Show HN: FluidCAD – Parametric CAD with JavaScript

Show HN: A WYSIWYG word processor in Python

Show HN: Eve – Managed OpenClaw for work

Show HN: Marimo pair – Reactive Python notebooks as environments for agents

Show HN: Keeper – embedded secret store for Go (help me break it)

Show HN: I built a site that shows every world event you lived through

Show HN: I built a Cargo-like build tool for C/C++

Show HN: I run AI background removal in the browser–no upload,no server

Show HN: Figma for Coding Agents

Show HN: CSS Studio. Design by hand, code by agent

Show HN: Dynamic Map of YouTube Channels

Show HN: Druids – Build your own software factory

Show HN: Unlegacy – document everything, from COBOL to AI generated code

Show HN: Do All the Things

Show HN: Zeroclawed: Secure Agent Gateway

Show HN: Rust based eBook library for Python, with MIT license

Show HN: Steadcast – Free Mac podcast player for learning, not background noise

Show HN: Moon simulator game, ray-casting

Show HN: Kaggle x Duolingo x Codecrafters

Show HN: Guruka.com – free guided mediations. No signup, private, works offline

Show HN: VigIA – A deterministic FSM in .NET 10 to stop LLM hallucinations

Show HN: Orange Juice – Small UX improvements that make HN easier to read

Show HN: Brutalist Concrete Laptop Stand (2024)

Show HN: I pipe free sports streams into Jellyfin – no ads, just HLS

Show HN: Is Hormuz open yet?

Show HN: A (marginally) useful x86-64 ELF executable in 301 bytes

Show HN: Unicode Steganography

Show HN: We built a camera only robot vacuum for less than $300 (well almost)

Show HN: 41 years sea surface temperature anomalies

Show HN: Go-Bt: Minimalist Behavior Trees for Go

Show HN: Mdpdf a 2k line C CLI to convert Markdown to tiny PDFs

Show HN: TUI-use: Let AI agents control interactive terminal programs

Show HN: I built a navigation app that displays weather along the route

Show HN: Airwave synced music streaming from YouTube/Spotify links

Show HN: Skrun – Deploy any agent skill as an API

Show HN: A tool to manage a swarm of coding agents on Linux

Show HN: An interactive map of Tolkien's Middle-earth

Show HN: Linear RNN/Reservoir hybrid generative model, one C file (no deps.)

Show HN: A security scanner for AI Agent Skills

Show HN: Search cheap night train tickets in Europe

Show HN: Run GUIs as Scripts

Show HN: I built a tiny LLM to demystify how language models work

Show HN: Gemma 4 Multimodal Fine-Tuner for Apple Silicon

Show HN: Ghost Pepper – Local hold-to-talk speech-to-text for macOS

Show HN: A cartographer's attempt to realistically map Tolkien's world

Show HN: Reword, a Daily Anagram Game

Show HN: Real-time AI (audio/video in, voice out) on an M3 Pro with Gemma E2B

Show HN: Gemma Gem – AI model embedded in a browser – no API keys, no cloud

Show HN: Hippo, biologically inspired memory for AI agents

Show HN: Zoneless – Open-source Stripe Connect clone with $0.002 fees using USDC

Show HN: Pion/handoff – Move WebRTC out of browser and into Go

Show HN: GovAuctions lets you browse government auctions at once

Show HN: Stop paying for Dropbox/Google Drive, use your own S3 bucket instead

Show HN: I made a YouTube search form with advanced filters

Show HN: Logoshi, a brand kit generator for solo founders

Show HN: BrokenClaw Part 5: GPT-5.4 Edition (Prompt Injection)

Show HN: TTF-DOOM – A raycaster running inside TrueType font hinting

Show HN: Hindsight Simulator – Go back in time and get rich

Show HN: Explore the Silk Roads through an interactive map

Show HN: SmolVM – open-source sandbox for coding and computer-use agents

Show HN: Finalrun – Spec-driven testing using English and vision for mobile apps

Show HN: I made a skill to tell AI on how to use human as Dobby

Show HN: Modo – I built an open-source alternative to Kiro, Cursor, and Windsurf

Show HN: Agent Tuning, using recursion to achieve predictable agent output

Show HN: Undocumented Qualcomm mesh topology 802.11 frames

Show HN: Coderegon Trail – A retro game to help you explore open-source repos

Show HN: 500k+ events/sec transformations for ClickHouse ingestion

Show HN: GitWell – Rust CLI that recovers abandoned intentions from Git history

Show HN: chop.ax – strip sites down to just their content

Show HN: RepoWarden – Autopilot for your GitHub dependency updates

Show HN: See what your employees are prompting LLMs (without network proxies)

Show HN: Weird Clocks

Show HN: Last Year I wrote a (Sci)fictional story where the EFF was a player [pdf]

Show HN: Git-worm, the simple worktree manager

Show HN: AgentMint – Open-source OWASP compliance for AI agent tool calls

Show HN: LLM-Wiki but for Early Founders

Show HN: rtdiff – Real-time git diff GUI and AI-assisted commits desktop app

Show HN: Image to Music AI – Turn Any Photo into an Original Soundtrack

Show HN: Voxcode: local speech to text and ripgrep = transcript and code context

Show HN: AgentDM – Agent to agent messaging over MCP and A2A

Show HN: Captcha to detect bots with a simple question

Show HN: Zero human company in Go stack

Show HN: Incidentary – see what caused your incident before the war room starts

Show HN: Homebutler – I manage my homelab from chat. AI never gets raw shell

Show HN: I built Dirac, Hash Anchored AST native coding agent, costs -64.8 pct

Show HN: I built a local data lake for AI powered data engineering and analytics

Show HN: A social feed with no algo where communities decide what gets seen

Show HN: Mnml.page – Minimalist one-page websites for freelancers

Show HN: I built a free open-source SVG to 3D tool

Show HN: The King James Bible deserved a better website

Show HN: I made an app to live longer (free, open source, no tracking)

Show HN: BAREmail – minimalist Gmail client for bad WiFi

Show HN: Guardians – Verify tool-using agent workflows before execution

Show HN: Agent Skill Based on "Open Source Security at Astral"

Show HN: Stricline: A meta-framework to easily build robust CLI apps w/stricli