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: Only 1 of 4,356 reachable MCP servers is ready for the 2026-07-28 spec ( github.com/roee-tsur ) 8 points by roee_tsur 1 hour ago | discuss 2. Show HN: Mindwalk – Replay coding-agent sessions on a 3D map of your codebase ( github.com/cosmtrek ) 113 points by cosmtrek 8 hours ago | 47 comments 3. Show HN: Kurvengefahr – browser CAD/CAM for pen plotters ( kurvengefahr.org ) 2 points by tibordp 40 minutes ago | discuss 4. Show HN: Ant – A JavaScript runtime and ecosystem ( antjs.org ) 302 points by theMackabu 18 hours ago | 133 comments 5. Show HN: Learn by rebuilding Redis, Git, a database from scratch ( shipthatcode.com ) 183 points by acley 1 day ago | 60 comments 6. Show HN: Orbit – AR satellite tracker, watch 15k+ objects ( nagylukas.github.io ) 83 points by lukas9 22 hours ago | 19 comments 7. Show HN: Getting GLM 5.2 running on my slow computer ( github.com/justvugg ) 904 points by vforno 2 days ago | 231 comments 8. Show HN: Sqlsure – deterministic semantic checks for AI-generated SQL ( github.com/sqlsure ) 36 points by tejusarora 18 hours ago | 6 comments 9. Show HN: Reame – a CPU inference server that gets faster as it runs ( github.com/swellweb ) 53 points by targetbridge 22 hours ago | 16 comments 10. Show HN: 18 Words ( 18words.com ) 1132 points by pompomsheep 3 days ago | 356 comments 11. Show HN: Earth Game – An offline CLI for turning life goals into quests ( github.com/skorotkiewicz ) 48 points by modinfo 22 hours ago | 10 comments 12. Show HN: Fenzo – Build an interactive course on any topic ( fenzo.ai ) 3 points by fahimulhaq 4 hours ago | discuss 13. Show HN: Grinta – a local-first coding agent built for long autonomous runs ( github.com/josephsenior ) 2 points by JosephSenior 5 hours ago | discuss 14. Show HN: Zero Trust Boundary for Agents ( github.com/open-ags ) 3 points by Oxlamarr 6 hours ago | discuss 15. Show HN: Confessor – replay what private info Claude Code accessed on your PC ( github.com/ninjahawk ) 6 points by ninjahawk1 12 hours ago | 1 comment 16. Show HN: Reverse-engineering web apps into agent tools 90 points by pancomplex 2 days ago | 38 comments 17. Show HN: Frugon – Find which LLM calls a cheaper model could handle (local, MIT) ( github.com/rodiun ) 66 points by jarodrh 2 days ago | 22 comments 18. Show HN: Wyrm – Solve algebra by touch, built on an open-source soundness engine ( github.com/dicroce ) 80 points by dicroce 1 day ago | 24 comments 19. Show HN: Abralo – Free, easy way to run several Claude Code agents in one window ( abralo.com ) 37 points by cwbuilds 2 days ago | 29 comments 20. Show HN: Reviving my 2001 college band with AI ( fadingmaize.com ) 56 points by jacobgraf 1 day ago | 59 comments 21. Show HN: Hidetext.sh – encrypted pastebin where the server never sees the key ( hidetext.sh ) 6 points by hidetext 1 day ago | discuss 22. Show HN: Dotenv-Diff v3.0.0 ( github.com/chrilleweb ) 16 points by chrillemn 1 day ago | 1 comment 23. Show HN: Runloom – Go-style coroutines for Python free-threaded ( github.com/robertsdotpm ) 47 points by Uptrenda 2 days ago | 29 comments 24. Show HN: We beat Anubis with our stealth MCP ( tilion.dev ) 10 points by armanluthra_ 12 hours ago | 4 comments 25. Show HN: Levee – a self-tuning circuit breaker and concurrency limiter for Go ( github.com/codemartial ) 3 points by code_martial 13 hours ago | discuss 26. Show HN: Analog Watch ( analog.watch ) 106 points by ezekg 3 days ago | 96 comments 27. Show HN: I mapped 8.5M research papers into an interactive atlas ( tomesphere.com ) 83 points by leonickson 2 days ago | 26 comments 28. Show HN: SubjectiveZero, an open-source agentic node editor for creative coding ( sxp.studio ) 25 points by tasoeur 1 day ago | 4 comments 29. Show HN: AgentTransfer – open-source file transfer for AI agents (one Go binary) ( github.com/shehryarsaroya ) 3 points by tomatoes2026 15 hours ago | 1 comment 30. Show HN: FableCut – A browser video editor AI agents can drive (zero deps) ( github.com/ronak-create ) 98 points by ronak_parmar 3 days ago | 59 comments More Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact Search: