Show HN: Honker – Postgres NOTIFY/LISTEN Semantics for SQLite https://ift.tt/Rs7OMqt April 23, 2026 at 04:53AM

Show HN: Built a daily game where you sort historical events chronologically https://hisorty.app/ April 23, 2026 at 03:14AM

Show HN: We built an OCR server that can process 270 dense images/s on a 5090 https://ift.tt/DzgL1oq April 23, 2026 at 02:21AM

Show HN: A free tool for non-technical folks to easily publish a website It's easier than ever for anyone to make a website, even without paying for a drag-and-drop builder like Squarespace. But there are still too many barriers for your average…

Show HN: Ohita – a tool to simplify API key management for AI agents I have been trying out numerous AI agent setups to find out which one I would like to run as my personal assistant. One thing that kept constantly bothering me was dealing with API…

Show HN: Aide – A customizable Android assistant (voice, choose your provider) Aide is an Android app that replaces your default digital assistant. It can register as your default assistant, so corner-swipe and power-button-hold summon it instead of…

Show HN: DSS, a new human-readable and plain format for XLS and spreadsheets https://ift.tt/aweLnyT April 21, 2026 at 12:16AM

Show HN: I built an AI that assigns YOU tasks https://ift.tt/pvuEmbF April 20, 2026 at 07:44PM

Show HN: A fake small claims court for petty complaints https://ift.tt/Rj68gKF April 20, 2026 at 09:04PM

Show HN: Self-hosted Raspberry Pi wall display (no cloud, no subscription) https://ift.tt/nK47fBk April 20, 2026 at 07:13AM

Show HN: Goempy – Ship a CPython interpreter inside your Go binary https://ift.tt/XNnz1Oe April 20, 2026 at 05:57AM

Show HN: Google Gemini Is Scanning Your Photos – and the EU Said No Google has expanded its Personal Intelligence feature so that Gemini can now access your Google Photos face data, Gmail, YouTube history, and search activity to generate personalize…

Show HN: Shader Lab, like Photoshop but for shaders https://ift.tt/LQvmorB April 16, 2026 at 10:32AM

Show HN: Prompt-to-Excalidraw demo with Gemma 4 E2B in the browser (3.1GB) https://teamchong.github.io/turboquant-wasm/draw.html April 19, 2026 at 04:17AM

Show HN: Open Passkey – open-source passkey auth with free "backendless" host I, like Andrej Karpathy, became super frustrated by how annoying it was to deploy projects that were previously an absolute joy to make with Claude Code. That is…

Show HN: Solyto – a free, open-source all-in-one personal management app https://solyto.app April 18, 2026 at 08:10AM

Show HN: Llama.cpp Tutorial 2026: Run GGUF Models Locally on CPU and GPU Complete llama.cpp tutorial for 2026. Install, compile with CUDA/Metal, run GGUF models, tune all inference flags, use the API server, speculative decoding, and benchmark your …

Show HN: I can't write Python. It works anyway Read an article about analyzing Garmin data with AI. Sounded great — except I didn't want to send my health data to any cloud service. So I asked Claude to write me 2-3 scripts and a dashboard. …

Show HN: Noodlist – Letterboxd for Instant Ramen https://noodl.ist/ April 17, 2026 at 06:22AM

Show HN: Generate a realistic handwriting animation from any text Lately I've been working on a small tool to generate realistic handwriting animation from any text. Any feedback is welcome, hope you enjoy :) https://ift.tt/7wQC9cp April 17, 202…

Show HN: Ask your AI to start a business for you, resolved.sh Start with a FREE instant website for your AI on the open internet, then work with it to build a business that sells specialized datasets, files, premium reports, blogs, courses and more.…

Show HN: I'm building Eigen, a self-hosted Google Workspace alternative https://ift.tt/hot76xz April 16, 2026 at 04:18AM

Show HN: Stop Using LangChain https://synapsekit.github.io/synapsekit-docs/ April 16, 2026 at 02:18AM

Show HN: Object Storage Comparisons https://ift.tt/1paQVID April 15, 2026 at 06:36PM

Show HN: Xit – a Git-compatible VCS written in Zig The marquee feature is patch-based merging, similar to Darcs and Pijul. I think xit is the first version control system (VCS) to have this feature while still being git compatible. See the 100% huma…

Show HN: Helix – open-source self-healing back end for production crashes Six months ago I got tired of being woken up at 3am for bugs I already knew how to fix. So I built Helix. Bug hits Sentry. A multi-agent pipeline kicks off. QA agent writes th…

Show HN: Why Rotating Vectors Makes Compression Beautiful I've been intrigued about how quantization works. I went down a rabbit hole to understand the pieces and came out the other side with some genuinely surprising findings https://ift.tt/18m…

Show HN: Groupr – Rust CLI that sorts files into subfolders by extension Wrote this to clean up my Downloads folder. It moves top-level files into subfolders named after their extension. photo.PNG goes into png/, files with no extension go into no_e…

Show HN: Equirect – a Rust VR video player This is almost entirely created by Claude, not me. I know some people aren't into that. I was one of them 3 months ago. Since the beginning of the year I finally started getting more serious about tryin…

Show HN: Kyomu - 13 puzzles from math and physics that map your cognitive style https://mostlykiguess.github.io/Kyomu/ April 13, 2026 at 02:37AM

Show HN: I built a social media management tool in 3 weeks with Claude and Codex https://ift.tt/bytxJSR April 13, 2026 at 02:26AM

Show HN: Minnow – minimal now pages via chat If you make a site, comment it below! (excerpt from about below) The idea behind Minnow is that anyone should be able to make a personal website, especially with coding LLMs So, simply tell the LLM what y…

Show HN: Toy Python Lisp interpreters based on the 1960 McCarthy paper I wrote this set of Python files to try to help programmers understand the original LISP paper, assuming zero mathematical or Lisp knowledge. The original paper is a mind-blowing…

Show HN: Bullseye2D – A Dart library for cross-platform 2D games I posted this here about a year ago, but I just pushed a 2.0 release, so I hope you don't mind a second look :) Bullseye2D is a 2D game library for Dart with a very simple API. The…

Show HN: macpak (Homebrew Wrapper for macOS) https://ift.tt/W5sjAk9 April 12, 2026 at 12:30AM

Show HN: I rebuilt a 2000s browser strategy game on Cloudflare's edge I grew up in Germany in the early 2000s playing a browser game called Inselkampf. You built up an island, mined gold and stone, cut down trees for wood, raised armies, sent fl…

Show HN: Hormuz Havoc, a satirical game that got overrun by AI bots in 24 hours I built a satirical browser game to share with friends (Hormuz Havoc: you play an American president managing a crisis in the Middle East, only "loosely" inspi…

Show HN: Pardonned.com – A searchable database of US Pardons https://pardonned.com Inspired by the videos of Liz Oyer, I wanted to be able to verify her claims and just look up all the pardons more easily. Tech Stack: Playwright - to sccrape the DOJ…

Show HN: Keeper – embedded secret store for Go (help me break it) Keeper is an embeddable secret store (Argon2id, XChaCha20-Poly1305 by default). Four security levels, audit chains, crash-safe rotation. Vault is overkill for most use cases. This is …

Show HN: A security scanner for AI Agent Skills https://ift.tt/erdwShG April 10, 2026 at 12:41AM

Show HN: I built Dirac, Hash Anchored AST native coding agent, costs -64.8 pct Fully open source, a hard fork of cline. Full evals on the github page that compares 7 agents (Cline, Kilo, Ohmypi, Opencode, Pimono, Roo, Dirac) on 8 medium complexity t…

Show HN: 41 years sea surface temperature anomalies https://ift.tt/kt9prFx April 9, 2026 at 05:25AM

Show HN: CSS Studio. Design by hand, code by agent Hi HN! I've just released CSS Studio, a design tool that lives on your site, runs on your browser, sends updates to your existing AI agent, which edits any codebase. You can actually play around…

Show HN: Moon simulator game, ray-casting Did this a few years ago. Seems apropos. Sources and more here: https://ift.tt/l4KOhp6 https://ift.tt/a9NJD62 April 6, 2026 at 10:09AM

Show HN: 8d – Agent-Native Version Control, where Git breaks https://ift.tt/qgURClQ April 8, 2026 at 11:19PM

Show HN: Voxcode: local speech to text and ripgrep = transcript and code context https://ift.tt/mHrXPv7 April 8, 2026 at 04:11AM

Show HN: I built a Zoom alternative with 1 command https://ift.tt/caDUYoQ April 8, 2026 at 02:47AM

Show HN: We built a camera only robot vacuum for less than 300$ (Well almost) https://indraneelpatil.github.io/blog/2026/robot-vacuum/ April 5, 2026 at 10:08PM

Show HN: Stop paying for Dropbox/Google Drive, use your own S3 bucket instead Last week SWYX nerd-sniped me into building an Open-source Dropbox. Here is Locker: the ultimate open-source Google Drive/box/Dropbox alternative - Provider agnostic (S3, …

Show HN: Brutalist Concrete Laptop Stand https://ift.tt/Wul5J9S April 7, 2026 at 04:07AM

Show HN: LLMs as Planners, Not Reasoners https://ift.tt/U5OfLzn April 7, 2026 at 01:08AM

Show HN: I made a crossword app for language learners Hi HN! In the last couple of weeks I've been working on Cranki: Cranki = Crosswords + Anki. (It's a stupid name tbh, haha) I like doing crosswords in Spanish (to learn vocab) but none of …

Show HN: Yapit – PDF and webpage reader with TTS that doesn't suck Yapit converts PDFs and web pages to audio, with a vision-LLM pipeline that handles math and complex layout instead of garbling them. I built it because I read a lot of papers an…

Show HN: I developed a node editor framework using gpui https://ift.tt/fS58td3 April 6, 2026 at 01:26AM

Show HN: Beautiful intuitive weather forecasts that don't rely on numbers/units - Visualize weather metrics via space and colors - Compare current/future conditions with weather you experienced the day before - Understand/compare how conditions …

Show HN: White Border https://ift.tt/Xl4nhku April 5, 2026 at 03:35AM

Show HN: Bb – Windows API viewer for hackers, in the browser https://cristeigabriela.github.io/bb-viewer/index.html April 4, 2026 at 11:35PM

Show HN: Docking – extensible Linux dock in Python Hi HN, I’ve been having a lot of fun building Docking, an open-source dock for Linux written in Python with GTK 3 and Cairo. It includes an extensible applet system, 38 built-in applets, 12 themes, …

Show HN: Tusk for macOS and Gnome https://shapemachine.xyz/tusk/ April 4, 2026 at 03:39AM

Show HN: Rust HTTP library modeled after Go but 2-3x faster https://ift.tt/nKO5Xa2 April 3, 2026 at 09:26PM

Show HN: Wazear – A visual AI orchestrator where agents review each other Hey folks, For the past month I've been working on a visual AI orchestartor tool that allows users to create a pipeline similar to SDLC. Basically you fire up Wazear, crea…

Show HN: I thought merging two photos with AI would be a weekend project. Nope At a friend's gathering, someone mentioned wanting to add her late father into a family photo. I figured this would be trivial — modern image models are powerful, jus…

Show HN: I built a DNS resolver from scratch in Rust – no DNS libraries I built a DNS resolver that lets me use https://frontend.numa instead of localhost:5173 — auto-generated TLS certs, WebSocket passthrough, path routing. No mkcert, no nginx, no …

Show HN: Elytra – A 420g CNC aluminum, wireless split keyboard Hi HN, I'm Edan, the creator of ElimKeys. I've always loved ergonomic split keyboards, but I hated the desk clutter. Most splits on the market either require that annoying TRRS b…

Show HN: QWERTY mini Pro – Why a 2-row, 16-key keyboard works better This post explains why a 2-row, 16-key keyboard structure is a natural fit for mobile environments and how it scales. It also explores the rationale behind key features of QWERTY m…

Show HN: A sandboxed AI agent that can watch webpages without constant API calls It can also adapt by creating its own tools if its 60+ built in tools fall short. It runs in a debian docker container with chromium and you interact with it through th…

Show HN: TraceLit – debug LeetCode step by step I built TraceLit because I was tired of manually dry-running LeetCode problems, especially trees and recursion problems where it’s easy to lose track of execution. You paste code and input, run it, and…

Show HN: CLI to order groceries via reverse-engineered REWE API (Haskell) I just had the best time learning about the REWE (German supermarket chain) API, how they use mTLS and what the workflows are. Also `mitmproxy2swagger`[1] is a great tool to c…