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What is Passlit Openbook?
Every website loads tracking scripts without asking permission. Passlit Openbook detects every tracker on every site in real time. See exactly which companies are watching you and what they collect. finance.yahoo.com loaded 414 trackers on one page in May 2026. The average site loads 40+. Free to install. No account required. 50% off Shield with code PRODUCTHUNT50 at checkout.
