Chatlens: Offline, searchable archive for every ChatGPT & Claude conversation
Chatlens turns a ChatGPT or Claude export into a single HTML file that runs entirely locally, giving you full‑text search, timelines, and topic insights across thousands of messages. No data leaves your machine, and indexing a 30 MB export costs under two seconds, keeping searches under 15 ms. Perfect for privacy‑conscious power users.