1. DocumentDB – a MongoDB compatible open-source database (documentdb.io)
A powerful, scalable open-source document database solution built on PostgreSQL for modern applications.
4. The Permission Slip (www.cringely.com)
5. Show HN: Zenith: sota harness for normal models to beat Fable on FrontierSWE (ii.inc)
Zenith is our long-running agent harness. On Frontier SWE — seventeen of the hardest public long-horizon software-engineering tasks we know of — Zenith took GPT-5.5 from 5th place to 1st, ahead of Claude Fable, by building the right harness around the model instead of swapping in a bigger one.
6. Show HN: Fleet – a local-first console for managing Dockerized Hermes AI Agents (github.com)
Contribute to matt454/agent-fleet-console development by creating an account on GitHub.
7. Mullvad VPN co-founder donated ~500,000USD to Swedish far-right political party (www.flamman.se)
It-bolaget Mullvads grundare donerade fem miljoner – till parti som vill se ”storskalig återvandring”
8. Show HN: Uselink – publish and collaborate on AI-generated HTML (uselink.app:443)
Paste Markdown, HTML, or AI-generated drafts. Get a clean public URL with live edits, threaded comments, and version history.
9. Show HN: macOS Native Markdown Reader with Vim Keybinding Using Swift (code.intellios.ai)
12. Show HN: Rust / Red Alert inspired WASM game in the browser (open source) (punnerud.github.io)
15. Show HN: A fast hex dumper, written in Rust (github.com)
fasthex — a very fast hex dumper. Contribute to CallMeAlphabet/fasthex development by creating an account on GitHub.
16. Show HN: Backtest a futures strategy described in plain English (askfutures.com)
Type a trading idea in plain English. AskFutures backtests it against years of futures data — in seconds, no code.
17. Show HN: Shacam for macOS – Screen sharing you can touch (shacam.com)
Share images, windows, your iPhone or iPad over your webcam, and interact with them using your hands, like real objects.
19. Show HN: ForthWrite – Email AI that learns your voice from every edit you send (www.forthwrite.ai)
A technical walkthrough of the feedback loop ForthWrite uses to learn your email voice: pgvector RAG with MMR re-ranking, edit-distance scoring, and a deterministic phrasing miner.
20. Show HN: A local-first eBook reader with a journal for each book you read (forgottenmachine.itch.io)
22. Show HN: HyperPaste – a free, open-source clipboard manager for macOS (hyperpaste.io)
HyperPaste is a free, open source clipboard manager for macOS — fast, private, and keyboard-first. Search your history and paste anything in seconds.
23. Show HN: AI Music Generator Free and No Signup (music0.org)
Music0 AI is an AI music generation platform. Create AI-generated music and music videos with our advanced AI tools.
24. Show HN: Sonar, local cited codebase briefings tailored to your role (github.com)
Local AI-based code explainer for fast onboarding. - gautamdhameja/sonar
25. Show HN: Lorentzian CSS Duality in Causal Diamond Quantum Error-Correcting Codes (github.com)
Contribute to ynnk-research/A-Lorentzian-CSS-Duality-in-Causal-Diamond-Quantum-Error-Correcting-Codes development by creating an account on GitHub.
26. Show HN: The CLI for browser agents (fuckui.com)
FuckUI is the browser skill for AI agents. Numbered actions, stable refs, human handoff. No screenshots. No selectors. Just tell your agent what to do.
27. Show HN: wavecat – a fully local personal agent that watches your screen (wavecat.ai)
A fully local personal agent that watches your screen.
29. Show HN: Katra, self-hosted cognitive memory for AI agents (MCP) (github.com)
Katra — Cognitive Memory as a Service for AI Agents. Open-source cognitive memory infrastructure with MCP protocol support. - kolegadev/Katra-Agentic-Memory
30. The war against 'woke' could end US science as we know it (www.theverge.com)
“Everyone will be affected, not just scientists. Every community in the country.“