1. Show HN: Kvist – a Lisp for systems programming that compiles to Odin (github.com)
A native, statically typed Lisp with a REPL that compiles to Odin. - kvist-lang/kvist
2. Show HN: A retirement planner in one HTML file, works offline, nothing uploaded (www.torsalis.com)
Every calculator shows you the gross number. Torsalis shows you what survives the tax bill on the way out — holding by holding, at your growth rates, on a sell schedule you set.
4. Show HN: It Was Never You (itwasneveryou.app)
Re-write their wrongs. Ditch your NPC ex and replace them with your new main in just a few taps.
6. Show HN: Ramanujan-computing: use idle computation to run scientific computing (github.com)
The Ramanujan Platform aims to harness the idle computational power of various digital devices to create a powerful distributed network. This platform allows any device with basic arithmetic capab...
7. Show HN: GoodSaaS – Now with per-product pages (Recommended) (goodsaas.xyz)
9. Show HN: SudoReport – best tech aggregator edited by AI (sudoreport.com)
10. Show HN: Wolfpack – private browser control for coding-agent terminals (get-wolfpack.netlify.app)
A self-hosted control room for persistent coding-agent sessions across your machines, connected through your Tailscale tailnet.
11. Show HN: Scheduled Claude Code agents that cost nothing on a quiet day (github.com)
Run Claude Code agents on a schedule. They stay silent unless there's something worth telling you — a quiet day costs zero tokens. - shadok-ai/shadok-ai
12. Show HN: Use Spot Instance Fearlessly (github.com)
13. Show HN: Understudy: Scenario Testing for AI Agents (github.com)
Scenario Testing for AI Agents. Contribute to gojiplus/understudy development by creating an account on GitHub.
14. Show HN: Leadcode – per-client account isolation for Claude Code, Codex, and gh (leadcode.build)
Every client gets a workspace signed in to their own GitHub, Claude and Codex accounts. Open a project and the right identity is already there.
15. Show HN: AgentMafia – A Social Deduction Benchmark (twitter.com)
We sat 12 frontier models at a Mafia table for 40 games.
Every role, vote, lie, investigation, and night action was logged and scored.
When it came to detection, we found that @Kimi_Moonshot K3 was the best, figuring out the mafia 72.9% of the time while @claudeai Opus 5 was
Every role, vote, lie, investigation, and night action was logged and scored.
When it came to detection, we found that @Kimi_Moonshot K3 was the best, figuring out the mafia 72.9% of the time while @claudeai Opus 5 was
18. Show HN: I'm auctioning 10 sticker spots on an RTX 5090 to pay for the GPU (gpu-rtx.lol)
Ten sticker positions on an RTX 5090 Founders Edition, sold by live auction. Spin the card and pick your spot.
19. Show HN: URML – safety-eval harness for AI agents on lab and factory hardware (github.com)
The specification, reference runtimes, validator, LLM bridge, and conformance suite for URML — an open language for robot intent. - URML-MARS/URML
20. Show HN: Get agents to do what I want with code documentation (github.com)
Keep your coding agents on track. Contribute to treadiehq/codecut development by creating an account on GitHub.
21. Show HN: OutRip – a pay-to-rank board where rank is a card pull, not a bid (outrip.lol)
Rip a pack of collectible cards for your product; your single best card’s rating is your rank on the public board. Rating is continuous and computed from six published trait frequencies, so there is no ceiling and first place is always beatable. Every pack returns at least what you paid in card value.
22. Show HN: Satroot – a semantic ledger rooted in a single Satoshi (satroot.com)
A satoshi is the floor of value, not the ceiling of meaning. SATROOT
23. Show HN: Free Domain Intelligence Engine (dnsniffer.com)
Discover domains, subdomains, and SSL certificates with comprehensive domain intelligence tools.
24. Show HN: cdai cli – cd with Intent (github.com)
Contribute to franzenzenhofer/cdai development by creating an account on GitHub.
26. Show HN: Sitemap.site – Free XML sitemap generator, checker, and validator (sitemap.site)
Everything you need for sitemaps. Instantly generate, check, and validate your XML sitemaps to improve your website indexing and SEO.
27. Show HN: Beckon, distinct sounds for what your AI coding agent needs (github.com)
Distinct sounds for your AI coding agent: know whether it finished, needs a decision, or failed, without watching the terminal. - Isa1asN/beckon
28. Show HN: My fast TUI Finnish-English dictionary is now in the browser via WASM (taskusanakirja.com)
A fast, offline-first Finnish-English dictionary with inflection search. Runs in your browser or as a single downloadable binary.
29. Show HN: Lightweight reimplementation of YaCy peer as small Go services (github.com)
A lightweight, composable reimplementation of a YaCy peer as small Go services - nikitakarpei/my-yacy-node