A CLEARER
FIELD OF VIEW.

Every meaningful signal, in context.

Track website availability, response times, HTTP headers, TLS certificates and DNS records. Detect content, title and metadata changes, or focus on a phrase, CSS selector, XPath expression or JSON value.

A visual record of the web.

Queued browser captures create a private screenshot history. Compare captures, browse the watch wall, and open a monitor to inspect its checks, source and normalized differences.

An observable monitoring engine.

Durable SQL job history, Beanstalkd queues and systemd workers support a configurable pool of up to 200 lightweight workers. Browser captures run in a separate pool. The worker grid reflects real heartbeats.