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 430 points by section33 5 hours ago | 34 comments 2. Show HN: Bribes.fyi – Built something to report bribes ( bribes.fyi ) 6 points by neverenderr 4 hours ago | discuss 3. Show HN: Q3Edit – Edit and play Quake 3 maps in the browser ( q3edit.com ) 89 points by drdator 1 day ago | 26 comments 4. Show HN: A self-correcting algebraic agent swarm ( github.com/michael-ax64 ) 3 points by michael-ax 4 hours ago | discuss 5. Show HN: LoopGain – Stop agent loops with control theory, not max_iterations ( github.com/loopgain-ai ) 22 points by fitz2882 8 hours ago | 12 comments 6. Show HN: IKEA Complexity Index ( greg.technology ) 166 points by gregsadetsky 1 day ago | 83 comments 7. Show HN: PostgreSQL course with database running in your browser ( learnpg.xyz ) 3 points by Serpant 5 hours ago | 2 comments 8. Show HN: Knowledge graph skill for Claude/Kimi Code ( org-edge.com ) 3 points by org-edge 5 hours ago | 1 comment 9. Show HN: PilotCite – Get your brand cited by ChatGPT, Gemini, and more ( pilotcite.com ) 5 points by standew 12 hours ago | 1 comment 10. Show HN: Watch bots interact with an SSH honeypot in real time ( honeypotlive.cc ) 177 points by tusksm 2 days ago | 60 comments 11. Show HN: Textcaster – social networking where RSS is the protocol ( textcaster.app ) 9 points by rmdes 8 hours ago | 2 comments 12. Show HN:MinIO-dash – MinIO admin panel after they removed the Console in 2025 ( github.com/marceliracis ) 3 points by marceliracis 8 hours ago | discuss 13. Show HN: Regularly, hand-picked daily logic and number puzzles, no ads ( regularly.co ) 3 points by deepakrb 8 hours ago | discuss 14. Show HN: Same castle prompt, 8 LLMs, 24 procedural Three.js worlds ( castle-bakeoff.pages.dev ) 5 points by valhallarecords 8 hours ago | 1 comment 15. Show HN: CheckRun – a checklist runner for the Chrome side panel ( checkrun.co ) 2 points by gingermanymph 9 hours ago | discuss 16. Show HN: AI Buddy – Free STT and Screenshot Tool for Mac (Requires Gemini) ( claudete.co ) 2 points by morion4000 9 hours ago | 1 comment 17. Show HN: We ran 79 MCP servers in microVMs, only 31 passed ( usethrone.dev ) 2 points by imtaimoorkhan 9 hours ago | 1 comment 18. Show HN: Inertia, Physics in a Terminal ( inertia-web.github.io ) 4 points by aclfe 9 hours ago | discuss 19. Show HN: Zlvox – A no-signup suite of developer tools (JSON, Temp Mail, PDF) ( zlvox.com ) 2 points by mraadikhokhar 10 hours ago | discuss 20. Show HN: AI mock interview tool that scores your answers – free, no signup ( interviewpracticeai.com ) 2 points by BenGallagh 10 hours ago | 1 comment 21. Show HN: Shikigami, run AI coding agents in parallel, each in a Git worktree ( shikigami.dev ) 5 points by igor_nast 10 hours ago | 2 comments 22. Show HN: Skimlane – A local-first, customizable, AI reading assistant for Chrome ( skimlane.com ) 2 points by bibryam 4 hours ago | 3 comments 23. Show HN: Use the document. Not the personal data ( dokmine.com ) 2 points by not_wowinter13 11 hours ago | discuss 24. Show HN: Clx – Compile Lua to Native Executables Through C++20 ( github.com/samyeyo ) 142 points by _samt_ 2 days ago | 32 comments 25. Show HN: Peek-CLI: Let Claude Code iterate on front end designs ( github.com/puffinsoft ) 5 points by G3819 1 day ago | 1 comment 26. Show HN: FlexInference LLM Router ( flexinference.com ) 2 points by Aperswal 12 hours ago | discuss 27. Show HN: CodeKitHub – Free browser-based tools, files never leave your device ( codekithub.com ) 2 points by qiaobax 13 hours ago | 1 comment 28. Show HN: Leaves – A text-UI disk usage treemap visualizer ( github.com/patonw ) 90 points by patonw 3 days ago | 30 comments 29. Show HN: A zoomable timeline of 4M Wikipedia events ( diena.co ) 113 points by lortex 2 days ago | 42 comments 30. Show HN: LectureToBook – Turn Videos into a PDF/ePub ( lecturetobook.com ) 2 points by h02 14 hours ago | discuss 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: