Hacker News / Show HN

Show | Hacker News Hacker News new | past | comments | ask | show | jobs | submit login Please read the Show HN rules and tips before posting. You can browse the newest Show HNs here . 1. Show HN: I replaced a $120k bowling center system with $1,600 in ESP32s 2668 points by section33 1 day ago | 301 comments 2. Show HN: Stacks – an hourly card solitaire about building four gardens ( plan9.kr ) 10 points by sungchi 3 hours ago | 1 comment 3. Show HN: Making 10-minute AI movies with Claude Code and Higgsfield ( github.com/dawndrain ) 2 points by dawndrain 52 minutes ago | 1 comment 4. Show HN: QUBE Predict – A cloud platform for drug response prediction ( streamlit.app ) 2 points by gfam999 1 hour ago | discuss 5. Show HN: Give your AI agent a personality (and a voice) without external APIs ( fellowgeek.github.io ) 2 points by pcbmaker20 1 hour ago | discuss 6. Show HN: A 16-control subtractive synth for microcontrollers (39k ELF, web demo) ( mini000.itch.io ) 2 points by isitcontent 1 hour ago | discuss 7. Show HN: Bribes.fyi – Built something to report bribes ( bribes.fyi ) 41 points by neverenderr 23 hours ago | 36 comments 8. Show HN: Q3Edit – Edit and play Quake 3 maps in the browser ( q3edit.com ) 100 points by drdator 1 day ago | 26 comments 9. Show HN: A canvas-based note taking and organizer app ( passinote.app ) 60 points by passiflora96 17 hours ago | 29 comments 10. Show HN: IKEA Complexity Index ( greg.technology ) 178 points by gregsadetsky 2 days ago | 87 comments 11. Show HN: A comprehensive, filterable list of AI agent jails ( pleasedonotescape.com ) 7 points by petesergeant 4 hours ago | 3 comments 12. Show HN: I made a cute weight tracking app where you can raise a pet ( apps.apple.com ) 3 points by ankitsanghi 9 hours ago | discuss 13. Show HN: ShipMD.app – Moving things in folders, move things in the real world ( shipmd.app ) 5 points by bosky101 17 hours ago | 2 comments 14. Show HN: LoopGain – Stop agent loops with control theory, not max_iterations ( github.com/loopgain-ai ) 31 points by fitz2882 1 day ago | 13 comments 15. Show HN: Watch bots interact with an SSH honeypot in real time ( honeypotlive.cc ) 180 points by tusksm 3 days ago | 61 comments 16. Show HN: Chalie – AI peer not employee ( github.com/chalie-ai ) 6 points by dylangrech92 19 hours ago | 1 comment 17. Show HN: Headroom – measure your GPU's true bandwidth ceiling for local AI ( ar5en1c.github.io ) 4 points by Ar5en1c 14 hours ago | discuss 18. Show HN: Clx – Compile Lua to Native Executables Through C++20 ( github.com/samyeyo ) 143 points by _samt_ 3 days ago | 32 comments 19. Show HN: Deploy AI agent in 5 lines of code ( custodianlabs.io ) 2 points by sherryf123 15 hours ago | 1 comment 20. Show HN: PilotCite – Get your brand cited by ChatGPT, Gemini, and more ( pilotcite.com ) 6 points by standew 1 day ago | 5 comments 21. Show HN: A self-hosted AI that turns Hacker News into a daily briefing ( github.com/recnes ) 5 points by SencerH 16 hours ago | discuss 22. Show HN: PostgreSQL course with database running in your browser ( learnpg.xyz ) 6 points by Serpant 1 day ago | 4 comments 23. Show HN: Leaves – A text-UI disk usage treemap visualizer ( github.com/patonw ) 90 points by patonw 3 days ago | 31 comments 24. Show HN: Firefox in WebAssembly ( puter.com ) 271 points by coolelectronics 4 days ago | 126 comments 25. Show HN: Textcaster – social networking where RSS is the protocol ( textcaster.app ) 11 points by rmdes 1 day ago | 2 comments 26. Show HN: misa77 - a codec that decodes 2x faster than LZ4 (at better ratios) ( github.com/welcome-to-the-sunny-side ) 164 points by nonadhocproblem 4 days ago | 49 comments 27. Show HN: A zoomable timeline of 4M Wikipedia events ( diena.co ) 116 points by lortex 2 days ago | 43 comments 28. Show HN: A gallery of browser-based PDF imposition and printing templates ( pdfpress.app ) 3 points by jp1016 21 hours ago | discuss 29. Show HN: Mojibake – A low-level Unicode library written in C ( zaerl.com ) 77 points by program 3 days ago | 22 comments 30. Show HN: Clawk – Give coding agents a disposable Linux VM, not your laptop ( github.com/clawkwork ) 225 points by celrenheit 7 days ago | 158 comments More Consider applying for YC's Fall 2026 batch! Applications are open till July 27. Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact Search: