1
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🍿HNShow HN: ProjT Launcher A community-driven Minecraft launcher(single maintainer)github.comOSS
▲ 2·◇ 0
38
🤢HNShow HN: 16 year old building a SaaS crovise.netlify.appStartup
▲ 2·◇ 4
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🍿HNShow HN: A once-daily word game with high- and low-pressure options playwordfall.comGame
▲ 2·◇ 1
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🍿HNShow HN: Jsonlinter.org jsonlinter.orgDev Tool
▲ 2·◇ 2
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🍿HNShow HN: Why I'm building a graphical, simple Proof Assistant for kids substack.comEducational
▲ 2·◇ 0
58
🍿HNShow HN: Samata – A minimal personal workspace where everything is a page samata.appStartup
▲ 2·◇ 0
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🍿HNShow HN: My Personal Portfolio omakidx.meHobby
▲ 2·◇ 0
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🍿HNShow HN: GhostStream – zero-config hardware-accelerated video transcoding github.comDev Tool
▲ 2·◇ 0
48
🍿HNShow HN: A Chrome extension that turns email threads into draft replies desko.aiStartup
▲ 2·◇ 2
45
🍿HNShow HN: I asked Gemini 3 pro to imagine a job board 10 years from now job-board-2035-24pj4q.app.test.neptune.devDemo
▲ 2·◇ 0
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🍿HNShow HN: Recession.fyi A simple dashboard of recession indicators no predictionsInfo
▲ 2·◇ 2
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🍿HNShow HN: YapType: hassle-free yap-to-text for Linux github.comDev Tool
▲ 2·◇ 1
38
🤢HNShow HN: ApplyFirst – AI job search alerts that get you more interviews applyfirst.appStartup
▲ 2·◇ 0
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🍿HNShow HN: An interactive visual explorer for STARK zero-knowledge proofs floatingpragma.ioEducational
▲ 2·◇ 0
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🍿HNShow HN: I built an OpenTelemetry extension that shows traces as rain in the sky github.comDemo
▲ 2·◇ 0
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🍿HNShow HN: WhatDayIsIt – Hover over any date to see the day of the week chromewebstore.google.comDev Tool
▲ 2·◇ 0
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🤢HNShow HN: CommerceTXT – llms.txt for e-commerce (95% token reduction)AI/ML
▲ 2·◇ 0
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🍿HNShow HN: I built middleware to connect legacy SOAP APIs to AI agents in 2 weeks hopelessapi.comStartup
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🍿HNShow HN: I built a deterministic vector DB kernel in Rust using fixed-point math github.comResearch
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🤢HNShow HN: Tuby.dev – Indexing Rails videos via Vision AI code analysis tuby.devAI/ML
▲ 2·◇ 1
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🍿HNShow HN: QR Code API – Because existing solutions are overpriced qrcodeapi.ioStartup
▲ 2·◇ 1
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🍿HNShow HN: brig – a devcontainer CLI in Go github.comDev Tool
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🤢HNShow HN: Post2X – create, score, and schedule X/LinkedIn posts in one workflow post2x.comStartup
▲ 2·◇ 1
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🍿HNShow HN: I taught Claude Code to draw diagrams – the XML pitfalls were brutal github.comDev Tool
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🤢HNShow HN: 200+ Likes/day as fake profile → built my own dating app in 100 days wctokyoseoul.comStartup
▲ 2·◇ 0
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🍿HNShow HN: LifeContext–Build context with your life github.comStartup
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🍿HNShow HN: OVR – The Ultimate Streaming Framework ovrjs.comOSS
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🍿HNShow HN: GPT Image 1.5 – An AI image editor with conversational editing gptimage15.appStartup
▲ 2·◇ 0
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🍿HNShow HN: TimeBoxer – Track estimation accuracy to fix terrible time planning apps.apple.comStartup
▲ 1·◇ 0
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🍿HNShow HN: CCS - Switch between multiple Claude accounts and AI models instantly github.comDev Tool
▲ 1·◇ 0
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🤢HNShow HN: ZetaCrush: LLM Bitcoin Mining Competition zetacrush.comStartup
▲ 1·◇ 0
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🍿HNShow HN: EvalView pytest style tests for AI agents (budgets, hallucinations)github.comDev Tool
▲ 1·◇ 1
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🍿HNShow HN: A tool to practice video interviews (looking for feedback)speak-app-479917.web.appStartup
▲ 1·◇ 0
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🍿HNShow HN: A focus timer that adapts to circadian rhythm (WIP)flowcycle.vercel.appStartup
▲ 1·◇ 0
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🍿HNShow HN: Pgpm, a package manager for application-level PostgreSQL modules constructive.ioDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Thugg.lol – a Link-in-Bio platform built from scratchStartup
▲ 1·◇ 0
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🍿HNShow HN: Open-Source Postgres MCP Server and Natural Language Agent github.comDev Tool
▲ 1·◇ 3
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🤢HNShow HN: Created a New Ip.now yip.isStartup
▲ 1·◇ 0
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🍿HNShow HN: Bob the Fixer – SonarQube and MCP tools for a fix→test→re-scan loop github.comDev Tool
▲ 1·◇ 0
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🍅HNShow HN: Voice-to-text for macOS using Groq's free Whisper API github.comDev Tool
▲ 1·◇ 0
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🤢HNShow HN: Arete – Plaid for AI identity (your context follows you across tools)github.comStartup
▲ 1·◇ 2
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🍿HNShow HN: AI agent that investigates CloudWatch alarms – 5-min Terraform deploy aiopscrew.comStartup
▲ 1·◇ 0
38
🤢HNShow HN: Get an Amazon Giftcard to Test Premium Features on Remotelygood.us remotelygood.usStartup
▲ 1·◇ 0
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🍿HNShow HN: Hopeless – Removing API Bloat Before It Reaches Your LLM on Legacy API hopelessapi.comDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Qqqlang – a syntax-free language for image synthesis qqqlang.comDemo
▲ 1·◇ 0
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🍿HNShow HN: Show LinkedIn Data Bookmarklet ulrischa.github.ioDev Tool
▲ 1·◇ 0
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🍅HNShow HN: Jungl – Auto Remediation for your AWS misconfigurationsStartup
▲ 1·◇ 0
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🍿HNShow HN: Simple iRacing Week Planner and Buying Guide racextats.comInfo
▲ 1·◇ 0
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🍿HNShow HN: Privacy-First Chat Application github.comStartup
▲ 1·◇ 0
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🍿HNShow HN: What to Watch AI – Mood-based movie and TV picks in 3 questions play.google.comStartup
▲ 1·◇ 0
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🍿HNShow HN: ReallySimpleDocs - A minimal docs template built with 11ty and Tailwind reallysimpledocs.comOSS
▲ 1·◇ 3
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🍿HNShow HN: ULoopMCP – Let AI agents compile, test, and operate your Unity projects github.comDev Tool
▲ 1·◇ 0
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🍿HNShow HN: ShipShipShip 1.3.0 – Bridging project management and communication github.comStartup
▲ 1·◇ 0
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🍿HNShow HN: The Tournament – Free bracket and league table generator the-tournament.netStartup
▲ 1·◇ 0
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🍿HNShow HN: Eqlize – Query SQLite Using EdgeQL jcuenod.github.ioDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Nexus – Terminal-based HTTP client for API testing github.comDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Privalyse – Catching Security Leaks in AI-Assisted Codebases github.comDev Tool
▲ 1·◇ 1
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🍿HNShow HN: I built a web-based game design editor with Svelte spritefusion.comStartup
▲ 1·◇ 0
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🍿HNShow HN: Deterministic analysis of musical tension, novelty, and fatigue github.comResearch
▲ 1·◇ 1
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🍿HNShow HN: A Chrome extension to navigate long Claude/ChatGPT threads with ease chromewebstore.google.comDev Tool
▲ 1·◇ 1
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🍿HNShow HN: Writing a networking stack for xv6 in Rust alessandroferrari.liveEducational
▲ 1·◇ 0
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🍿HNShow HN: MemVault – Async GraphRAG Memory for AI Agents (Postgres/Redis)github.comOSS
▲ 1·◇ 1
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🍿HNShow HN: Signed lockfiles for MCP servers (MCPTrust)github.comDev Tool
▲ 1·◇ 0
48
🍿HNShow HN: TubeDL – Open-source YouTube downloader CLI (playlists, Shorts, auth)tubedl-landing.vercel.appDev Tool
▲ 1·◇ 0
42
🍿HNShow HN: HandsUp – Super Simple Volunteering handsup.barryvan.com.auStartup
▲ 1·◇ 0
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🍿HNShow HN: Free MVP Cost Calculator (no signup required)mvpdevelopmentcost.comStartup
▲ 1·◇ 0
42
🍿HNShow HN: I built RetroRTC A privacy-first,P2P retrospective tool /w no back end github.comStartup
▲ 1·◇ 0
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🍿HNShow HN: Grid Maker – Effortless AI Grid Paper and Image Slicer grid-maker.netStartup
▲ 1·◇ 0
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🍿HNShow HN: I created a free Linktree alternative lnkr.inkStartup
▲ 1·◇ 0
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🍿HNShow HN: SynapseMD AI scribe and document generation for healthcare synapsemd.appStartup
▲ 1·◇ 0
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🍿HNShow HN: Shipped Wan 2.6 (Image-to-Video and Text-to-Video) on FreyaVideo freyavideo.comAI/ML
▲ 1·◇ 0
38
🤢HNShow HN: FitSaver – A small app I built to turn fitness content into habits lavender-staple-090021.framer.appStartup
▲ 1·◇ 0
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🍿HNShow HN: Seedance 1.5 Pro – Native Audio-Visual AI Video Generation jxp.comAI/ML
▲ 1·◇ 0
65
🍿HNShow HN: 0tH – Mach-O binary analysis tool for macOS (Rust)zero-the-hero.runDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Made a Visionboard Tool visionboardit.artStartup
▲ 1·◇ 0
38
🤢HNShow HN: Website to APK Convertor website2apps.comStartup
▲ 1·◇ 5
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🍿HNShow HN: Better Gmail Tabs – turn search queries into tabs for fast email load chromewebstore.google.comDev Tool
▲ 1·◇ 0
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🍿HNShow HN: Scrappy Free AI Code Assistant github.comDev Tool
▲ 1·◇ 0
58
🍿HNShow HN: macOS local meeting recorder with Whisper transcription/ Claude notes github.comStartup
▲ 1·◇ 0
45
🍿HNShow HN: Deadlight · Zero-JS blogging for hostile networks (Workers and SQLite)github.comStartup
▲ 1·◇ 3
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🍿HNShow HN: I kept forgetting the same adulting tasks, so I built an app to help apps.apple.comStartup
▲ 1·◇ 0
42
🍿HNShow HN: GPTImage15.online – a tiny prompt-to-image playground gptimage15.onlineAI/ML
▲ 1·◇ 1
42
🍿HNShow HN: Video Cards-Turn Articles into Video and Podcast Scripts in Seconds videocards.appStartup
▲ 1·◇ 0
58
🍿HNShow HN: Parsley - Open-source AI parser for PDFs and images to JSON/CSV github.comOSS
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