Show HN: I built a free AI prompts and rules directory https://ift.tt/ufH5c09
Show HN: I built a free AI prompts and rules directory Got tired of saving my prompts scattered across X, Reddit, and Notion…
Show HN: I built a free AI prompts and rules directory Got tired of saving my prompts scattered across X, Reddit, and Notion…
Show HN: Devsyringe – automate injecting dynamic values into static files Tired of manually copying tunnel URLs, API tokens,…
Show HN: Run Qwen3-Next-80B on 8GB GPU at 1tok/2s throughput https://ift.tt/05JNOiF September 20, 2025 at 12:06AM
Show HN: Neon Shower, a fun tool for animating light rays Neon Shower is a playful tool for creating light burst animations …
Show HN: Continuum Game (68k Mac) Ported to JavaScript This was an interesting porting project for a few reasons (IMO): - Th…
Show HN: A Cyberpunk Tuner An offline first audio deck station Does need online access but can play offline. HTML5 needed. L…
Show HN: Web-based 2D geometry calculator I often find myself trying to solve a geometry problem where the constraints are r…
Show HN: I Collected Every Emoticon I Could Find – All Mood and Generator https://ift.tt/kwC5PsM September 17, 2025 at 01:14…
Show HN: Quizquestions.org – A free library for quiz questions Hey HN! I'm Salim, a content marketer, and I’m working on…
Show HN: AI Code Detector – detect AI-generated code with 95% accuracy Hey HN, I’m Henry, cofounder and CTO at Span ( https:…
Show HN: Datadef.io – Canvas for data lineage and metadata management Hi HN, I’ve been working on https://datadef.io , a too…
Show HN: Allzonefiles.io – download 307M registered domain names - 307M registered domain names across 1570 domain zones tot…
Show HN: AI-powered web service combining FastAPI, Pydantic-AI, and MCP servers Hey all! I recently gave a workshop talk at …
Show HN: PaperSync, making ArXiv papers collaborative Demo: https://youtu.be/pnznDL9SZvI PaperSync was a project was made by…
Show HN: DriftDB – An experimental append-only database with time-travel queries https://ift.tt/AizdNJx September 15, 2025 a…
Show HN: From selling AI to QA teams to building a smooth test-management app Hey HN, Bootstrapped founder here. I've go…
Show HN: council - ai groupchat of ctos (no more asking ai to roleplay) i made a council of advisors to help me code. as a s…
Show HN: I built an open source drag and drop editor for Genkit AI flows Hi, I have been building small AI Agents for quite …
Show HN: A store that generates products from anything you type in search https://anycrap.shop/ September 13, 2025 at 05:32P…
Show HN: I got tired of Base64, so I made a numeric-only alternative I created numbase is an alternative to Base64 that enco…
Show HN: 47jobs – A Fiverr/Upwork for AI Agents Hi HN, I’ve been working on something I’d love to share: 47jobs ( https://47…
Show HN: Lumro – AI agents for customer support, sales, and more Hey HN, We just launched Lumro, a platform that lets you cr…
Show HN: Kafkatop, top-like CLI for Kafka Hey HN, for those of you tired of running kafka-consumer-groups.sh and similar too…
Show HN: Story to Manga – Paste a story, get a manga I’ve been hacking on a fun side project: Story to Manga The idea is sim…
Show HN: Haystack – Review pull requests like you wrote them yourself Hi HN! We’re Akshay and Jake. We put together a tool c…
Show HN: Strange Attractors – a maths side-project in Threejs I went down the rabbit hole on a side project and ended up bui…
Show HN: Real time visual saliency detection I've just made public a library to perform real time visual saliency detect…
Show HN: An Open Source XR(AR/VR) Operating System We're two college students building an XR(AR/VR) native Operating Sys…
Show HN: Paper's Heat Map Shader Paper is a new design tool. We launched into open alpha today. Anyone can now sign up a…
Show HN: C++ Compiler Support Page Hi HN, I have created a webpage that displays all C++ features since C++20 in a simple, s…
Show HN: Gemini connected to 18 native iOS tools and shortcuts I built an iOS voice assistant that connects your action butt…
Show HN: I made a simple ASCII-art analog clock in Emacs Just a toy, showing how easy it is to leverage built-in Emacs featu…
Show HN: Psq – CLI for Postgres Monitoring https://ift.tt/bmVQEuU September 8, 2025 at 12:11AM
Show HN: Vizzly – Visual testing platform with built-in review workflows Hey HN! I’m Robert. I worked on [Percy’s SDKs/suppo…
Show HN: rm-safely – A shell alias that moves files to trash instead of deleting I made rm-safely, a simple shell wrapper th…
Show HN: 60-Second Linux Analysis, Supercharged with Nix and LLMs Hello HN, I'm sharing a little open-source utility I w…
Show HN: Dumb Site to Rate Horses I wanted a project to learn the Dioxus framework. It needed to be relatively simple and fu…
Show HN: Writing Arabic in English A phonetic Arabic keyboard I created maps English letters to Arabic sounds, covering emph…
Show HN: I built a public and open llms.txt endpoint for every domain And yes, I know, literally no AI uses llms.txt right n…
Show HN: Open-sourcing our text-to-CAD app Hey HN! I'm Zach from Adam ( https://adam.new/ ). We’re building an AI co-pil…
Show HN: A small browser game (PC only) built with Phaser 3 Hi HN! This is my first game — something I’ve always wanted to d…
Show HN: Comfyfile - Secure, Anonymous File Sharing with Auto-Expiry No Account https://comfyfile.com September 4, 2025 at 0…
Show HN: Provable Safety for AI Agents https://sentinelops.xyz/ September 5, 2025 at 12:37AM
Show HN: TwoTickets – meet through events, not swipes The idea for TwoTickets started when my wife and I had two tickets to …
Show HN: Listgitfiles.sh – Fetch Raw GitHub File URLs with One Command I wrote this script to quickly retrieve raw file URLs…
Show HN: A unified approach to compute sandboxes https://ift.tt/nB4opIm September 4, 2025 at 01:44AM
Show HN: Trending rust NTP inspection CLI Hi y’all, Just came across a crate on crates.io that recently hit v1.0.0. It’s cal…
Show HN: PasteVault – An open-source, E2EE pastebin with a VS Code-like editor https://pastevault.dev/ September 2, 2025 at …
Show HN: Forward Error Correction for Pion WebRTC We explain what Forward Error Correction (FEC) is, how and why it works in…
Show HN: qdb.us is back, after extensive downtime http://qdb.us/ September 1, 2025 at 10:56PM
Show HN: Blueprint: Fast, Nunjucks-like templating engine for Java 8 and beyond I love the simplicity, expressibility and ex…
Show HN: Spotilyrics – See synchronized Spotify lyrics inside VS Code https://ift.tt/Wy0DUN8 September 1, 2025 at 04:39AM
Show HN: Pol/ite – /pol/ but posts are all polite What woud it be like to read fringe political views forcibly made polite b…
Show HN: Oaki–job finder and resume maker Hi! I built Oaki about a year ago as a side project to solve my own frustration wi…
Show HN: Sometimes GitHub is boring, so I made a CLI tool to fix it Just wanted to clone a repo from my gh account and visua…
Show HN: Give Claude Code control of your browser (open-source) As I started to use Claude Code to do more random tasks I re…
Show HN: Tool that helps you find domains for your idea I built a simple tool that suggests good domain names based on your …
Show HN: Readn – Feed reader with Hacker News support This feed reader can fetch and display discussion threads from Hacker …
Show HN: An open source implementation of OpenStreetMap in Electron https://ift.tt/imAyrK2 August 30, 2025 at 02:14AM
Show HN: Magic links – Get video and dev logs without installing anything Hey HN, For a while now, our team has been trying …
Show HN: Smart Buildings Powered by SparkplugB, Aklivity Zilla, and Kafka https://ift.tt/i3bvufm August 29, 2025 at 03:03AM
Show HN: A private, flat monthly subscription for open-source LLMs Hey HN! We've run our privacy-focused open-source inf…
Show HN: Persistent Mind Model (PMM) – Update: an model-agnostic "mind-layer" A few weeks ago I shared the Persist…
Show HN: Knowledgework – AI Extensions of Your Coworkers Hey HN! We’re building Knowledgework.ai, which creates AI clones of…
Show HN: AIMless (Live Demo) P2P Encrypted Chat in One HTML File Last week I shared the repo for AIMless, my silly experimen…
Show HN: Cross-device copy/paste and 5 MB file transfer (E2E, no signup) A browser-only way to copy/paste text and send smal…
Show HN: Smooth – Faster, cheaper browser agent API Hey there HN! We're Antonio and Luca, and we're excited to intro…
Show HN: Ubon – a solution for the "You're absolutely right" debugging dread I used Claude Code heavily while …
Show HN: Stop saving your scans on 3rd party servers Hi HN, I built DocsOrb to solve a simple but stressful problem (and my …
Show HN: I built an AI trip planner https://milotrips.com August 26, 2025 at 02:39AM
Show HN: RAG-Guard: Zero-Trust Document AI Hey HN, I wanted to share something I’ve been working on: *RAG-Guard*, a document…
Show HN: I built an image-based logical Sudoku Solver https://ift.tt/mxz7A6y August 26, 2025 at 12:09AM
Show HN: A lightweight ML model to predict music emotion - energy, valence, etc. Spotify has 7 features for each of their mu…
Show HN: I Built a XSLT Blog Framework A few weeks ago a friend sent me grug-brain XSLT (1) which inspired me to redo my per…
Show HN: Configurable Open Source Audio Spectrum Analyzer Hi, I’ve developed an open-source app for practicing basic skills …
Show HN: Komposer, AI image editor where the LLM writes the prompts A Flux Kontext + Mistral experiment. Upload an image, an…
Show HN: I built aibanner.co to stop spending hours on marketing banners https://www.aibanner.co August 24, 2025 at 05:57AM
Show HN: Python library for fetching/storing/streaming crypto market data https://ift.tt/AXR1bH8 August 23, 2025 at 09:51PM
Show HN: CopyMagic – The smartest clipboard manager for macOS It’s been one month since I launched CopyMagic, a smarter clip…
Show HN: Playing Piano with Prime Numbers I decided to turn prime numbers into a mini piano and see what kind of music they …
Show HN: Tool shows UK properties matching group commute/time preferences I came up with this idea when I was looking to mov…
Show HN: PlutoPrint – Generate Beautiful PDFs and PNGs from HTML with Python Hi everyone, I built PlutoPrint because I neede…
Show HN: Nestable.dev – local whiteboard app with nestable canvases, deep links https://ift.tt/GHpRNc1 August 20, 2025 at 11…
Show HN: Lemonade: Run LLMs Locally with GPU and NPU Acceleration Lemonade is an open-source SDK and local LLM server focuse…
Show HN: AI-powered CLI that translates natural language to FFmpeg I got tired of spending 20 minutes Googling ffmpeg syntax…
Show HN: Twick - React SDK for Timeline-Based Video Editing https://ift.tt/RM41rCK August 19, 2025 at 11:52PM
Show HN: I built a toy TPU that can do inference and training on the XOR problem We wanted to do something very challenging …
Show HN: Eden – An AI with Temporal Memory and Self-Reflection (+Journal Entry) I’ve been developing a framework I call the …
Show HN: A browser with organized and productive tabs, folders and more tweaks https://polabrowser.com August 17, 2025 at 08…
Show HN: unsafehttp – tiny web server from scratch in C, running on an orange pi Hey HN, I wanted to get more familiar with …
Show HN: Embedr – Agentic IDE for Arduino, ESP32, and More Hi HN, I’m building an agentic IDE for hardware developers. It cu…
Show HN: Orca – AI Game Engine https://ift.tt/VgOxUZt August 16, 2025 at 02:52AM
Show HN: Add "gist" to any YouTube URL to get instant video summaries Hello HN! Between academics and everything e…
Show HN: Prime Number Grid Visualizer Hello HN. I made this simple little tool that let's you input rows and columns to …
Show HN: Kuvasz Uptime 2.4.0 – custom status, keyword and slow response checks The most feature-rich version of Kuvasz since…
Show HN: Happy Coder – End-to-End Encrypted Mobile Client for Claude Code Hey all! Few weeks ago we realized AI models are n…
Show HN: OWhisper – Ollama for realtime speech-to-text Hello everyone. This is Yujong from the Hyprnote team ( https://ift.t…
Show HN: Gitego – Automatic Git identity switcher # gitego: Automatic Git Identity Switcher I was juggling work and personal…
Show HN: Real-time privacy protection for smart glasses I built a live video privacy filter that helps smart glasses app dev…
Show HN: Mock Interviews for Software Engineers https://ift.tt/odhTu0Q August 14, 2025 at 04:32AM
Show HN: Emailcore – write chiptune in plain text in the browser I tried using the AudioContext API to make the most primiti…
Show HN: I accidentally built a startup idea validation tool I was working on validating some of my own project ideas. While…
Show HN: Minimal Claude-Powered Bookmark Manager https://tryeyeball.com/ August 12, 2025 at 11:34PM
Show HN: I built LMArena for Motion Graphics A motion-graphic comparison website in the vein of LMArena. The videos are rend…
Show HN: Play Pokémon to unlock your Wayland session Hello everyone! I've created a gameboy emulator to unlock my Waylan…
Show HN: ToDiagram AI – From text to diagram, fast and easy I’ve been working on creating diagrams from JSON, YAML and simil…
Show HN: pywebview 6 is out I am happy to announce the next major version of pywebview, a lightweight Python framework for b…
Show HN: ServerBuddy – GUI SSH client for managing Linux servers from macOS Hi HN, I've built an app for macOS that allo…
Show HN: A Sinclair ZX81 retro web assembler+simulator Lots of fun to do. I would have not taken the time without the speedu…
Show HN: I analyzed why my post got 0 votes and built this Maybe you've had this experience too: You build something you…
Show HN: Bolt – A super-fast, statically-typed scripting language written in C I've built many interpreters over the yea…
Show HN: Play Brainrot Games Online Brainrot Game is a free-to-play, browser-based hub that serves up instant, meme-fueled m…
Show HN: AI Coloring Pages Generator Hey Ycombinator News community! I'm excited to share AI Coloring Pages Generator wi…
Show HN: I made a Ruby on Rails-like framework in PHP (Still in progress) Play with it and let me know what you think of the…
Show HN: I built a platform to connect with future peers before you start When I moved to a new city for my master’s and lat…
Show HN: I made a safe anonymous message app Subrosa is an anonymous message-sharing platform where anyone can visit your un…
Show HN: Tiered storage and fast SQL for InfluxDB 1.x/2.x If you’ve run InfluxDB at scale, you know the pain: Retention poli…
Show HN: I made FiscalBud to send invoices fast and worldwide in 77 languages hi! i built an app that takes the pain out of …
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