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: Justif – Knuth-Plass justification and microtypography for the web ( lyall.co ) 71 points by lyall 4 hours ago | 11 comments 2. Show HN: Read the Tape – Wordle for daytrading, five blind S&P 500 charts a day ( readthetape.cc ) 40 points by will_asouka 4 hours ago | 29 comments 3. Show HN: A self-running space economy SIM in Rust and Bevy ( github.com/kalcode ) 77 points by kalcode 5 hours ago | 24 comments 4. Show HN: Computable – Buy, sell, and redeem GPU for the exact weeks you want ( getcomputable.com ) 12 points by yuansong98 2 hours ago | 9 comments 5. Show HN: CodeAlmanac – Karpathy-style codebase wiki from your conversations ( github.com/almanaccode ) 43 points by divitsheth 6 hours ago | 15 comments 6. Show HN: Imagin Raw – A 9MB Open-Source Alternative to Adobe Bridge for Mac ( github.com/cristibaluta ) 52 points by cristi_baluta 6 hours ago | 20 comments 7. Show HN: Browser Tools SDK – an optimal browser harness for agents ( libretto.sh ) 7 points by tanishqkanc 2 hours ago | 1 comment 8. Show HN: Orate – On-device neural text-to-speech queue for Mac ( orate.to ) 9 points by bherms 3 hours ago | 7 comments 9. Show HN: Word in Web – Near MS Word Parity Docx Editor in Web ( word-in-web.com ) 22 points by theRealestAEP 6 hours ago | 3 comments 10. Show HN: Superserve – Firecracker microVM sandboxes for long-running AI agents ( superserve.ai ) 3 points by pavitrabhalla 1 hour ago | discuss 11. Show HN: Anypost – transactional and broadcast email API, 8¢ per 1k ( anypost.com ) 10 points by dancablam 4 hours ago | 3 comments 12. Show HN: Language Model Builder (an app to learn about and build models) ( languagemodelbuilder.com ) 11 points by felixrieseberg 6 hours ago | 2 comments 13. Show HN: OSS Cross-Harness self hosted registry and analytics for AI Agents ( github.com/observal ) 19 points by haz3-jolt 7 hours ago | 1 comment 14. Show HN: Explore 6048 YC companies as an interactive galaxy ( artifacta.io ) 35 points by jnakano89 10 hours ago | 18 comments 15. Show HN: Designing a Static Site Generator for iPhone ( hypertemplates.net ) 8 points by calebhailey 5 hours ago | discuss 16. Show HN: Faceblind – In-browser only video face blurring ( kmcheung12.github.io ) 3 points by a_c 2 hours ago | discuss 17. Show HN: In Meeting – A native macOS Mic/Cam observer for home automation ( github.com/fellowgeek ) 7 points by pcbmaker20 6 hours ago | discuss 18. Show HN: RootBadger – a modern Usenet-style discussion platfor ( rootbadger.com ) 3 points by yodabytz 3 hours ago | discuss 19. Show HN: Meltbox – where your agents send you briefs ( meltbox.ai ) 2 points by flysonic10 3 hours ago | discuss 20. Show HN: DocCharm – The help center that keeps itself up to date ( doccharm.com ) 6 points by yakshaving_jgt 6 hours ago | 2 comments 21. Show HN: Chalk: a Mac app for technical diagrams with a built-in MCP for Claude ( appkit.studio ) 4 points by davideweaver 3 hours ago | discuss 22. Show HN: Edky, a CLI to convert Ed25519 public keys from one encoding to another ( github.com/artob ) 6 points by arto 5 hours ago | 3 comments 23. Show HN: TunD. Make friends' PCs appear on the same VLAN ( github.com/danterolle ) 3 points by danterolle 3 hours ago | discuss 24. Show HN: SciStudio: organize chaos data analysis pipelines with workflow runtime ( scistudio.io ) 2 points by jiazhenz 3 hours ago | 1 comment 25. Show HN: Web-based Jujutsu revset explorer and debugger ( juju.bi ) 3 points by pksunkara 6 hours ago | discuss 26. Show HN: Datalevin – a simple, fast, and versatile Datalog database ( github.com/datalevin ) 4 points by huahaiy 4 hours ago | discuss 27. Show HN: Immersive Gaussian Splat tour of grace cathedral, San Francisco ( vincentwoo.com ) 257 points by akanet 1 day ago | 56 comments 28. Show HN: TokenPath – token-level citations for LLM output, read from attention ( tokenpath.ai ) 4 points by apoorvumang 4 hours ago | discuss 29. Show HN: Ex Situ – Open-source spatial index of displaced cultural artifacts ( exsitu.app ) 51 points by hbyel 19 hours ago | 38 comments 30. Show HN: I replaced a $120k bowling center system with $1,600 in ESP32s 2905 points by section33 2 days ago | 350 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: