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(Top of 2026)
Archives for Apr 2026
Show HN: Pollen – distributed WASM runtime, no control plane, single binary
(136 points |
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Show HN: DAC – open-source dashboard as code tool for agents and humans
(118 points |
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Show HN: Rip.so – a graveyard for dead internet things
(187 points |
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Show HN: Auto-Architecture: Karpathy's Loop, pointed at a CPU
(240 points |
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Show HN: Drive any macOS app in the background without stealing the cursor
(192 points |
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Show HN: Rocky – Rust SQL engine with branches, replay, column lineage
(121 points |
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Show HN: Live Sun and Moon Dashboard with NASA Footage
(224 points |
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Show HN: Utilyze – an open source GPU monitoring tool more accurate than nvtop
(127 points |
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Show HN: OSS Agent I built topped the TerminalBench on Gemini-3-flash-preview
(392 points |
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Show HN: A terminal spreadsheet editor with Vim keybindings
(126 points |
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Show HN: Free textbook on engineering thermodynamics
(191 points |
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Show HN: A Karpathy-style LLM wiki your agents maintain (Markdown and Git)
(260 points |
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Show HN: I've built a nice home server OS
(193 points |
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Show HN: Browser Harness – Gives LLM freedom to complete any browser task
(133 points |
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Show HN: How LLMs Work – Interactive visual guide based on Karpathy's lecture
(245 points |
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Show HN: Gova – The declarative GUI framework for Go
(143 points |
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Show HN: Tolaria – Open-source macOS app to manage Markdown knowledge bases
(316 points |
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Show HN: Turning a Gaussian Splat into a videogame
(236 points |
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Show HN: Honker – Postgres NOTIFY/LISTEN Semantics for SQLite
(327 points |
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Show HN: Agent Vault – Open-source credential proxy and vault for agents
(156 points |
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Show HN: GoModel – an open-source AI gateway in Go
(217 points |
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Show HN: VidStudio, a browser based video editor that doesn't upload your files
(301 points |
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Show HN: Alien – Self-hosting with remote management (written in Rust)
(106 points |
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Show HN: Mediator.ai – Using Nash bargaining and LLMs to systematize fairness
(160 points |
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Show HN: Run TRELLIS.2 Image-to-3D generation natively on Apple Silicon
(202 points |
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Show HN: Faceoff – A terminal UI for following NHL games
(135 points |
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Show HN: Prompt-to-Excalidraw demo with Gemma 4 E2B in the browser (3.1GB)
(163 points |
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Show HN: MDV – a Markdown superset for docs, dashboards, and slides with data
(152 points |
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Show HN: I made a calculator that works over disjoint sets of intervals
(313 points |
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Show HN: Smol machines – subsecond coldstart, portable virtual machines
(497 points |
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Show HN: PanicLock – Close your MacBook lid disable TouchID –> password unlock
(262 points |
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Show HN: SPICE simulation → oscilloscope → verification with Claude Code
(121 points |
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Show HN: Stage – Putting humans back in control of code review
(130 points |
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Show HN: Shader Lab, like Photoshop but for shaders
(160 points |
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Show HN: MacMind – A transformer neural network in HyperCard on a 1989 Macintosh
(159 points |
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Show HN: Libretto – Making AI browser automations deterministic
(134 points |
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Show HN: Every CEO and CFO change at US public companies, live from SEC
(191 points |
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Show HN: LangAlpha – what if Claude Code was built for Wall Street?
(148 points |
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Show HN: CodeBurn – Analyze Claude Code token usage by task
(110 points |
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Show HN: Ithihāsas – a character explorer for Hindu epics, built in a few hours
(176 points |
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Show HN: I built a social media management tool in 3 weeks with Claude and Codex
(189 points |
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Show HN: boringBar – a taskbar-style dock replacement for macOS
(520 points |
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Show HN: Claudraband – Claude Code for the Power User
(120 points |
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Show HN: Oberon System 3 runs natively on Raspberry Pi 3 (with ready SD card)
(244 points |
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Show HN: Pardonned.com – A searchable database of US Pardons
(501 points |
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Show HN: FluidCAD – Parametric CAD with JavaScript
(158 points |
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Show HN: I built a Cargo-like build tool for C/C++
(177 points |
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Show HN: 41 years sea surface temperature anomalies
(147 points |
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Show HN: CSS Studio. Design by hand, code by agent
(175 points |
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Show HN: Is Hormuz open yet?
(483 points |
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Show HN: Orange Juice – Small UX improvements that make HN easier to read
(147 points |
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Show HN: I pipe free sports streams into Jellyfin – no ads, just HLS
(120 points |
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Show HN: An interactive map of Tolkien's Middle-earth
(291 points |
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Show HN: Gemma 4 Multimodal Fine-Tuner for Apple Silicon
(234 points |
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Show HN: Marimo pair – Reactive Python notebooks as environments for agents
(140 points |
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Show HN: A cartographer's attempt to realistically map Tolkien's world
(163 points |
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Show HN: Pion/handoff – Move WebRTC out of browser and into Go
(101 points |
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Show HN: Stop paying for Dropbox/Google Drive, use your own S3 bucket instead
(252 points |
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Show HN: Brutalist Concrete Laptop Stand (2024)
(786 points |
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Show HN: Hippo, biologically inspired memory for AI agents
(128 points |
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Show HN: Ghost Pepper – Local hold-to-talk speech-to-text for macOS
(466 points |
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Show HN: Moon simulator game, ray-casting
(114 points |
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Show HN: GovAuctions lets you browse government auctions at once
(319 points |
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Show HN: We built a camera only robot vacuum for less than $300 (well almost)
(108 points |
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Show HN: I built a tiny LLM to demystify how language models work
(915 points |
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Show HN: I made a YouTube search form with advanced filters
(324 points |
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Show HN: Gemma Gem – AI model embedded in a browser – no API keys, no cloud
(155 points |
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Show HN: Modo – I built an open-source alternative to Kiro, Cursor, and Windsurf
(103 points |
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Show HN: Real-time AI (audio/video in, voice out) on an M3 Pro with Gemma E2B
(296 points |
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Show HN: Contrapunk – Real-time counterpoint harmony from guitar input
(118 points |
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Show HN: M. C. Escher spiral in WebGL inspired by 3Blue1Brown
(176 points |
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Show HN: A game where you build a GPU
(961 points |
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Show HN: sllm – Split a GPU node with other developers, unlimited tokens
(187 points |
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Show HN: TurboQuant-WASM – Google's vector quantization in the browser
(165 points |
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Show HN: I made open source, zero power PCB hackathon badges
(158 points |
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Show HN: Tusk for macOS and Gnome
(120 points |
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Show HN: Anos – a hand-written ~100KiB microkernel for x86-64 and RISC-V
(115 points |
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Show HN: TinyOS – A minimalist RTOS for Cortex-M written in C
(102 points |
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Show HN: I built a frontpage for personal blogs
(782 points |
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Show HN: Apfel – The free AI already on your Mac
(740 points |
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Show HN: Made a little Artemis II tracker
(153 points |
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Show HN: I built a DNS resolver from scratch in Rust – no DNS libraries
(115 points |
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Show HN: Dull – Instagram Without Reels, YouTube Without Shorts (iOS)
(152 points |
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