You know something I don’t know - The Amazing Screw-On Head / 2 / 3

• Reading across books with Claude Code / HN - Thematic links across books, automatically discovered by Claude Code. - (nice UI)

see also

• HN’s favourites - a map of the 1000 most mentioned books on Hacker News.
• LatentTopicExplorer - Application to discover and explore topics in a pdf corpus.