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1. Show HN: Game Bub – open-source FPGA retro emulation handheld (lipsitz.net)
197 points by elipsitz 13 hours ago | 49 comments
2. Show HN: I made my own OS from scratch because I was bored (jotalea.com.ar)
107 points by Jotalea 9 hours ago | 40 comments
3. Show HN: yknotify – Notify when YubiKey needs touch on macOS (github.com/noperator)
45 points by noperator 10 hours ago | 21 comments
4. Show HN: A no-build fullstack SSR TypeScript web framework (jsr.io)
66 points by thesephi 10 hours ago | 58 comments
5. Show HN: Mapping the Unix Magic Poster – An Interactive Annotation Project (drio.github.io)
67 points by drio 18 hours ago | 25 comments
6. Show HN: Mikey – No bot meeting notetaker for Windows (github.com/hotrod462)
43 points by hotrod46 18 hours ago | 54 comments
7. Show HN: Steganographically encode messages with LLMs and Arithmetic Coding (github.com/shawnz)
11 points by shawnz 8 hours ago | 3 comments
8. Show HN: Skies-adsb 2.0 – my 3D plane-tracking web app (github.com/llopisdon)
34 points by llopisdon 8 hours ago | 14 comments
9. Show HN: Make Easy Async Rust (Mea), runtime-agnostic primitives (github.com/cratesland)
3 points by tison 5 hours ago | 4 comments
10. Show HN: Seen – Virtual list rendering with 1M+ notes (seen-v2.vercel.app)
49 points by _bittere 1 day ago | 30 comments
11. Show HN: Sort lines semantically using llm-sort (github.com/vagos)
24 points by vagozino 13 hours ago | 8 comments
12. Show HN: HTML visualization of a PDF file's internal structure (github.com/desgeeko)
435 points by desgeeko 2 days ago | 55 comments
13. Show HN: Global 3D topography explorer (jessekv.com)
115 points by jessekv 2 days ago | 34 comments
14. Show HN: Letting LLMs Run a Debugger (github.com/mohsen1)
8 points by mohsen1 20 hours ago | 3 comments
15. Show HN: Built an app that summarizes CA bills into bite-sized recaps (apps.apple.com)
2 points by gavfaro 12 hours ago | discuss
16. Show HN: Mkinf – an open-source library of hosted AI agents and tools (mkinf.io)
3 points by veronica_nigro 13 hours ago | 1 comment
17. Show HN: Community Detection on Bluesky (facts.dev)
17 points by thijser 1 day ago | 4 comments
18. Show HN: Auto rename downloads by AI and with your own naming rules (chromewebstore.google.com)
6 points by alexyuan0219 7 hours ago | 3 comments
19. Show HN: Gemini Cursor – A Multimodal AI Cursor for Your Desktop (Open Source) (github.com/13point5)
18 points by 13point5 1 day ago | 1 comment
20. Show HN: I've built personal site in plain HTML/CSS, withouth React/Next.js BS (sergeycooper.com)
22 points by ulshv 1 day ago | 2 comments
21. Show HN: ExpenseOwl – Simple, self-hosted expense tracker (github.com/tanq16)
223 points by import-base64 5 days ago | 88 comments
22. Show HN: Open-source RSVP app using Supabase and Flutter (github.com/gruprsvp)
2 points by gioazzi 17 hours ago | discuss
23. Show HN: My first side project, streamlined book clubs on Slack (booktalk.club)
103 points by Papamanolis 3 days ago | 51 comments
24. Show HN: Amelie – Relational SQL DB for High-Intensity OLTP Workloads (amelielabs.io)
2 points by pmwkaa 19 hours ago | 2 comments
25. Show HN: Nstart, a Nostr's Onbarding Tool (njump.me)
22 points by dtonon 2 days ago | 2 comments
26. Show HN: Play with real quantum physics in your browser (orgsoft.org)
156 points by mattvr 5 days ago | 72 comments
27. Show HN: Generate Notion-style line avatars using AI (open source) (lineavatars.com)
11 points by gregives 1 day ago | 5 comments
28. Show HN: Developer Journal – Capture your app's journey, one note at a time (developerjournal.app)
2 points by ksawery297 22 hours ago | discuss
29. Show HN: Ricotta – Language Learning to Replace Anki (affineur.io)
58 points by williamsss 3 days ago | 78 comments
30. Show HN: Chez Scheme txtar port from Go (sr.ht)
74 points by hellcow 4 days ago | 7 comments

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