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1.
Show HN: Helios – what plug-in solar could generate for any address in Britain (southlondonscientific.com)
81 points by ruaraidh 6 hours ago | 25 comments
2.
Show HN: Tiny-vLLM – high performance LLM inference engine in C++ and CUDA (github.com/jmaczan)
176 points by yu3zhou4 22 hours ago | 16 comments
3.
Show HN: Open-source private home security camera system (end-to-end encryption) (github.com/secluso)
103 points by arrdalan 19 hours ago | 23 comments
4.
Show HN: TV Explorer. Adding advanced UI to free online TV (tvexplorer.live)
166 points by dtagames 1 day ago | 48 comments
5.
Show HN: Zot – Yet another coding agent harness (zot.sh)
90 points by patriceckhart 22 hours ago | 77 comments
6.
Show HN: Jynx, a matchmaking app to find gaming teammates (jynx.app)
4 points by akiro____ 4 hours ago | 4 comments
7.
Show HN: I built an Android OS in the browser (mobilegym.dev)
15 points by haozaz 12 hours ago | discuss
8.
Show HN: Ktx – Open-source executable context layer for data agents (github.com/kaelio)
84 points by lucamrtl 2 days ago | 26 comments
9.
Show HN: VT Code – open-source terminal coding agent in Rust (github.com/vinhnx)
13 points by vinhnx 14 hours ago | 4 comments
10.
Show HN: Continue? Y/N: A 60-second game about AI agent permission fatigue (scalex.dev)
378 points by Wirbelwind 2 days ago | 156 comments
11.
Show HN: Free activity calendar for schools, sports clubs, and organizations (freecal.eu)
8 points by glenn_vc 19 hours ago | 6 comments
12.
Show HN: Context-aware Japanese furigana using Sudachi and ModernBERT (ezfurigana.com)
36 points by epitrochoid413 1 day ago | 17 comments
13.
Show HN: Hallucinate – Massively Multiplayer Online Rave (hallucinate.site)
436 points by stagas 2 days ago | 193 comments
14.
Show HN: Promptloop – create, run, and improve prompt evals from the terminal (github.com/bella3202019)
12 points by velapod 1 day ago | 2 comments
15.
Show HN: Open-Source AI Racing Harness (elodin.systems)
75 points by danAtElodin 2 days ago | 22 comments
16.
Show HN: Self Publish Studio (selfpublishstudio.com)
8 points by noahwardlow 19 hours ago | discuss
17.
Show HN: AionOS – self-healing microkernel in Zig (boots on real hardware) (github.com/rodancz)
5 points by rodancz 1 day ago | discuss
18.
Show HN: Oort – A prompt library where every listing has a shipped project (oortstack.com)
6 points by Wesearchpress 1 day ago | 2 comments
19.
Show HN: Open-source Workspace (mail,docs,spreadsheet,drive) web/iOS (tinycld.org)
109 points by nathanstitt 3 days ago | 39 comments
20.
Show HN: I brought back Airbnb categories (vibebnb.fyi)
5 points by giulioco 21 hours ago | discuss
21.
Show HN: A Claude Code skill that scopes problems like Peter Naur (github.com/spinchange)
2 points by spinchange 15 hours ago | discuss
22.
Show HN: I made an emergency page for my family (delduca.org)
82 points by delduca 3 days ago | 104 comments
23.
Show HN: Posthorn, self-hosted mail gateway (github.com/craigmccaskill)
82 points by craigmccaskill 3 days ago | 60 comments
24.
Show HN: Local-first semantic knowledge graph with magnetic-pull retrieval (github.com/astralchemist)
4 points by akashi_dev 1 day ago | discuss
25.
Show HN: MigraDiff – maintained fork of migra (PostgreSQL schema diff) (github.com/migradiff)
4 points by lateos-ai 21 hours ago | 2 comments
26.
Show HN: I built a better GitHub search that rank repos by what matters (reposeek.ai)
5 points by donghaxkim 22 hours ago | 2 comments
27.
Show HN: A website that tracks every stock trade Congress makes (kadoa.com)
61 points by hubraumhugo 4 days ago | 24 comments
28.
Show HN: Compile-time model-id validation with declared capability (github.com/yujonglee)
5 points by yujonglee 1 day ago | 2 comments
29.
Show HN: OpenBrief – Local-first video downloader/summarizer (github.com/tantara)
92 points by tantara 4 days ago | 17 comments
30.
Show HN: Gaia Atlas – Local Stellar Map (valhovey.github.io)
6 points by speleo 1 day ago | 4 comments

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