Show HN: Competiflow – monitor competitor pricing, changelogs, blogs Hi, I'm the author. I run two small products I launched this year and as a daily task I was keeping an eye on my competitors. Two things that I was particularly curious about w…

Show HN: QuiverKit – 62 developer tools that run offline I’m currently in the process of getting used to writing code with AI. In addition, I was curious about desktop app development. I came across Tauri and wanted to give it a try. That’s how this…

Show HN: Claude is getting an attitude "Ehrlich gesagt: da ziehe ich die Grenze — dabei helfe ich nicht." -> "Honestly: that's where I draw the line — I'm not helping with that." Talking to claude feels like talking to…

Show HN: Take a photo of a menu, get a website I got sick of seeing bad restaurant websites and building websites manually, so I automated it. How it works, take a picture of your menu and EatFoodNow sends the image to Gemini to extract the data and…

Show HN: Give your AI agent a personality (and a voice) without external APIs https://fellowgeek.github.io/mcp-speak/ July 20, 2026 at 06:01AM

Show HN: A comprehensive, filterable list of AI agent jails I built this from another Show HN thread where people were mentioning alternative AI agent sandboxes and jails https://ift.tt/TtQfpI2 July 20, 2026 at 03:49AM

Show HN: I made a cute weight tracking app where you can raise a pet My girlfriend hated all the weight tracking apps out there because they felt really analytical and cold. So I figured I'd make a cute gamified weight tracker for her! Introduci…

Show HN: Shikigami, run AI coding agents in parallel, each in a Git worktree Hello all, I'm a software developer. Over the last few months more and more of my work has turned into using coding agents instead of typing the whole code myself. Usua…

Show HN: PilotCite – Get your brand cited by ChatGPT, Gemini, and more https://ift.tt/ky2wzF5 July 19, 2026 at 12:17AM

Show HN: I Didn't Write a Single Line of My Framework Code https://no-js.dev/ July 18, 2026 at 06:05AM

Show HN: ride-recap, teaching a LLM my taste to automate cycling highlights TL;DR: Turn hours of raw GoPro footage + a .fit file into a 60-second highlight reel with ride telemetry burned in. Every second of the ride is scanned by gemini-3.5-flash, …

Show HN: Loris Tunnel – an open-source desktop manager for SSH tunnels I made this app because 1) I am tired of low performance DBeaver's ssh tunnel 2) Meanwhile, there is no good App in Windows to solve this problem. 3) I don't like CLI so…

Show HN: Find someone in the dark – light them or light yourself? (Three.js) https://ift.tt/ca4bGIY July 17, 2026 at 11:32PM

Show HN: Hearth, an open-source local AI that runs your PC (files, apps, voice) https://ift.tt/agr0qWY July 17, 2026 at 06:34AM

Show HN: Watch bots interact with an SSH honeypot in real time https://honeypotlive.cc/ July 17, 2026 at 07:05AM

Show HN: Notvex – encrypted local-first notes with SQLCipher and XChaCha20 Hi HN, Notvex is a local-first, encrypted note-taking that stores everything in a single .nvx file on your machine. No account, no server, no cloud dependency. The idea came …

Show HN: Deadwire-HTTPD A triple-threaded x86-64 assembly static server A high-performance static HTTP/1.0 server driven by a bespoke triple-thread architecture (Supervisor, Acceptor, Engine) delivering nanosecond-level processing using raw x86-64 a…

Show HN:I built an open alternative to Simplify for autoapplying to LinkedIn job https://ift.tt/AqGBVhr July 16, 2026 at 04:20AM

Show HN: I made ts-node alternative, ttsc/ttsx, a TypeScript-go toolchain https://ift.tt/OzJQC1v July 16, 2026 at 12:06AM

Show HN: RazerStream – Reviving the Orphaned Razer Stream Controller on macOS https://ift.tt/LpSAGMz July 15, 2026 at 03:45AM

Show HN: I open-sourced the portal I built for a client's vibe-coded apps https://ift.tt/6hek3YA July 14, 2026 at 08:55PM

Show HN: I built a site to see what politicians are beating S&P 500 https://ift.tt/lR4LF3d July 14, 2026 at 12:36AM

Show HN: Benchmark your eng team's AI agent maturity in 5 minutes we had hundreds of discussions with engineering leaders over the past few months, and everyone's trying to understand where they are in the AI journey. we collected all this d…

Show HN: DOM-docx – HTML to native, editable Word docs (MIT) https://ift.tt/S5HeB7N July 13, 2026 at 04:51AM

Show HN: Level – a new demo for 8bit Atari XL/XE Hey, During the weekend there was a demoscene Lost Party 2026 in Poland and demo-group Agenda released there a new demo for Atari XL/XE. The demo is using PAL blending graphics mode (not frame blendin…

Show HN: Pentaton LP – a music streamer with an LP sleeve sized display Hey HN! I always liked to see and touch the cover artwork of the CDs and LPs I bought in the past, but in the end the convenience of digital streaming won me over and I accepted…

Show HN: Only 1 of 4,356 reachable MCP servers is ready for the 2026-07-28 spec https://ift.tt/3HznQ92 July 12, 2026 at 06:21AM

Show HN: Fenzo – Build an interactive course on any topic https://fenzo.ai/ July 12, 2026 at 03:09AM

Show HN: Zero Trust Boundary for Agents Hi HN, I’ve been working on Attestor, an open-source execution boundary for autonomous AI agents. https://ift.tt/lGkKv7b July 12, 2026 at 12:54AM

Show HN: Mindwalk – Replay coding-agent sessions on a 3D map of your codebase https://ift.tt/lUwjIM0 July 11, 2026 at 10:51PM

Show HN: Dotenv-Diff v3.0.0 Long time since i last posted updated about dotenv-diff, a lot of new features since then https://ift.tt/uGKqNd8 July 7, 2026 at 01:54PM

Show HN: A deterministic I Ching engine, cross-validated against another impl I built a deterministic engine for I Ching (六爻 / Liu Yao) hexagram casting and open-sourced the core (Apache-2.0). I want to be upfront that the interesting part here is n…

Show HN: Krbn, a pencil-style 3D renderer with SVG output Krbn is a childhood dream I finally got to research & prototype (from a hospital bed of all places), during a medical break from my normal work: a rendering engine that draws 3D scenes th…

Show HN: Opula – portfolio and net-worth analysis as a hosted MCP connector https://opula.io July 10, 2026 at 06:22AM

Show HN: Mojave Paint for macOS, edit images like it's 1999 We all need a swiss army knife for images. A tool for really getting in there and dealing with the pixels precisely. You might be combining images into a sprite sheet, you might be matt…

Show HN: The Flint Programming Language I am happy to finally announce the language I have been working on for the last 2 years, [Flint]( https://flint-lang.github.io )! Flint is a high-level, statically and strongly typed, compiled language which c…

Show HN: Ffvii Realtime – speed up FFVII Tactical Mode slow-mo to realtime I made a tool that detects and speeds up Tactical Mode slow-motion in Final Fantasy VII Remake/Rebirth/Revelation so that it plays smoothly in real time. Motivation: The Fina…

Show HN: Agentic FC – a football management SIM played by AI agents over MCP https://ift.tt/EZKGsLi July 9, 2026 at 03:28AM

Show HN: OCR-grab: Flameshot clone that adds OCR https://ift.tt/ABSalew July 9, 2026 at 02:15AM

Show HN: Kinetic – an experimental decentralized naming protocol Hi HN, I started this while working on another project. I needed peer-to-peer connections and realized I still depended on domains, so I started wondering if there was another way to d…

Show HN: Kastor – Terraform-style specs for AI agents https://ift.tt/7Gklhrp July 8, 2026 at 08:25AM

Show HN: Pug.sh – open-source product analytics https://pug.sh/ July 8, 2026 at 06:07AM

Show HN: Jot, a menu bar app that catches a thought before it's gone https://ift.tt/ONa7QSs July 7, 2026 at 11:52PM

Show HN: Codex-profiles – isolated Codex CLI/Desktop profiles https://ducksss.github.io/codex-profiles/ July 7, 2026 at 11:23PM

Show HN: A Haskell programmable-CAD environment, in the browser with WASM https://ift.tt/dqQOsa0 July 7, 2026 at 02:48AM

Show HN: 99 Business Ideas 99 Business Ideas generated and continuously refined by AI. Vote for your favourite idea to develop it into a startup. https://ift.tt/jQWZtTC July 7, 2026 at 12:48AM

Show HN: Explain this – agent skills to create HTML explainer for topics or code Over the last few months, I have frequently created HTML explainers using coding agents when trying to understand new topics or exploring codebases. Nothing fancu but t…

Show HN: Paint the Earth on a live, interactive globe (collaborative art.) Earth.tattoo divides the earth into 510 million 16x16 pixel "tiles" that you can own and paint as you like. You can claim one free tile per hour. https://earth.tatt…

Show HN: Open Science, open-source alternative to Claude Science Claude Science just launched. It’s a sign AI research is moving toward centralized, closed systems. So we built the opposite: Open Science: a local first, model agnostic AI research wo…

Show HN: ChartsPrintables – printable conversion charts and reference tables https://ift.tt/NgKISk0 July 5, 2026 at 03:03AM

Show HN: I trained a language model that thinks the capital of Japan is Paris https://hamiltonianresearch.xyz/blog/hr-diffuse-1.html July 5, 2026 at 12:47AM

Show HN: Foundation, a different approach to software and AI https://ift.tt/WRSNm5H July 4, 2026 at 05:46AM

Show HN: A free, no-ad, no-account, no-server iOS calorie budgeting/diet app I didn't like most dieting apps because they either relied too much on fixed calorie targets (rather than flexing with actual activity), didn't help budget calorie …

Show HN: ASMLings – Rustlings-style exercises for Intel 8086 assembly https://ift.tt/enrHdZh July 4, 2026 at 03:07AM

Show HN: Forge – A JavaScript runtime built on Mozilla SpiderMonkey https://ift.tt/KULYwJe July 4, 2026 at 01:59AM

Show HN: An assertion library for E2E testing and real user monitoring https://ift.tt/r6K8ujz July 3, 2026 at 06:30AM

Show HN: OM Core – multidimensional models without spreadsheet cell formulas https://ift.tt/2BgLa6G June 30, 2026 at 07:58AM

Show HN: Ordered dithering command-line tool https://ift.tt/nc2os1G July 3, 2026 at 02:25AM

Show HN: I measured the half-life of 41,301 Show HN launches. It's 7 hours I scraped every Show HN from the last 12 months (41,301 posts) plus the full comment tree of every launch with 10+ comments, ~100k comment timestamps, all from the Algoli…

Show HN: Margarita - Programming language for Agents using Markdown-ish syntax On my list of build it from scratch has always been to build a programming language. So with the help of AI I was able to get it done! Why did I build it? At work I'v…

Show HN: I wrote a Rust book ending with a Redis clone https://ift.tt/OoHqYLB July 1, 2026 at 10:55PM

Show HN: I computed livability for all of Germany by rent, commute, and QoL This project started with me wanting to find a nice place to live with my partner. I'm a data scientist by day so I thought I'd approach it systematically. When I sh…

Show HN: HackerNows – Native iOS HN Client https://hackernows.app/ July 1, 2026 at 03:45AM

Show HN: Erlangchain – A tiny Erlang client for LLMs I made a small Erlang library for calling OpenAI and Anthropic from Erlang without third-party dependencies. Includes a simple chat API, basic tool-use support, multimodal message support, and som…