{"slug": "show-hn-whodunit-solve-a-daily-ai-written-mystery", "title": "Show HN: Whodunit? Solve a daily AI-written Mystery", "summary": "Whodunit, a web app that generates a new AI-written murder mystery daily, was launched on Hacker News. The app, built with Go, templ, HTMX, SSE, and a Temporal workflow game engine, evolved from a pen-and-paper game for family game night. The mysteries are written by LLMs, with quality varying but mostly working well.", "body_md": "Whodunit started as a pen-and-paper game for family game night. It evolved into a web app with a new mystery every day.\n\nThe mysteries are all written by LLMs. Some are better than others, but most work nicely.\n\nThe web app is written in go with templ HTML templates, HTMX for on-page interactivity, SSE for content updates, and a turn-based game engine written as a Temporal workflow.\n\nCheck out the mystery gen write up for more info: [https://blog.apartment304.com/whodunit-llm-murder-mysteries](https://blog.apartment304.com/whodunit-llm-murder-mysteries)\n\nComments URL: [https://news.ycombinator.com/item?id=49390145](https://news.ycombinator.com/item?id=49390145)\n\nPoints: 1\n\n# Comments: 0", "url": "https://wpnews.pro/news/show-hn-whodunit-solve-a-daily-ai-written-mystery", "canonical_source": "https://whodunit.rip", "published_at": "2026-08-21 16:04:49+00:00", "updated_at": "2026-08-21 16:14:59.191320+00:00", "lang": "en", "topics": ["generative-ai", "ai-products", "developer-tools"], "entities": ["Whodunit", "Hacker News", "Temporal"], "alternates": {"html": "https://wpnews.pro/news/show-hn-whodunit-solve-a-daily-ai-written-mystery", "markdown": "https://wpnews.pro/news/show-hn-whodunit-solve-a-daily-ai-written-mystery.md", "text": "https://wpnews.pro/news/show-hn-whodunit-solve-a-daily-ai-written-mystery.txt", "jsonld": "https://wpnews.pro/news/show-hn-whodunit-solve-a-daily-ai-written-mystery.jsonld"}}