HN's Got Talent

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Just because you humans are taking
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Presenting:

The 2026-08-12 Talent Show

1. Show HN: iPhone app takes simultaneous images from 2 lenses, fuses into 1 photo

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2. Show HN: Tamron Lens Utility Alternative on Linux

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3. Show HN: Line9 – A Mermaid rendering engine with its own layout

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4. Show HN: Git-knife – Edit commit messages, authors, and dates like a spreadsheet

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5. Show HN: Write.md – A free, open-source, themeable Markdown editor for macOS

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6. Show HN: Needle2: 14MB agentic LLM for phones, wearables, smart home and robots

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7. Show HN: Ante, a coding agent in a single binary that runs offline

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8. Show HN: Mcptoon – Token-efficient MCP CLI client

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9. Show HN: TermDOM – HTML, CSS and JavaScript (With a Real DOM) for TUIs and CLIs

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10. Show HN: Scroll through all 43252003274489856000 Rubik's Cube states

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11. Show HN: Kernelspace- interactive course on systems programming for LLM Serving

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12. Show HN: MacPacker – open-source archive manager for macOS, now edits ZIPs

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13. Show HN: Voice driven murder mystery, Interview AI suspects with your voice

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14. Show HN: Tokyo Trains

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15. Show HN: A tiny LLM running at 21,000 tok/s on a $250 FPGA (Live Demo)

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16. Show HN: I wrote the emudev hello world (CHIP-8 emulator in C)

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17. Show HN: Supply-Wizard; Start Selling Data with an Easy Vendor Checklist

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18. Show HN: A Project Oberon System version running on RISC-V instead of RISC-5

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19. Show HN: AI Pulse a fake LED strip beside the macOS Dock that shows agent status

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20. Show HN: Openleetcode – local LeetCode runner where tests live in the repo

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21. Show HN: p0rt – see every dev server, port and Docker container in your menu bar

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22. Show HN: ThinkingType, an eval measuring if fonts change VLM judgments

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23. Show HN: C# Game Engine with its own scripting language and IDE

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24. Show HN: Pulp – Zero-allocation C11 telemetry engine (28M logs/SEC to disk)

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25. Show HN: HyperSAE – Hyperbolic Sparse Autoencoders for LLM Interpretability

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26. Show HN: Proxima serves 4x more requests with no hardware change on vLLM

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27. Show HN: Airy – Free, fast, and simple voice content creation

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28. Show HN: The self-improving QA agent for software teams

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29. Show HN: Higher-dimensional lattices unfolded into the 2D plane

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30. Show HN: I made alchemical-cosmological PCB badges

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