Page Monitor runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 2 Nov 2026.
Deterministic web page change monitoring with SHA-256 evidence; free diff, paid scheduled watch.
Nothing serious here today
Today is the operative word: we check Page Monitor every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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Page Monitor — questions
Answers built from our own checks of this server.