Claude Code use cases

7 real, sourced examples of what people do with Claude Code, ranked by community upvotes.

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Top 10 by upvotes

  1. Get an AI second opinion on your MRI with Claude Code 566 HN points
  2. Find connections across 100 books with Claude Code 524 HN points
  3. Omnara – Run Claude Code from anywhere 310 HN points
  4. Search public astronomy data for an unknown planet with Claude Code 301 HN points
  5. Atticus – Hold-to-talk voice assistant for macOS that runs on Claude -p 112 HN points
  6. Self-hosted company OS, Claude Code and Codex agents in departments 50 HN points
  7. Build your own assistive-tech Mac app with Claude Code 24 HN points

All 7