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: One More Letter ( playonemoreletter.com ) 59 points by hmate9 6 hours ago | 38 comments 2. Show HN: Firefox in WebAssembly ( puter.com ) 169 points by coolelectronics 8 hours ago | 88 comments 3. Show HN: misa77 - a codec that decodes 2x faster than LZ4 (at better ratios) ( github.com/welcome-to-the-sunny-side ) 139 points by nonadhocproblem 13 hours ago | 40 comments 4. Show HN: E-- – A language you dial between English and Python ( github.com/frmoded ) 19 points by OdedF 6 hours ago | 14 comments 5. Show HN: Low-latency local LLM runner via OpenJDK Panama FFM (Java 22) ( github.com/projectargus-cc ) 32 points by KingJoker 10 hours ago | 6 comments 6. Show HN: Git-remote-iroh – Ephemeral P2P Git remote ( github.com/magik6k ) 3 points by devttyeu 2 hours ago | discuss 7. Show HN: Microcosm Industries – Simulation toys and software microcosms ( microcosm.industries ) 16 points by arbesman 9 hours ago | 2 comments 8. Show HN: A cross-platform app for meeting notes and items that don't get lost ( github.com/kestermckinney ) 3 points by kestermckinney 4 hours ago | discuss 9. Show HN: Capn-hook for coding agents – don't grep the same mystery twice ( github.com/cyrusnuevodia ) 28 points by knrz 11 hours ago | 5 comments 10. Show HN: A modern learning tool for programming interviews & professional skills ( pqdsa.com ) 2 points by _dragonguy 3 hours ago | discuss 11. Show HN: Forall – An AI coding agent that generates machine-checkable proofs ( github.com/astrio-labs ) 5 points by Nolan_Lwin 3 hours ago | discuss 12. Show HN: Resultant Engineering Student Tools Site ( resultant.tools ) 3 points by will2092347 5 hours ago | discuss 13. Show HN: CloudDM 4.0 – open-source database development platform ( github.com/clougence ) 4 points by cloudcanalx 5 hours ago | 1 comment 14. Show HN: I made a local image compressor to save you from popups andsubscription ( conutil.com ) 3 points by mahmedalam 4 hours ago | 5 comments 15. Show HN: For 10 World Cups, my model's 2 favorites had the champion every time ( ssrn.com ) 36 points by fabioricardo7 18 hours ago | 50 comments 16. Show HN: Make senders work to get into your inbox ( captchainbox.com ) 41 points by felixdoerp 17 hours ago | 67 comments 17. Show HN: 18KB ls alternative in no_std rust and Libc ( crates.io ) 22 points by tracyspacy 15 hours ago | 5 comments 18. Show HN: Keybridge publish with a single Touch ID tap, Agent-friendly ( github.com/tobiasstrebitzer ) 2 points by tstrebitzer 4 hours ago | discuss 19. Show HN: Spellsurf – Create words from words ( spellsurf.com ) 9 points by alexakten 8 hours ago | 6 comments 20. Show HN: An incremental build cache for Rust on GHA ( github.com/clipper-registry ) 4 points by a_t48 9 hours ago | discuss 21. Show HN: SirixDB 1.0 Beta – Git-Like Versioning, Diffs, Time-Travel Queries ( github.com/sirixdb ) 12 points by lichtenberger 11 hours ago | 4 comments 22. Show HN: Painterly – Turn pictures into digital paintings without generative AI ( github.com/jbunke ) 21 points by flinkerflitzer 12 hours ago | 4 comments 23. Show HN: MasterVault: Stop your LLM's context file from growing stale ( github.com/justmichael-80 ) 2 points by ChronoDyneSys 5 hours ago | discuss 24. Show HN: Throttle – Local Claude Cockpit for macOS, now with remote control ( lorislab.fr ) 2 points by lorislab 5 hours ago | discuss 25. Show HN: Opening lines of famous literary works ( verbaprima.com ) 175 points by plicerin 1 day ago | 103 comments 26. Show HN: A web based VistaPro clone ( toby.github.io ) 10 points by tobypadilla 13 hours ago | discuss 27. Show HN: Migrate your legacy Google My Maps ( tasmap.app ) 2 points by apolkingg8 6 hours ago | discuss 28. Show HN: Web App Uses RTL-SDR to Align HDTV Antenna ( tunerscope.com ) 26 points by robotastic 21 hours ago | 3 comments 29. Show HN: A Monte Carlo model that called the World Cup finalists 2 weeks ago ( github.com/fabio-ricardo ) 4 points by fabioricardo7 6 hours ago | 1 comment 30. Show HN: Heard for iOS: ePub reader with on-device text to speech ( heard.quest ) 5 points by alana314 9 hours ago | 1 comment 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: